025 FXUS64 KMAF 200845 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 345 AM CDT THU JUN 20 2013 .DISCUSSION... WILL START THE DAY WITH AN UPPER RIDGE CENTERED OVER MEXICO AND EXTENDING NORTH ACROSS THE REGION TO THE CANADIAN BORDER AS AN UPPER LOW SPINS OVER THE NORTHWEST. AS THIS LOW WOBBLES EAST THE SUB TROPICAL RIDGE AXIS WILL SHIFT EASTWARD BUT THE RIDGE WILL CONTINUE TO STRETCH ACROSS THE AREA. BY THE MIDDLE OF NEXT WEEK THE RIDGE STRENGTHENS WITH CENTER OF THE RIDGE RETURNING WEST TO NEAR THE 4 CORNERS REGION WITH A WARMING TREND EXPECTED. PRECIPITATION DEVELOPED AGAIN WEDNESDAY ACROSS THE WEST WITH EVENING SHOWERS AND STORMS CONTINUING INTO THE EARLY MORNING FROM PRESIDIO... TO ORLA... TO ARTESIA. A NOCTURNAL JET GUSTING OVER 30KTS WAS PUMPING FRESH MOISTURE INTO THE AREA KEEPING DEWPTS HIGH. EXPECT STORMS AGAIN THIS AFTERNOON OVER THE MOUNTAINS. MODEL QPF STARTS DEVELOPING LIGHT PRECIP DURING THE MORNING BETWEEN THE GUADALUPES AND DAVIS MTNS WHICH HAPPENS TO BE THE SAME PLACE SOME SHOWERS KICKED OFF YESTERDAY MORNING SO WILL KEEP SOME POPS EARLY FOR THE WEST. STORMS THAT DEVELOP OVER THE MTNS THIS AFTERNOON MAY TRACK INTO THE WESTERN PERMIAN BASIN BY EVENING. BUMPED UP POPS TODAY TO LOW CHANCE CATEGORY ACROSS SE NM. WITH LITTLE CHANGE IN THE OVERALL PATTERN IT WILL LOOK SIMILAR ON FRIDAY WITH STORMS OVER THE HIGHER ELEVATIONS. EXPECT SE NM WILL GET HEAVIEST RAINFALL. SATURDAY QPF EXTENDS FARTHER SOUTH INTO THE BIG BEND AND A LITTLE FARTHER EAST OF THE MOUNTAINS SO HAVE EXTENDED POPS. HAD A LITTLE SEVERE WX YESTERDAY SO CANNOT RULE OUT SOME LARGE HAIL AND DAMAGING WIND ALONG WITH LOCALLY HEAVY RAIN. SOUTH TO SOUTHEAST FLOW WILL KEEP GOOD LOW LEVEL MOISTURE IN PLACE WITH DEWPTS IN THE 60S. PW OF 1.0 TO 1.2 INCHES CAN BE EXPECTED SO SOME MINOR FLOODING WILL BE POSSIBLE WITH STORMS. TEMPERATURES WILL REMAIN NEAR TO ABOVE NORMAL IN THE MID 90S THE NEXT FEW DAYS. THE WARMEST GUIDANCE HAS STILL BEEN JUST A LITTLE TOO COOL SO WILL STAY A LITTLE ABOVE TODAY AND TOMORROW. TEMPERATURES SLOWLY WARM THROUGH NEXT WEEK UNDER THE RIDGE. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 96 72 94 71 / 10 10 10 10 BIG SPRING TX 97 73 95 72 / 0 0 0 0 CARLSBAD NM 102 70 99 70 / 30 30 20 20 DRYDEN TX 99 75 95 76 / 0 0 0 0 FORT STOCKTON TX 98 73 95 73 / 10 10 10 10 GUADALUPE PASS TX 94 69 92 70 / 30 30 20 20 HOBBS NM 97 69 95 69 / 30 30 20 20 MARFA TX 92 62 90 61 / 20 20 10 10 MIDLAND INTL AIRPORT TX 96 72 94 72 / 10 10 0 0 ODESSA TX 97 72 95 74 / 10 10 0 0 WINK TX 101 73 99 73 / 20 20 10 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 29/72 281 FXUS64 KMAF 200510 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1210 AM CDT THU JUN 20 2013 .AVIATION... 06Z TAF ISSUANCE WINDY CONDITIONS WILL CONTINUE THIS MORNING WITH SCATTERED SHOWERS ACROSS THE AREA. INCLUDED A VCTS AT KMAF AS THUNDERSTORMS WILL MOVE ACROSS THE TERMINAL OVER THE NEXT COUPLE OF HOURS. BY LATE MORNING VFR CONDITIONS WILL PREVAIL WITH GUSTY WINDS CONTINUING INTO THE AFTERNOON. ISOLATED THUNDERSTORMS REMAIN POSSIBLE AT KCNM...KHOB...KINK AND KPEQ DURING THE AFTERNOON BUT WILL KEEP MENTION OUT OF TAFS FOR NOW DUE TO UNCERTAIN TIMING. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 29 827 FXUS64 KMAF 200217 AAA AFDMAF AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 917 PM CDT WED JUN 19 2013 .UPDATE... INTRODUCED RAIN CHANCES INTO THE PERMIAN BASIN AND INCREASED POPS SOUTHWEST TO THE STOCKTON PLATEAU. REDUCING POPS OVER WESTERN AREAS... INCLUDING MUCH OF SOUTHEASTERN NEW MEXICO. && .DISCUSSION... THUNDERSTORMS HAVE DEVELOPED NEAR MIDLAND AND MAY INCREASE THROUGH 10 PM. ALSO SEEING STRONG CONVECTION CONTINUING IN EASTERN REEVES AND SOUTHERN WARD COUNTIES. BASED ON CURRENT TRENDS...EXTENDING RAIN CHANCES EASTWARD. CAP SHOULD BE TAKING HOLD...SO WOULD NOT EXPECT CONVECTION TO MAINTAIN MUCH BEYOND 10 PM. && .PREV DISCUSSION... /ISSUED 556 PM CDT WED JUN 19 2013/ DISCUSSION... SEE AVIATION DISCUSSION BELOW. AVIATION... CONVECTION WILL BE POSSIBLE AT ALL TERMINALS EXCEPT KMAF FOR THE NEXT FEW HOURS AS THE OUTFLOW BOUNDARY FROM STORMS TO THE NE COLLIDES W/CONVECTION COMING OFF THE MTNS WEST. HOWEVER...VFR CONDITIONS SHOULD PREVAIL OUTSIDE OF DIRECT...HEAVIER CONVECTION. OTHERWISE...A 40+KT LLJ WILL MAINTAIN RETURN FLOW OVERNIGHT. ANOTHER FAIRLY WIDESPREAD CU FIELD WILL BE POSSIBLE THURSDAY...W/BASES 7-9 KFT AGL. PREV DISCUSSION... /ISSUED 301 PM CDT WED JUN 19 2013/ DISCUSSION... THE SUBTROPICAL UPPER RIDGE THAT HAS BEEN CENTERED OVER MEXICO THE PAST SEVERAL DAYS HAS BEEN EDGING NORTHWARD TOWARD WEST TEXAS TODAY WHILE AN UPPER LOW DIGS INTO THE PACIFIC NORTHWEST. AT THE SURFACE...STRONG SOUTHERLY FLOW PERSISTS AS LEE TROUGHING ENHANCES TO THE NORTH. SKIES HAVE BEEN MOSTLY CLEAR THROUGH THE MORNING AND MID AFTERNOON TEMPERATURES HAVE WARMED TO LOW 90S. SEVERAL SHOWERS AND THUNDERSTORMS ARE IN THE PROCESS OF DEVELOPING OVER THE DAVIS AND GUADALUPE MOUNTAIN REGIONS THIS AFTERNOON AND ARE EXPECTED TO MIGRATE OUT INTO THE PLAINS OF SOUTHEAST NEW MEXICO AND PORTIONS OF WEST TEXAS THROUGH THIS EVENING. MEANWHILE...AN EARLY MORNING MCS THAT MOVED THROUGH THE TEXAS PANHANDLE HAS SENT AN OUTFLOW BOUNDARY SOUTHWEST TOWARD THE PERMIAN BASIN...AS NOTED ON RADAR. THIS BOUNDARY WILL LIKELY GENERATE SOME SEVERE THUNDERSTORM ACTIVITY ACROSS THE NORTHERN PERMIAN BASIN AND SOUTHEAST NEW MEXICO AND A SEVERE THUNDERSTORM WATCH IS NOW IN EFFECT FOR THESE AREAS. THE MAIN THREATS WILL BE LARGE HAIL...DAMAGING WINDS AND HEAVY RAINFALL. WILL MAKE NOTE OF THIS IN THE HWO. ANY CONVECTION MOVING OFF THE MOUNTAINS OF SOUTHEAST NEW MEXICO WILL HAVE THE POTENTIAL TO INTERACT WITH THIS BOUNDARY AND COULD RESULT IN AN ISOLATED SHORT- LIVED TORNADO. THE UPPER RIDGE WILL SHIFT SLIGHTLY EASTWARD THURSDAY AND FRIDAY BUT MAINTAIN ITS INFLUENCE OVER MOST OF THE REGION. SURFACE LEE TROUGHING WILL EXTEND SOUTHWARD INTO EASTERN NEW MEXICO AND WEST TEXAS...KEEP STRONG SOUTHERLY FLOW AND AMPLE MOISTURE IN PLACE THROUGH THE WEEKEND. SURFACE HEATING NEAR THE TROUGH AXIS MAY HELP TO GENERATE SOME AFTERNOON AND EVENING THUNDERSTORMS ACROSS THE HIGHER TERRAIN REGIONS AS WELL AS THE SOUTHEAST NEW MEXICO PLAINS THROUGH SUNDAY. CONFIDENCE IS CURRENTLY LOW HOWEVER IF WE CAN GET A WEAKNESS IN THE WESTERN PERIPHERY OF THE UPPER RIDGE DURING PEAK HEATING...COINCIDENT WITH A MID LEVEL THETA E AXIS...THEN ITS DEFINITELY POSSIBLE FOR THE ABOVE MENTIONED LOCATIONS. OTHERWISE...RAIN CHANCES WILL REMAIN NIL FOR MOST LOCATIONS THROUGH THE FORECAST PERIOD. HIGH TEMPERATURES WILL REMAIN IN THE MID TO UPPER 90S WITH HIGHER READINGS IN THE PECOS AND RIO GRANDE VALLEYS. LOWS WILL BE IN THE UPPER 60S TO LOW 70S. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 73 96 72 96 / 30 10 10 10 BIG SPRING TX 73 97 73 96 / 30 0 0 0 CARLSBAD NM 71 101 70 100 / 10 20 20 20 DRYDEN TX 76 97 75 95 / 20 0 0 0 FORT STOCKTON TX 73 97 73 97 / 40 10 10 10 GUADALUPE PASS TX 69 94 69 93 / 10 30 30 20 HOBBS NM 71 97 70 96 / 20 20 20 20 MARFA TX 62 92 62 90 / 30 20 20 10 MIDLAND INTL AIRPORT TX 73 96 72 96 / 40 0 0 0 ODESSA TX 73 97 74 96 / 40 10 10 0 WINK TX 73 100 73 100 / 20 10 10 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 05/99 448 FXUS64 KMAF 192256 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 556 PM CDT WED JUN 19 2013 .DISCUSSION... SEE AVIATION DISCUSSION BELOW. && .AVIATION... CONVECTION WILL BE POSSIBLE AT ALL TERMINALS EXCEPT KMAF FOR THE NEXT FEW HOURS AS THE OUTFLOW BOUNDARY FROM STORMS TO THE NE COLLIDES W/CONVECTION COMING OFF THE MTNS WEST. HOWEVER...VFR CONDITIONS SHOULD PREVAIL OUTSIDE OF DIRECT...HEAVIER CONVECTION. OTHERWISE...A 40+KT LLJ WILL MAINTAIN RETURN FLOW OVERNIGHT. ANOTHER FAIRLY WIDESPREAD CU FIELD WILL BE POSSIBLE THURSDAY...W/BASES 7-9 KFT AGL. && .PREV DISCUSSION... /ISSUED 301 PM CDT WED JUN 19 2013/ DISCUSSION... THE SUBTROPICAL UPPER RIDGE THAT HAS BEEN CENTERED OVER MEXICO THE PAST SEVERAL DAYS HAS BEEN EDGING NORTHWARD TOWARD WEST TEXAS TODAY WHILE AN UPPER LOW DIGS INTO THE PACIFIC NORTHWEST. AT THE SURFACE...STRONG SOUTHERLY FLOW PERSISTS AS LEE TROUGHING ENHANCES TO THE NORTH. SKIES HAVE BEEN MOSTLY CLEAR THROUGH THE MORNING AND MID AFTERNOON TEMPERATURES HAVE WARMED TO LOW 90S. SEVERAL SHOWERS AND THUNDERSTORMS ARE IN THE PROCESS OF DEVELOPING OVER THE DAVIS AND GUADALUPE MOUNTAIN REGIONS THIS AFTERNOON AND ARE EXPECTED TO MIGRATE OUT INTO THE PLAINS OF SOUTHEAST NEW MEXICO AND PORTIONS OF WEST TEXAS THROUGH THIS EVENING. MEANWHILE...AN EARLY MORNING MCS THAT MOVED THROUGH THE TEXAS PANHANDLE HAS SENT AN OUTFLOW BOUNDARY SOUTHWEST TOWARD THE PERMIAN BASIN...AS NOTED ON RADAR. THIS BOUNDARY WILL LIKELY GENERATE SOME SEVERE THUNDERSTORM ACTIVITY ACROSS THE NORTHERN PERMIAN BASIN AND SOUTHEAST NEW MEXICO AND A SEVERE THUNDERSTORM WATCH IS NOW IN EFFECT FOR THESE AREAS. THE MAIN THREATS WILL BE LARGE HAIL...DAMAGING WINDS AND HEAVY RAINFALL. WILL MAKE NOTE OF THIS IN THE HWO. ANY CONVECTION MOVING OFF THE MOUNTAINS OF SOUTHEAST NEW MEXICO WILL HAVE THE POTENTIAL TO INTERACT WITH THIS BOUNDARY AND COULD RESULT IN AN ISOLATED SHORT- LIVED TORNADO. THE UPPER RIDGE WILL SHIFT SLIGHTLY EASTWARD THURSDAY AND FRIDAY BUT MAINTAIN ITS INFLUENCE OVER MOST OF THE REGION. SURFACE LEE TROUGHING WILL EXTEND SOUTHWARD INTO EASTERN NEW MEXICO AND WEST TEXAS...KEEP STRONG SOUTHERLY FLOW AND AMPLE MOISTURE IN PLACE THROUGH THE WEEKEND. SURFACE HEATING NEAR THE TROUGH AXIS MAY HELP TO GENERATE SOME AFTERNOON AND EVENING THUNDERSTORMS ACROSS THE HIGHER TERRAIN REGIONS AS WELL AS THE SOUTHEAST NEW MEXICO PLAINS THROUGH SUNDAY. CONFIDENCE IS CURRENTLY LOW HOWEVER IF WE CAN GET A WEAKNESS IN THE WESTERN PERIPHERY OF THE UPPER RIDGE DURING PEAK HEATING...COINCIDENT WITH A MID LEVEL THETA E AXIS...THEN ITS DEFINITELY POSSIBLE FOR THE ABOVE MENTIONED LOCATIONS. OTHERWISE...RAIN CHANCES WILL REMAIN NIL FOR MOST LOCATIONS THROUGH THE FORECAST PERIOD. HIGH TEMPERATURES WILL REMAIN IN THE MID TO UPPER 90S WITH HIGHER READINGS IN THE PECOS AND RIO GRANDE VALLEYS. LOWS WILL BE IN THE UPPER 60S TO LOW 70S. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 44 403 FXUS64 KMAF 192001 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 301 PM CDT WED JUN 19 2013 .DISCUSSION... THE SUBTROPICAL UPPER RIDGE THAT HAS BEEN CENTERED OVER MEXICO THE PAST SEVERAL DAYS HAS BEEN EDGING NORTHWARD TOWARD WEST TEXAS TODAY WHILE AN UPPER LOW DIGS INTO THE PACIFIC NORTHWEST. AT THE SURFACE...STRONG SOUTHERLY FLOW PERSISTS AS LEE TROUGHING ENHANCES TO THE NORTH. SKIES HAVE BEEN MOSTLY CLEAR THROUGH THE MORNING AND MID AFTERNOON TEMPERATURES HAVE WARMED TO LOW 90S. SEVERAL SHOWERS AND THUNDERSTORMS ARE IN THE PROCESS OF DEVELOPING OVER THE DAVIS AND GUADALUPE MOUNTAIN REGIONS THIS AFTERNOON AND ARE EXPECTED TO MIGRATE OUT INTO THE PLAINS OF SOUTHEAST NEW MEXICO AND PORTIONS OF WEST TEXAS THROUGH THIS EVENING. MEANWHILE...AN EARLY MORNING MCS THAT MOVED THROUGH THE TEXAS PANHANDLE HAS SENT AN OUTFLOW BOUNDARY SOUTHWEST TOWARD THE PERMIAN BASIN...AS NOTED ON RADAR. THIS BOUNDARY WILL LIKELY GENERATE SOME SEVERE THUNDERSTORM ACTIVITY ACROSS THE NORTHERN PERMIAN BASIN AND SOUTHEAST NEW MEXICO AND A SEVERE THUNDERSTORM WATCH IS NOW IN EFFECT FOR THESE AREAS. THE MAIN THREATS WILL BE LARGE HAIL...DAMAGING WINDS AND HEAVY RAINFALL. WILL MAKE NOTE OF THIS IN THE HWO. ANY CONVECTION MOVING OFF THE MOUNTAINS OF SOUTHEAST NEW MEXICO WILL HAVE THE POTENTIAL TO INTERACT WITH THIS BOUNDARY AND COULD RESULT IN AN ISOLATED SHORT- LIVED TORNADO. THE UPPER RIDGE WILL SHIFT SLIGHTLY EASTWARD THURSDAY AND FRIDAY BUT MAINTAIN ITS INFLUENCE OVER MOST OF THE REGION. SURFACE LEE TROUGHING WILL EXTEND SOUTHWARD INTO EASTERN NEW MEXICO AND WEST TEXAS...KEEP STRONG SOUTHERLY FLOW AND AMPLE MOISTURE IN PLACE THROUGH THE WEEKEND. SURFACE HEATING NEAR THE TROUGH AXIS MAY HELP TO GENERATE SOME AFTERNOON AND EVENING THUNDERSTORMS ACROSS THE HIGHER TERRAIN REGIONS AS WELL AS THE SOUTHEAST NEW MEXICO PLAINS THROUGH SUNDAY. CONFIDENCE IS CURRENTLY LOW HOWEVER IF WE CAN GET A WEAKNESS IN THE WESTERN PERIPHERY OF THE UPPER RIDGE DURING PEAK HEATING...COINCIDENT WITH A MID LEVEL THETA E AXIS...THEN ITS DEFINITELY POSSIBLE FOR THE ABOVE MENTIONED LOCATIONS. OTHERWISE...RAIN CHANCES WILL REMAIN NIL FOR MOST LOCATIONS THROUGH THE FORECAST PERIOD. HIGH TEMPERATURES WILL REMAIN IN THE MID TO UPPER 90S WITH HIGHER READINGS IN THE PECOS AND RIO GRANDE VALLEYS. LOWS WILL BE IN THE UPPER 60S TO LOW 70S. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 73 96 72 96 / 20 10 10 10 BIG SPRING TX 73 97 73 96 / 0 0 0 0 CARLSBAD NM 71 101 70 100 / 20 20 20 20 DRYDEN TX 76 97 75 95 / 10 0 0 0 FORT STOCKTON TX 73 97 73 97 / 10 10 10 10 GUADALUPE PASS TX 69 94 69 93 / 20 30 30 20 HOBBS NM 71 97 70 96 / 20 20 20 20 MARFA TX 62 92 62 90 / 20 20 20 10 MIDLAND INTL AIRPORT TX 73 96 72 96 / 10 0 0 0 ODESSA TX 73 97 74 96 / 10 10 10 0 WINK TX 73 100 73 100 / 10 10 10 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 27/44 741 FXUS64 KMAF 191614 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1114 AM CDT WED JUN 19 2013 .DISCUSSION... SEE AVIATION DISCUSSION BELOW. && .AVIATION... FORECAST SOUNDINGS SUGGEST A WIDESPREAD CU FIELD DEVELOPING BY OR SHORTLY AFTER ISSUANCE TIME...W/BASES 7-9 KFT AGL. AFTERNOON CONVECTION WILL BE POSSIBLE AT KCNM AND KHOB...W/MVFR VISIBILITIES IN CONVECTION. CU WILL AGAIN BE POSSIBLE AT KCNM NEAR THE END OF THE FORECAST PERIOD...W/BASES 9 KFT AGL. OTHERWISE...GUSTY RETURN FLOW CONTINUES THIS AFTERNOON...MAINTAINED BY A 40+KT LLJ OVERNIGHT. && PREV DISCUSSION... /ISSUED 336 AM CDT WED JUN 19 2013/ DISCUSSION... ALTHOUGH THE OFFICIAL START OF SUMMER IS NOT UNTIL FRIDAY JUNE 21ST... THE REGION HAS SETTLED INTO THE SUMMERTIME WX PATTERN WITH AN UPPER RIDGE AS THE DOMINATE WX FEATURE. ANOTHER FEATURE OF SUMMER WX FOR THIS AREA IS THE RARITY OF FRONTS AND NONE ARE SEEN OUT THROUGH 240HRS. SO EXPECTING LITTLE CHANGE IN THE DAY TO DAY WX FOR THE NEXT 7 DAYS. THE UPPER RIDGE CENTERED OVER MEXICO EXTENDS NORTHWARD ACROSS THE REGION UP TO NEAR CANADA. AS AN UPPER LOW SWINGS ACROSS THE NW THE NEXT FEW DAYS THE RIDGE AXIS WILL SHIFT EAST BUT NOT BE DISLODGED FROM THE AREA. WITH HIGH PRESSURE ALOFT OVER THE AREA EXPECT A DECREASE IN RAIN CHANCES WITH TEMPERATURES BECOMING UNSEASONABLY WARM. THE NORMAL TEMPERATURES FOR THIS TIME OF YEAR ACROSS THE PERMIAN BASIN ARE IN THE MID 90S... EXPECT HIGHS IN THE MID TO UPPER 90S INTO NEXT WEEK. LOOK FOR READINGS IN THE 100 TO 105 RANGE FOR PECOS AND RIO GRANDE VALLEYS. LOWS GENERALLY IN THE LOWER 70S WITH A FEW 60S FOR NORTHERN LEA AND DAVIS MTNS/ALPINE/MARFA. SEE HINTS OF PATCHY STRATUS TRYING TO DEVELOP AS OF 08Z... COULD SEE SOME LOW CLOUDS THIS MORNING ACROSS NRN PERMIAN BASIN AND OVER THE LOWER TRANS PECOS... BUT EXPECT THIS WILL DISSIPATE QUICKLY WITH FEW CLOUDS THROUGH LATE MORNING UNTIL AFTERNOON CU DEVELOPS. COULD SEE A FEW AFTERNOON/EVENING STORMS OVER THE HIGHER ELEVATIONS THE NEXT FEW DAYS BUT LITTLE CHANCE FOR THE REST OF THE REGION. MODELS DO DEVELOP QPF OVER THE MTNS THIS AFTERNOON AND AGAIN THURSDAY AND FRIDAY BUT MAY BE OVER DOING COVERAGE. GOOD LOW LEVEL MOISTURE REMAINS OVER THE REGION WITH SOUTHEAST FLOW CONTINUING AND MODEL SOUNDINGS INDICATE PW SHOULD REMAIN OVER AN INCH SO A FEW LOCATIONS COULD GET LOCALLY HEAVY RAIN. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 44 973 FXUS64 KMAF 191434 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 934 AM CDT WED JUN 19 2013 .DISCUSSION... AREA RADARS SHOW ISOLATED CONVECTION PERSISTING AROUND KGDP THIS MORNING...WHICH CURRENT MODELS ARE NOT PICKING UP ON. WE/LL DO A QUICK UPDATE TO ACCOUNT FOR THIS...AND UPDATE OTHER PARAMETERS AS NECESSARY. UPDATES OUT SHORTLY. && .PREV DISCUSSION... /ISSUED 632 AM CDT WED JUN 19 2013/ AVIATION... 12Z TAF ISSUANCE VFR CONDITIONS THROUGH THE NEXT 24 HRS. COULD SEE A FEW THUNDERSTORMS AT KCNM AND KHOB THIS AFTERNOON...BUT COVERAGE IS EXPECTED TO REMAIN ISOLATED SO WILL NOT INCLUDE IN THE TAFS. PREV DISCUSSION... /ISSUED 336 AM CDT WED JUN 19 2013/ DISCUSSION... ALTHOUGH THE OFFICIAL START OF SUMMER IS NOT UNTIL FRIDAY JUNE 21ST... THE REGION HAS SETTLED INTO THE SUMMERTIME WX PATTERN WITH AN UPPER RIDGE AS THE DOMINATE WX FEATURE. ANOTHER FEATURE OF SUMMER WX FOR THIS AREA IS THE RARITY OF FRONTS AND NONE ARE SEEN OUT THROUGH 240HRS. SO EXPECTING LITTLE CHANGE IN THE DAY TO DAY WX FOR THE NEXT 7 DAYS. THE UPPER RIDGE CENTERED OVER MEXICO EXTENDS NORTHWARD ACROSS THE REGION UP TO NEAR CANADA. AS AN UPPER LOW SWINGS ACROSS THE NW THE NEXT FEW DAYS THE RIDGE AXIS WILL SHIFT EAST BUT NOT BE DISLODGED FROM THE AREA. WITH HIGH PRESSURE ALOFT OVER THE AREA EXPECT A DECREASE IN RAIN CHANCES WITH TEMPERATURES BECOMING UNSEASONABLY WARM. THE NORMAL TEMPERATURES FOR THIS TIME OF YEAR ACROSS THE PERMIAN BASIN ARE IN THE MID 90S... EXPECT HIGHS IN THE MID TO UPPER 90S INTO NEXT WEEK. LOOK FOR READINGS IN THE 100 TO 105 RANGE FOR PECOS AND RIO GRANDE VALLEYS. LOWS GENERALLY IN THE LOWER 70S WITH A FEW 60S FOR NORTHERN LEA AND DAVIS MTNS/ALPINE/MARFA. SEE HINTS OF PATCHY STRATUS TRYING TO DEVELOP AS OF 08Z... COULD SEE SOME LOW CLOUDS THIS MORNING ACROSS NRN PERMIAN BASIN AND OVER THE LOWER TRANS PECOS... BUT EXPECT THIS WILL DISSIPATE QUICKLY WITH FEW CLOUDS THROUGH LATE MORNING UNTIL AFTERNOON CU DEVELOPS. COULD SEE A FEW AFTERNOON/EVENING STORMS OVER THE HIGHER ELEVATIONS THE NEXT FEW DAYS BUT LITTLE CHANCE FOR THE REST OF THE REGION. MODELS DO DEVELOP QPF OVER THE MTNS THIS AFTERNOON AND AGAIN THURSDAY AND FRIDAY BUT MAY BE OVER DOING COVERAGE. GOOD LOW LEVEL MOISTURE REMAINS OVER THE REGION WITH SOUTHEAST FLOW CONTINUING AND MODEL SOUNDINGS INDICATE PW SHOULD REMAIN OVER AN INCH SO A FEW LOCATIONS COULD GET LOCALLY HEAVY RAIN. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 98 72 95 72 / 10 10 10 10 BIG SPRING TX 98 73 97 73 / 0 10 0 0 CARLSBAD NM 100 71 101 70 / 20 20 20 20 DRYDEN TX 98 75 96 75 / 0 0 0 0 FORT STOCKTON TX 100 73 97 73 / 10 10 10 10 GUADALUPE PASS TX 92 69 94 69 / 30 30 30 30 HOBBS NM 97 70 96 70 / 20 20 20 20 MARFA TX 91 62 91 60 / 20 20 20 20 MIDLAND INTL AIRPORT TX 99 73 96 72 / 0 10 0 0 ODESSA TX 99 73 97 74 / 10 10 10 10 WINK TX 101 73 100 73 / 10 10 20 20 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 44/27 557 FXUS64 KMAF 191132 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 632 AM CDT WED JUN 19 2013 .AVIATION... 12Z TAF ISSUANCE VFR CONDITIONS THROUGH THE NEXT 24 HRS. COULD SEE A FEW THUNDERSTORMS AT KCNM AND KHOB THIS AFTERNOON...BUT COVERAGE IS EXPECTED TO REMAIN ISOLATED SO WILL NOT INCLUDE IN THE TAFS. && .PREV DISCUSSION... /ISSUED 336 AM CDT WED JUN 19 2013/ DISCUSSION... ALTHOUGH THE OFFICIAL START OF SUMMER IS NOT UNTIL FRIDAY JUNE 21ST... THE REGION HAS SETTLED INTO THE SUMMERTIME WX PATTERN WITH AN UPPER RIDGE AS THE DOMINATE WX FEATURE. ANOTHER FEATURE OF SUMMER WX FOR THIS AREA IS THE RARITY OF FRONTS AND NONE ARE SEEN OUT THROUGH 240HRS. SO EXPECTING LITTLE CHANGE IN THE DAY TO DAY WX FOR THE NEXT 7 DAYS. THE UPPER RIDGE CENTERED OVER MEXICO EXTENDS NORTHWARD ACROSS THE REGION UP TO NEAR CANADA. AS AN UPPER LOW SWINGS ACROSS THE NW THE NEXT FEW DAYS THE RIDGE AXIS WILL SHIFT EAST BUT NOT BE DISLODGED FROM THE AREA. WITH HIGH PRESSURE ALOFT OVER THE AREA EXPECT A DECREASE IN RAIN CHANCES WITH TEMPERATURES BECOMING UNSEASONABLY WARM. THE NORMAL TEMPERATURES FOR THIS TIME OF YEAR ACROSS THE PERMIAN BASIN ARE IN THE MID 90S... EXPECT HIGHS IN THE MID TO UPPER 90S INTO NEXT WEEK. LOOK FOR READINGS IN THE 100 TO 105 RANGE FOR PECOS AND RIO GRANDE VALLEYS. LOWS GENERALLY IN THE LOWER 70S WITH A FEW 60S FOR NORTHERN LEA AND DAVIS MTNS/ALPINE/MARFA. SEE HINTS OF PATCHY STRATUS TRYING TO DEVELOP AS OF 08Z... COULD SEE SOME LOW CLOUDS THIS MORNING ACROSS NRN PERMIAN BASIN AND OVER THE LOWER TRANS PECOS... BUT EXPECT THIS WILL DISSIPATE QUICKLY WITH FEW CLOUDS THROUGH LATE MORNING UNTIL AFTERNOON CU DEVELOPS. COULD SEE A FEW AFTERNOON/EVENING STORMS OVER THE HIGHER ELEVATIONS THE NEXT FEW DAYS BUT LITTLE CHANCE FOR THE REST OF THE REGION. MODELS DO DEVELOP QPF OVER THE MTNS THIS AFTERNOON AND AGAIN THURSDAY AND FRIDAY BUT MAY BE OVER DOING COVERAGE. GOOD LOW LEVEL MOISTURE REMAINS OVER THE REGION WITH SOUTHEAST FLOW CONTINUING AND MODEL SOUNDINGS INDICATE PW SHOULD REMAIN OVER AN INCH SO A FEW LOCATIONS COULD GET LOCALLY HEAVY RAIN. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 29 705 FXUS64 KMAF 190836 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 336 AM CDT WED JUN 19 2013 .DISCUSSION... ALTHOUGH THE OFFICIAL START OF SUMMER IS NOT UNTIL FRIDAY JUNE 21ST... THE REGION HAS SETTLED INTO THE SUMMERTIME WX PATTERN WITH AN UPPER RIDGE AS THE DOMINATE WX FEATURE. ANOTHER FEATURE OF SUMMER WX FOR THIS AREA IS THE RARITY OF FRONTS AND NONE ARE SEEN OUT THROUGH 240HRS. SO EXPECTING LITTLE CHANGE IN THE DAY TO DAY WX FOR THE NEXT 7 DAYS. THE UPPER RIDGE CENTERED OVER MEXICO EXTENDS NORTHWARD ACROSS THE REGION UP TO NEAR CANADA. AS AN UPPER LOW SWINGS ACROSS THE NW THE NEXT FEW DAYS THE RIDGE AXIS WILL SHIFT EAST BUT NOT BE DISLODGED FROM THE AREA. WITH HIGH PRESSURE ALOFT OVER THE AREA EXPECT A DECREASE IN RAIN CHANCES WITH TEMPERATURES BECOMING UNSEASONABLY WARM. THE NORMAL TEMPERATURES FOR THIS TIME OF YEAR ACROSS THE PERMIAN BASIN ARE IN THE MID 90S... EXPECT HIGHS IN THE MID TO UPPER 90S INTO NEXT WEEK. LOOK FOR READINGS IN THE 100 TO 105 RANGE FOR PECOS AND RIO GRANDE VALLEYS. LOWS GENERALLY IN THE LOWER 70S WITH A FEW 60S FOR NORTHERN LEA AND DAVIS MTNS/ALPINE/MARFA. SEE HINTS OF PATCHY STRATUS TRYING TO DEVELOP AS OF 08Z... COULD SEE SOME LOW CLOUDS THIS MORNING ACROSS NRN PERMIAN BASIN AND OVER THE LOWER TRANS PECOS... BUT EXPECT THIS WILL DISSIPATE QUICKLY WITH FEW CLOUDS THROUGH LATE MORNING UNTIL AFTERNOON CU DEVELOPS. COULD SEE A FEW AFTERNOON/EVENING STORMS OVER THE HIGHER ELEVATIONS THE NEXT FEW DAYS BUT LITTLE CHANCE FOR THE REST OF THE REGION. MODELS DO DEVELOP QPF OVER THE MTNS THIS AFTERNOON AND AGAIN THURSDAY AND FRIDAY BUT MAY BE OVER DOING COVERAGE. GOOD LOW LEVEL MOISTURE REMAINS OVER THE REGION WITH SOUTHEAST FLOW CONTINUING AND MODEL SOUNDINGS INDICATE PW SHOULD REMAIN OVER AN INCH SO A FEW LOCATIONS COULD GET LOCALLY HEAVY RAIN. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 98 72 95 72 / 10 10 10 10 BIG SPRING TX 97 73 97 73 / 0 10 0 0 CARLSBAD NM 102 71 101 70 / 20 20 20 20 DRYDEN TX 97 75 96 75 / 0 0 0 0 FORT STOCKTON TX 100 73 97 73 / 10 10 10 10 GUADALUPE PASS TX 94 69 94 69 / 30 30 30 30 HOBBS NM 97 70 96 70 / 20 20 20 20 MARFA TX 92 62 91 60 / 20 20 20 20 MIDLAND INTL AIRPORT TX 97 73 96 72 / 0 10 0 0 ODESSA TX 98 73 97 74 / 10 10 10 10 WINK TX 101 73 100 73 / 10 10 20 20 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 29/72 431 FXUS64 KMAF 190503 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1203 AM CDT WED JUN 19 2013 .AVIATION... 06Z TAF ISSUANCE VFR CONDITIONS EXPECTED TO PREVAIL THROUGH THE TAF PERIOD. SE WINDS WILL BECOME GUSTY DURING THE AFTERNOON WITH A FEW SCATTERED CLOUDS. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 29 251 FXUS64 KMAF 190222 AAA AFDMAF AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 922 PM CDT TUE JUN 18 2013 .UPDATE... DROPPING RAIN CHANCES NORTHEAST PART OF FORECAST AREA. LEAVING CHANCE OF THUNDERSTORMS IN DAVIS MOUNTAINS...MARFA PLATEAU. && .DISCUSSION... THUNDERSTORMS NOT QUITE ENTERING NORTHWEST TEXAS PANHANDLE AT PRESENT. THESE THUNDERSTORMS LIKELY TO SKIRT NORTH OF FORECAST AREA OVERNIGHT. EVEN WITH A MORE SOUTHERLY TRACK...WOULD BE UNLIKELY TO SEE THUNDERSTORMS LAST LONG ENOUGH TO MOVE INTO AREA BEFORE DISSIPATING. THUNDERSTORMS MAY NOT BE QUITE DONE IN DAVIS MOUNTAIN AND MARFA PLATEAU AREAS AS A FEW CELLS HAVE COME AND GONE IN THE LAST HOUR... SO WILL LEAVE CHANCE OF THUNDERSTORMS IN THAT AREA FOR THE EVENING. ANY THUNDERSTORMS THAT DO POP UP ACROSS THAT AREA SHOULD DISSIPATE BY MIDNIGHT. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 72 98 72 95 / 10 0 10 10 BIG SPRING TX 72 97 73 97 / 10 0 10 0 CARLSBAD NM 71 101 72 101 / 10 20 20 20 DRYDEN TX 76 97 75 96 / 20 0 0 0 FORT STOCKTON TX 73 99 73 96 / 20 10 10 10 GUADALUPE PASS TX 70 94 69 94 / 10 30 30 30 HOBBS NM 69 97 69 96 / 10 10 10 20 MARFA TX 61 92 61 92 / 30 20 20 20 MIDLAND INTL AIRPORT TX 73 98 74 97 / 10 0 10 0 ODESSA TX 74 99 75 97 / 10 0 10 10 WINK TX 74 101 73 100 / 10 10 10 20 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 05/99 284 FXUS64 KMAF 182257 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 557 PM CDT TUE JUN 18 2013 .DISCUSSION... SEE 00Z AVIATION DISCUSSION BELOW. && .AVIATION... A RIDGE OF HIGH PRESSURE ALOFT WILL DOMINATE THE WEATHER ACROSS SOUTHEAST NEW MEXICO THROUGH WEDNESDAY AFTERNOON WITH VFR CONDITIONS EXPECTED AT AREA TERMINALS. A FEW LOW CLOUDS WILL BE POSSIBLE AT KMAF...BUT NO CEILING IS CURRENTLY EXPECTED. ARE POSSIBLE WIND WILL GENERALLY BE SOUTH TO SOUTHEAST GENERALLY 5 TO 15 OVERNIGHT AND 10 TO 20 KNOTS ACROSS THE AREA WEDNESDAY. && .PREV DISCUSSION... /ISSUED 254 PM CDT TUE JUN 18 2013/ DISCUSSION... AFTER A COOL START TO THE MORNING WITH LOWS IN THE 60S...THANKS TO OVERNIGHT PRECIPITATION...TEMPERATURES HAVE ONLY INCREASED TO THE LOW 80S ACROSS MUCH OF THE REGION. MOISTURE REMAINS ABUNDANT WITH DEW POINTS GENERALLY IN THE 60S. A WEAK BOUNDARY IS CURRENTLY SAGGING INTO THE PERMIAN BASIN PER 18Z SURFACE ANALYSIS. WE COULD GET SOME SHOWERS AND THUNDERSTORMS FORM NEAR THIS BOUNDARY THIS AFTERNOON AND EVENING BUT THINK THE ATMOSPHERE MAY A LITTLE WORKED OVER FROM YESTERDAY SO CHANCES ARE SMALL. THINK THE BEST CHANCE IS ACROSS THE DAVIS MOUNTAIN REGION WHERE PERSISTENT UPSLOPE FLOW AT THE SURFACE AND PLENTY OF MOISTURE REMAIN. GENERALLY NORTHWEST FLOW ALOFT THROUGH TOMORROW THEN TRANSITION TO SOUTHWEST AS THE UPPER RIDGE CURRENTLY CENTERED OVER MEXICO BUILDS NORTHWARD INTO THE SOUTHERN PLAINS. BY THURSDAY...THE UPPER RIDGE WILL BE CENTERED JUST EAST OF THE REGION. AT THE SURFACE...AMPLE MOISTURE WILL REMAIN IN PLACE AS STRONG SOUTHEASTERLY FLOW PERSISTS. WEDNESDAY AND THURSDAY...THUNDERSTORM CHANCES WILL REMAIN CONFINED TO THE HIGHER TERRAIN REGIONS OF WEST TEXAS AND SOUTHEAST NEW MEXICO. FRIDAY THROUGH THIS WEEKEND...MODEL GUIDANCE CONTINUES TO GENERATE QPF ACROSS NORTHWEST ZONES COINCIDING WITH A MID LEVEL THETA E AXIS AND A FEW SHORTWAVES MOVING THROUGH THE FLOW ALOFT. WILL INTRODUCE SOME LOW POPS ACROSS SOUTHEAST NEW MEXICO AND THE HIGHER TERRAIN DURING THIS TIME. OTHERWISE...TEMPERATURES WILL INCREASE TO THE UPPER 90S WITH HIGHER VALUES IN THE PECOS AND RIO GRANDE RIVER VALLEYS THROUGH FRIDAY THEN COOL A COUPLE OF DEGREES BY THE WEEKEND AS THE STRONG THERMAL RIDGE REMAINS TO THE WEST. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 05 258 FXUS64 KMAF 181954 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 254 PM CDT TUE JUN 18 2013 .DISCUSSION... AFTER A COOL START TO THE MORNING WITH LOWS IN THE 60S...THANKS TO OVERNIGHT PRECIPITATION...TEMPERATURES HAVE ONLY INCREASED TO THE LOW 80S ACROSS MUCH OF THE REGION. MOISTURE REMAINS ABUNDANT WITH DEW POINTS GENERALLY IN THE 60S. A WEAK BOUNDARY IS CURRENTLY SAGGING INTO THE PERMIAN BASIN PER 18Z SURFACE ANALYSIS. WE COULD GET SOME SHOWERS AND THUNDERSTORMS FORM NEAR THIS BOUNDARY THIS AFTERNOON AND EVENING BUT THINK THE ATMOSPHERE MAY A LITTLE WORKED OVER FROM YESTERDAY SO CHANCES ARE SMALL. THINK THE BEST CHANCE IS ACROSS THE DAVIS MOUNTAIN REGION WHERE PERSISTENT UPSLOPE FLOW AT THE SURFACE AND PLENTY OF MOISTURE REMAIN. GENERALLY NORTHWEST FLOW ALOFT THROUGH TOMORROW THEN TRANSITION TO SOUTHWEST AS THE UPPER RIDGE CURRENTLY CENTERED OVER MEXICO BUILDS NORTHWARD INTO THE SOUTHERN PLAINS. BY THURSDAY...THE UPPER RIDGE WILL BE CENTERED JUST EAST OF THE REGION. AT THE SURFACE...AMPLE MOISTURE WILL REMAIN IN PLACE AS STRONG SOUTHEASTERLY FLOW PERSISTS. WEDNESDAY AND THURSDAY...THUNDERSTORM CHANCES WILL REMAIN CONFINED TO THE HIGHER TERRAIN REGIONS OF WEST TEXAS AND SOUTHEAST NEW MEXICO. FRIDAY THROUGH THIS WEEKEND...MODEL GUIDANCE CONTINUES TO GENERATE QPF ACROSS NORTHWEST ZONES COINCIDING WITH A MID LEVEL THETA E AXIS AND A FEW SHORTWAVES MOVING THROUGH THE FLOW ALOFT. WILL INTRODUCE SOME LOW POPS ACROSS SOUTHEAST NEW MEXICO AND THE HIGHER TERRAIN DURING THIS TIME. OTHERWISE...TEMPERATURES WILL INCREASE TO THE UPPER 90S WITH HIGHER VALUES IN THE PECOS AND RIO GRANDE RIVER VALLEYS THROUGH FRIDAY THEN COOL A COUPLE OF DEGREES BY THE WEEKEND AS THE STRONG THERMAL RIDGE REMAINS TO THE WEST. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 72 98 72 95 / 20 0 10 10 BIG SPRING TX 72 97 73 97 / 20 0 10 0 CARLSBAD NM 71 101 72 101 / 10 20 20 20 DRYDEN TX 76 97 75 96 / 10 0 0 0 FORT STOCKTON TX 73 99 73 96 / 20 10 10 10 GUADALUPE PASS TX 70 94 69 94 / 10 30 30 30 HOBBS NM 69 97 69 96 / 20 10 10 20 MARFA TX 61 92 61 92 / 30 20 20 20 MIDLAND INTL AIRPORT TX 73 98 74 97 / 10 0 10 0 ODESSA TX 74 99 75 97 / 10 0 10 10 WINK TX 74 101 73 100 / 10 10 10 20 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 27/49 786 FXUS64 KMAF 181731 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1231 PM CDT TUE JUN 18 2013 .DISCUSSION... SEE AVIATION DISCUSSION BELOW. && .AVIATION... VFR CONDITIONS EXPECTED THRU THE NIGHT. LOW PROBABILITY OF TSTMS MAINLY AROUND CNM BUT TOO LOW FOR INCLUDING IN TAFS. SE WINDS MOSTLY 10-15 KTS WITH SFC TROF TO THE W. && .PREV DISCUSSION... /ISSUED 1019 AM CDT TUE JUN 18 2013/ UPDATE... WATER VAPOR SHOWS MAIN SHRTWV TROF MOVING THRU CENTRAL TX WITH MINOR SHRTWV TROF QUICKLY MOVING SE ACROSS THE SOUTH PLAINS. PRIMARY MID LEVEL THETA-E RIDGE AXIS HAS ALSO SHIFTED E AND THIS FAR S ACROSS SE NM/PB THE EML AROUND 7H HAS BEEN COOLED AND 7H-5H LR/S AREN/T AS STEEP AS YESTERDAY AND COOLER TEMPS EXTEND DOWN THE COLUMN INTO THE SFC/NEAR BOUNDARY LAYER TOO. RUC/NAM 7H-5H OMEGA SHOWS SUBSIDENCE WILL PREVAIL THIS AFTERNOON IN WAKE OF PRIMARY SHRTWV TROF. LOW LEVEL MSTR WILL HOLD IN PLACE AND WITH UPSLOPE LOW LEVEL FLOW INTO THE TRANS PECOS MTNS AND STEEPER LR/S THERE THAT WILL BE THE FAVORED AREA FOR AFTERNOON CONVECTION. SLGHT RISK OF SEVERE TSTMS HAS BEEN LIFTED N OUT OF THE AREA AND TEND TO AGREE. 12Z NAM12 IS STINGY WITH PRECIP TODAY AS WELL. FOR NOW WILL UPDATE POP/WX GRIDD TO REDUCE POPS ACROSS THE PB AND REMOVE SEVERE WORDING. UPDATES OUT SOON. PREV DISCUSSION... /ISSUED 617 AM CDT TUE JUN 18 2013/ AVIATION... 12Z TAF ISSUANCE VFR CONDITIONS WILL PREVAIL THROUGH THE PERIOD. SOME MVFR CIGS ARE POSSIBLE FOR AN HOUR OR SO THIS MORNING BEFORE CLOUDS BURN OFF LATER THIS MORNING. THERE IS A CHANCE OF STORMS THIS AFTERNOON FOR THE AREA...BUT COVERAGE WILL REMAIN TOO ISOLATED TO INCLUDE IN TAFS AT THIS TIME. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 595 FXUS64 KMAF 181519 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1019 AM CDT TUE JUN 18 2013 .UPDATE... WATER VAPOR SHOWS MAIN SHRTWV TROF MOVING THRU CENTRAL TX WITH MINOR SHRTWV TROF QUICKLY MOVING SE ACROSS THE SOUTH PLAINS. PRIMARY MID LEVEL THETA-E RIDGE AXIS HAS ALSO SHIFTED E AND THIS FAR S ACROSS SE NM/PB THE EML AROUND 7H HAS BEEN COOLED AND 7H-5H LR/S AREN/T AS STEEP AS YESTERDAY AND COOLER TEMPS EXTEND DOWN THE COLUMN INTO THE SFC/NEAR BOUNDARY LAYER TOO. RUC/NAM 7H-5H OMEGA SHOWS SUBSIDENCE WILL PREVAIL THIS AFTERNOON IN WAKE OF PRIMARY SHRTWV TROF. LOW LEVEL MSTR WILL HOLD IN PLACE AND WITH UPSLOPE LOW LEVEL FLOW INTO THE TRANS PECOS MTNS AND STEEPER LR/S THERE THAT WILL BE THE FAVORED AREA FOR AFTERNOON CONVECTION. SLGHT RISK OF SEVERE TSTMS HAS BEEN LIFTED N OUT OF THE AREA AND TEND TO AGREE. 12Z NAM12 IS STINGY WITH PRECIP TODAY AS WELL. FOR NOW WILL UPDATE POP/WX GRIDD TO REDUCE POPS ACROSS THE PB AND REMOVE SEVERE WORDING. UPDATES OUT SOON. && .PREV DISCUSSION... /ISSUED 617 AM CDT TUE JUN 18 2013/ AVIATION... 12Z TAF ISSUANCE VFR CONDITIONS WILL PREVAIL THROUGH THE PERIOD. SOME MVFR CIGS ARE POSSIBLE FOR AN HOUR OR SO THIS MORNING BEFORE CLOUDS BURN OFF LATER THIS MORNING. THERE IS A CHANCE OF STORMS THIS AFTERNOON FOR THE AREA...BUT COVERAGE WILL REMAIN TOO ISOLATED TO INCLUDE IN TAFS AT THIS TIME. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 94 71 96 71 / 30 30 0 10 BIG SPRING TX 89 73 95 74 / 30 30 0 10 CARLSBAD NM 95 70 101 70 / 20 20 20 20 DRYDEN TX 95 73 96 76 / 10 10 0 0 FORT STOCKTON TX 95 71 99 72 / 20 20 10 10 GUADALUPE PASS TX 95 67 94 70 / 20 20 30 30 HOBBS NM 92 67 96 69 / 20 20 10 10 MARFA TX 88 59 92 61 / 40 40 20 20 MIDLAND INTL AIRPORT TX 94 71 96 73 / 20 20 0 10 ODESSA TX 94 72 96 75 / 20 20 0 10 WINK TX 97 71 102 71 / 20 20 10 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 456 FXUS64 KMAF 181117 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 617 AM CDT TUE JUN 18 2013 .AVIATION... 12Z TAF ISSUANCE VFR CONDITIONS WILL PREVAIL THROUGH THE PERIOD. SOME MVFR CIGS ARE POSSIBLE FOR AN HOUR OR SO THIS MORNING BEFORE CLOUDS BURN OFF LATER THIS MORNING. THERE IS A CHANCE OF STORMS THIS AFTERNOON FOR THE AREA...BUT COVERAGE WILL REMAIN TOO ISOLATED TO INCLUDE IN TAFS AT THIS TIME. && .PREV DISCUSSION... /ISSUED 400 AM CDT TUE JUN 18 2013/ DISCUSSION... UPPER RIDGE CENTERED OVER MEXICO ALLOWING DISTURBANCES TO TRACK DOWN ACROSS THE AREA IN NW FLOW ALOFT. THE RIDGE CENTER BUILDS NORTH ACROSS THE AREA THURSDAY AS AN UPPER TROUGH DIGS ACROSS THE WESTERN U.S. THE TROUGH WILL BE UNABLE TO DISLODGE THIS RIDGE WHICH WILL REMAIN OVER THE REGION THROUGH THE FORECAST. A LARGE COMPLEX OF STORMS MOVED THROUGH THE REGION LAST EVENING AND EXITED THE AREA EARLY THIS MORNING. SOME OF THESE STORMS PRODUCED HEAVY RAIN WITH NEARLY 2 INCHES REPORTED AT FLUVANNA AND OVER 3 INCHES AT GAIL. A FEW LINGERING SHOWERS AND STORMS REMAINED ON RADAR AS OF 08Z. LOW LEVEL MOISTURE WILL REMAIN HIGH WITH E/SE FLOW. THE COMBINATION OF DEWPTS IN THE 60S... DAYTIME HEATING.... AND UPSLOPE FLOW WILL RESULT IN THE DEVELOPMENT OF STORMS AGAIN TODAY. BOTH ETA AND GFS SHOW A WEAK BOUNDARY SAGGING DOWN INTO AREA EARLY TODAY WITH ETA PUSHING IT FARTHER INTO THE REGION... THIS COULD BECOME A FOCUS FOR STORM DEVELOPMENT. OTHERWISE THE MOUNTAINS COULD BE THE FIRST TO SEE CONVECTION TODAY. A LOW CHANCE OF STORMS MAINLY OVER THE HIGHER ELEVATIONS WEDNESDAY THROUGH SUNDAY. FOR TODAY LATEST SWODY1 HAS SE NEW MEXICO AND NRN PERMIAN BASIN IN A SLIGHT RISK TODAY WITH GENERAL THUNDERSTORMS POSSIBLE AREAWIDE. COULD SEE SOME SVR STORMS MAINLY NORTH WITH DAMAGING WIND... MINOR FLOODING AND A LITTLE HAIL. PW DOES REMAIN HIGH SO LOCALLY HEAVY RAIN POSSIBLE. ETA DOES SHOW A SHORTWAVE MOVING ACROSS THE SOUTH PLAINS AS OF MIDDAY TODAY. MODEL QPF DOES DEVELOP RAIN OVER THE SOUTH PLAINS THAT MOVES INTO THE PERMIAN BASIN BEFORE MIDDAY TODAY WITH STORMS DEVELOPING OVER THE MOUNTAINS DURING THE AFTERNOON AND THEN MOVING SOUTH ACROSS THE MARFA PLATEAU. WILL LEAVE IN MORNING POPS NORTH AND HAVE BUMPED UP POPS OVER JEFF DAVIS... PRESIDIO... AND BREWSTER COUNTIES THIS AFTERNOON. HAVE WIDESPREAD RESIDUAL CLOUD COVER THIS MORNING BUT RAIN COOLED AIR HAS RESULTED IN A SLIGHTLY COOLER START TO THE DAY. EXPECT TO BE A LITTLE COOLER TODAY WITH LOWER 850MB TEMPS AND MORE EASTERLY FLOW. HAVE LOWERED TEMPS FOR NE PERMIAN BASIN COOLER TODAY DUE TO HEAVY RAIN THERE OVERNIGHT. HIGH TEMPS WILL BE IN THE MID TO UPPER 90S THROUGH THE REST OF THE WEEK WITH LOWS GENERALLY IN THE LOWER 70S. MAY SEE SOME 100S OUT WEST WEDNESDAY AND THURSDAY. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 29 081 FXUS64 KMAF 180900 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 400 AM CDT TUE JUN 18 2013 .DISCUSSION... UPPER RIDGE CENTERED OVER MEXICO ALLOWING DISTURBANCES TO TRACK DOWN ACROSS THE AREA IN NW FLOW ALOFT. THE RIDGE CENTER BUILDS NORTH ACROSS THE AREA THURSDAY AS AN UPPER TROUGH DIGS ACROSS THE WESTERN U.S. THE TROUGH WILL BE UNABLE TO DISLODGE THIS RIDGE WHICH WILL REMAIN OVER THE REGION THROUGH THE FORECAST. A LARGE COMPLEX OF STORMS MOVED THROUGH THE REGION LAST EVENING AND EXITED THE AREA EARLY THIS MORNING. SOME OF THESE STORMS PRODUCED HEAVY RAIN WITH NEARLY 2 INCHES REPORTED AT FLUVANNA AND OVER 3 INCHES AT GAIL. A FEW LINGERING SHOWERS AND STORMS REMAINED ON RADAR AS OF 08Z. LOW LEVEL MOISTURE WILL REMAIN HIGH WITH E/SE FLOW. THE COMBINATION OF DEWPTS IN THE 60S... DAYTIME HEATING.... AND UPSLOPE FLOW WILL RESULT IN THE DEVELOPMENT OF STORMS AGAIN TODAY. BOTH ETA AND GFS SHOW A WEAK BOUNDARY SAGGING DOWN INTO AREA EARLY TODAY WITH ETA PUSHING IT FARTHER INTO THE REGION... THIS COULD BECOME A FOCUS FOR STORM DEVELOPMENT. OTHERWISE THE MOUNTAINS COULD BE THE FIRST TO SEE CONVECTION TODAY. A LOW CHANCE OF STORMS MAINLY OVER THE HIGHER ELEVATIONS WEDNESDAY THROUGH SUNDAY. FOR TODAY LATEST SWODY1 HAS SE NEW MEXICO AND NRN PERMIAN BASIN IN A SLIGHT RISK TODAY WITH GENERAL THUNDERSTORMS POSSIBLE AREAWIDE. COULD SEE SOME SVR STORMS MAINLY NORTH WITH DAMAGING WIND... MINOR FLOODING AND A LITTLE HAIL. PW DOES REMAIN HIGH SO LOCALLY HEAVY RAIN POSSIBLE. ETA DOES SHOW A SHORTWAVE MOVING ACROSS THE SOUTH PLAINS AS OF MIDDAY TODAY. MODEL QPF DOES DEVELOP RAIN OVER THE SOUTH PLAINS THAT MOVES INTO THE PERMIAN BASIN BEFORE MIDDAY TODAY WITH STORMS DEVELOPING OVER THE MOUNTAINS DURING THE AFTERNOON AND THEN MOVING SOUTH ACROSS THE MARFA PLATEAU. WILL LEAVE IN MORNING POPS NORTH AND HAVE BUMPED UP POPS OVER JEFF DAVIS... PRESIDIO... AND BREWSTER COUNTIES THIS AFTERNOON. HAVE WIDESPREAD RESIDUAL CLOUD COVER THIS MORNING BUT RAIN COOLED AIR HAS RESULTED IN A SLIGHTLY COOLER START TO THE DAY. EXPECT TO BE A LITTLE COOLER TODAY WITH LOWER 850MB TEMPS AND MORE EASTERLY FLOW. HAVE LOWERED TEMPS FOR NE PERMIAN BASIN COOLER TODAY DUE TO HEAVY RAIN THERE OVERNIGHT. HIGH TEMPS WILL BE IN THE MID TO UPPER 90S THROUGH THE REST OF THE WEEK WITH LOWS GENERALLY IN THE LOWER 70S. MAY SEE SOME 100S OUT WEST WEDNESDAY AND THURSDAY. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 94 71 96 71 / 30 30 0 10 BIG SPRING TX 89 73 95 74 / 30 30 0 10 CARLSBAD NM 95 70 101 70 / 20 20 20 20 DRYDEN TX 95 73 96 76 / 10 10 0 0 FORT STOCKTON TX 95 71 99 72 / 20 20 10 10 GUADALUPE PASS TX 95 67 94 70 / 20 20 30 30 HOBBS NM 92 67 96 69 / 20 20 10 10 MARFA TX 88 59 92 61 / 40 40 20 20 MIDLAND INTL AIRPORT TX 94 71 96 73 / 20 20 0 10 ODESSA TX 94 72 96 75 / 20 20 0 10 WINK TX 97 71 102 71 / 20 20 10 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 29/72 098 FXUS64 KMAF 180438 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1138 PM CDT MON JUN 17 2013 .UPDATE... SENT AN UPDATE TO LOWER POPS FROM WEST TO EAST AS THE AREA OF HEAVY RAIN MOVES INTO THE BIG COUNTRY. && .AVIATION... VFR CONDITIONS EXPECTED TO PREVAIL THROUGH THE TAF PERIOD AS THUNDERSTORMS HAVE MOVED OFF TO THE EAST OF THE TERMINALS. COULD SEE SOME MVFR CIGS LATER THIS MORNING FOR A FEW HOURS...ESPECIALLY ACROSS AREAS THAT RECEIVED HEAVY RAINFALL. THUNDERSTORMS ARE AGAIN POSSIBLE TUESDAY AFTERNOON...BUT WITH TIMING REMAINING UNCERTAIN WILL NOT INCLUDE IN TAFS AT THIS TIME. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 29 024 FXUS64 KMAF 180014 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 714 PM CDT MON JUN 17 2013 .DISCUSSION... AFTER COORD WITH SPC HAVE INCLUDED REEVES COUNTY AND REMAINDER OF THE PB IN THE SEVERE TSTM WATCH #323. ALSO HAVE INCREASED POPS BASED ON LATEST RADAR. && .PREV DISCUSSION... /ISSUED 646 PM CDT MON JUN 17 2013/ DISCUSSION... PLEASE SEE THE 00Z AVIATION DISCUSSION BELOW. AVIATION... SEVERE WEATHER ONGOING ACROSS THE AREA EXTENDING FROM NORTHERN LEA COUNTY...ACROSS THE UPPER TRANS PECOS...AND INTO SOUTHWEST TEXAS. THUNDERSTORM POTENTIAL WILL CONTINUE AT TAF LOCATIONS UNTIL AFTER 06Z. MVFR CONDITIONS DUE TO LIMITED VISIBILITY IN AND NEAR THUNDERSTORMS. WIND GUSTS IN EXCESS OF 35 MPH WILL BE POSSIBLE IN AND NEAR THUNDERSTORMS THROUGH 06Z. PREV DISCUSSION... /ISSUED 410 PM CDT MON JUN 17 2013/ DISCUSSION... SEVERE TSTM WATCH #323 HAS BEEN ISSUED UNTIL 04Z FOR SE NM AND ALL OF THE PB NORTH OF I-20. NO CHANGE FROM DISCUSSION BELOW. ADDITIONAL PREV DISCUSSION... /ISSUED 211 PM CDT MON JUN 17 2013/ DISCUSSION... SFC BOUNDARY NW-SE ACROSS THE PB WILL BE A PRIMARY FOCUS FOR DEEP CONVECTION TO FORM ALONG/NEAR TODAY. LOW LEVEL MSTR IS RICH (DWPNTS OF M60S ACROSS PB) AND WITH STEEP MID LEVEL LR/S PER EML SB CAPES ARE ABOVE 2500 J/KG. LOW LEVEL MSTR IS CONVERGING INVOF WRN PB/SE NM AND ONCE TEMPS GET INTO THE M90S CAP IS EXPECTED BREAK ALLOWING STORMS TO DEVELOP ACROSS THE PB. ALSO A MINOR SHRTWV TROF ROUNDING NW MID LEVEL FLOW MAY SERVE TO COOL TEMPS AROUND 5H AND PROVIDE ADDITIVE LIFT. 12Z NAM12 QPF AGREES WITH AND HAS DEVELOPED PRECIP FARTHER S INTO THE PB AS EARLY AS 21Z (INDICATIVE OF WEAK TO NO CAP). SAID CAPES AND BULK SHEAR OF 25-35KTS ACROSS PB WILL BE SUFFICIENT FOR SEVERE STORMS AND HAVE INCLUDE FOR PB AND TRANS PECOS. LARGE HAIL AND DAMAGING WIND ARE THE MAIN CONCERN BUT AN ISOLD TORNADO CAN/T BE RULED EITHER. MEANWHILE A CONVECTIVE COMPLEX IS FAVORED TO COME OUT THE NE NM HIGHLANDS INTO WX TX PLAINS AND MAY RESULT IN SECOND ROUND OF TSTMS EARLY TUE AM ACRS THE NRN CWFA. ANOTHER ROUND OF STORMS IS POSSIBLE TUE PM IN PERSISTENT NW MID LEVEL FLOW. THESE STORM WOULD BE FAVORED TO MOVE THRU THE N-NE CWFA LATE TUE AFTERNOON AND EARLY EVENING AND AGAIN COULD BE SEVERE. HOWEVER IF THERE IS A SECOND ROUND OF STORMS EARLY TUE AM ACROSS THE N-NE IT MAY BE DIFFICULT FOR THE ATMOSPHERE TO RECOVER. SLGHT CHC TO CHC TSTMS WILL BE FAVORED IN THE DAVIS MTNS REGARDLESS TUE PM. TIMING OF CONVECTION TUE WILL MAKE TEMPS FCST DIFFICULT AND WILL TREND TEMPS DOWN JUST A DEGREE OR 2 FOR NOW. STRONGER PRESENCE OF MID LEVEL RIDGE WILL SIGNAL DOWNTURN IN POPS AND THOSE BEING CONFINED TO THE W ON WRN SIDE OF RIDGE FOR WED/THUR. PRESENCE OF MID LEVEL RIDGE WILL ALSO SIGNAL WARMER WITH HIGHS TEMPS EASILY BACK TO 95-100 ACROSS PB. SOME HINTS THAT MID LEVEL RIDGE WILL DEVELOP FAR E FRI-SUN WHICH WOULD LEAD TO A LITTLE COOLER TEMPS AND LOW PROBABILITY POPS BACK INTO THE WRN AREAS WITH ECMWF EVEN MORESO FOR MONDAY. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 391 FXUS64 KMAF 172346 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 646 PM CDT MON JUN 17 2013 .DISCUSSION... PLEASE SEE THE 00Z AVIATION DISCUSSION BELOW. && .AVIATION... SEVERE WEATHER ONGOING ACROSS THE AREA EXTENDING FROM NORTHERN LEA COUNTY...ACROSS THE UPPER TRANS PECOS...AND INTO SOUTHWEST TEXAS. THUNDERSTORM POTENTIAL WILL CONTINUE AT TAF LOCATIONS UNTIL AFTER 06Z. MVFR CONDITIONS DUE TO LIMITED VISIBILITY IN AND NEAR THUNDERSTORMS. WIND GUSTS IN EXCESS OF 35 MPH WILL BE POSSIBLE IN AND NEAR THUNDERSTORMS THROUGH 06Z. && .PREV DISCUSSION... /ISSUED 410 PM CDT MON JUN 17 2013/ DISCUSSION... SEVERE TSTM WATCH #323 HAS BEEN ISSUED UNTIL 04Z FOR SE NM AND ALL OF THE PB NORTH OF I-20. NO CHANGE FROM DISCUSSION BELOW. ADDITIONAL PREV DISCUSSION... /ISSUED 211 PM CDT MON JUN 17 2013/ DISCUSSION... SFC BOUNDARY NW-SE ACROSS THE PB WILL BE A PRIMARY FOCUS FOR DEEP CONVECTION TO FORM ALONG/NEAR TODAY. LOW LEVEL MSTR IS RICH (DWPNTS OF M60S ACROSS PB) AND WITH STEEP MID LEVEL LR/S PER EML SB CAPES ARE ABOVE 2500 J/KG. LOW LEVEL MSTR IS CONVERGING INVOF WRN PB/SE NM AND ONCE TEMPS GET INTO THE M90S CAP IS EXPECTED BREAK ALLOWING STORMS TO DEVELOP ACROSS THE PB. ALSO A MINOR SHRTWV TROF ROUNDING NW MID LEVEL FLOW MAY SERVE TO COOL TEMPS AROUND 5H AND PROVIDE ADDITIVE LIFT. 12Z NAM12 QPF AGREES WITH AND HAS DEVELOPED PRECIP FARTHER S INTO THE PB AS EARLY AS 21Z (INDICATIVE OF WEAK TO NO CAP). SAID CAPES AND BULK SHEAR OF 25-35KTS ACROSS PB WILL BE SUFFICIENT FOR SEVERE STORMS AND HAVE INCLUDE FOR PB AND TRANS PECOS. LARGE HAIL AND DAMAGING WIND ARE THE MAIN CONCERN BUT AN ISOLD TORNADO CAN/T BE RULED EITHER. MEANWHILE A CONVECTIVE COMPLEX IS FAVORED TO COME OUT THE NE NM HIGHLANDS INTO WX TX PLAINS AND MAY RESULT IN SECOND ROUND OF TSTMS EARLY TUE AM ACRS THE NRN CWFA. ANOTHER ROUND OF STORMS IS POSSIBLE TUE PM IN PERSISTENT NW MID LEVEL FLOW. THESE STORM WOULD BE FAVORED TO MOVE THRU THE N-NE CWFA LATE TUE AFTERNOON AND EARLY EVENING AND AGAIN COULD BE SEVERE. HOWEVER IF THERE IS A SECOND ROUND OF STORMS EARLY TUE AM ACROSS THE N-NE IT MAY BE DIFFICULT FOR THE ATMOSPHERE TO RECOVER. SLGHT CHC TO CHC TSTMS WILL BE FAVORED IN THE DAVIS MTNS REGARDLESS TUE PM. TIMING OF CONVECTION TUE WILL MAKE TEMPS FCST DIFFICULT AND WILL TREND TEMPS DOWN JUST A DEGREE OR 2 FOR NOW. STRONGER PRESENCE OF MID LEVEL RIDGE WILL SIGNAL DOWNTURN IN POPS AND THOSE BEING CONFINED TO THE W ON WRN SIDE OF RIDGE FOR WED/THUR. PRESENCE OF MID LEVEL RIDGE WILL ALSO SIGNAL WARMER WITH HIGHS TEMPS EASILY BACK TO 95-100 ACROSS PB. SOME HINTS THAT MID LEVEL RIDGE WILL DEVELOP FAR E FRI-SUN WHICH WOULD LEAD TO A LITTLE COOLER TEMPS AND LOW PROBABILITY POPS BACK INTO THE WRN AREAS WITH ECMWF EVEN MORESO FOR MONDAY. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 03 521 FXUS64 KMAF 172110 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 410 PM CDT MON JUN 17 2013 .DISCUSSION... SEVERE TSTM WATCH #323 HAS BEEN ISSUED UNTIL 04Z FOR SE NM AND ALL OF THE PB NORTH OF I-20. NO CHANGE FROM DISCUSSION BELOW. && .PREV DISCUSSION... /ISSUED 211 PM CDT MON JUN 17 2013/ DISCUSSION... SFC BOUNDARY NW-SE ACROSS THE PB WILL BE A PRIMARY FOCUS FOR DEEP CONVECTION TO FORM ALONG/NEAR TODAY. LOW LEVEL MSTR IS RICH (DWPNTS OF M60S ACROSS PB) AND WITH STEEP MID LEVEL LR/S PER EML SB CAPES ARE ABOVE 2500 J/KG. LOW LEVEL MSTR IS CONVERGING INVOF WRN PB/SE NM AND ONCE TEMPS GET INTO THE M90S CAP IS EXPECTED BREAK ALLOWING STORMS TO DEVELOP ACROSS THE PB. ALSO A MINOR SHRTWV TROF ROUNDING NW MID LEVEL FLOW MAY SERVE TO COOL TEMPS AROUND 5H AND PROVIDE ADDITIVE LIFT. 12Z NAM12 QPF AGREES WITH AND HAS DEVELOPED PRECIP FARTHER S INTO THE PB AS EARLY AS 21Z (INDICATIVE OF WEAK TO NO CAP). SAID CAPES AND BULK SHEAR OF 25-35KTS ACROSS PB WILL BE SUFFICIENT FOR SEVERE STORMS AND HAVE INCLUDE FOR PB AND TRANS PECOS. LARGE HAIL AND DAMAGING WIND ARE THE MAIN CONCERN BUT AN ISOLD TORNADO CAN/T BE RULED EITHER. MEANWHILE A CONVECTIVE COMPLEX IS FAVORED TO COME OUT THE NE NM HIGHLANDS INTO WX TX PLAINS AND MAY RESULT IN SECOND ROUND OF TSTMS EARLY TUE AM ACRS THE NRN CWFA. ANOTHER ROUND OF STORMS IS POSSIBLE TUE PM IN PERSISTENT NW MID LEVEL FLOW. THESE STORM WOULD BE FAVORED TO MOVE THRU THE N-NE CWFA LATE TUE AFTERNOON AND EARLY EVENING AND AGAIN COULD BE SEVERE. HOWEVER IF THERE IS A SECOND ROUND OF STORMS EARLY TUE AM ACROSS THE N-NE IT MAY BE DIFFICULT FOR THE ATMOSPHERE TO RECOVER. SLGHT CHC TO CHC TSTMS WILL BE FAVORED IN THE DAVIS MTNS REGARDLESS TUE PM. TIMING OF CONVECTION TUE WILL MAKE TEMPS FCST DIFFICULT AND WILL TREND TEMPS DOWN JUST A DEGREE OR 2 FOR NOW. STRONGER PRESENCE OF MID LEVEL RIDGE WILL SIGNAL DOWNTURN IN POPS AND THOSE BEING CONFINED TO THE W ON WRN SIDE OF RIDGE FOR WED/THUR. PRESENCE OF MID LEVEL RIDGE WILL ALSO SIGNAL WARMER WITH HIGHS TEMPS EASILY BACK TO 95-100 ACROSS PB. SOME HINTS THAT MID LEVEL RIDGE WILL DEVELOP FAR E FRI-SUN WHICH WOULD LEAD TO A LITTLE COOLER TEMPS AND LOW PROBABILITY POPS BACK INTO THE WRN AREAS WITH ECMWF EVEN MORESO FOR MONDAY. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 70 94 72 97 / 30 20 20 10 BIG SPRING TX 73 94 75 97 / 40 30 30 0 CARLSBAD NM 68 98 71 102 / 20 20 20 20 DRYDEN TX 75 97 74 97 / 20 10 10 10 FORT STOCKTON TX 71 98 73 100 / 20 20 20 10 GUADALUPE PASS TX 69 95 68 95 / 20 20 20 20 HOBBS NM 67 91 68 98 / 30 20 20 10 MARFA TX 62 91 61 94 / 20 30 30 20 MIDLAND INTL AIRPORT TX 71 95 73 97 / 30 20 20 0 ODESSA TX 73 95 75 97 / 20 20 20 10 WINK TX 72 100 72 103 / 20 20 20 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 339 FXUS64 KMAF 171911 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 211 PM CDT MON JUN 17 2013 .DISCUSSION... SFC BOUNDARY NW-SE ACROSS THE PB WILL BE A PRIMARY FOCUS FOR DEEP CONVECTION TO FORM ALONG/NEAR TODAY. LOW LEVEL MSTR IS RICH (DWPNTS OF M60S ACROSS PB) AND WITH STEEP MID LEVEL LR/S PER EML SB CAPES ARE ABOVE 2500 J/KG. LOW LEVEL MSTR IS CONVERGING INVOF WRN PB/SE NM AND ONCE TEMPS GET INTO THE M90S CAP IS EXPECTED BREAK ALLOWING STORMS TO DEVELOP ACROSS THE PB. ALSO A MINOR SHRTWV TROF ROUNDING NW MID LEVEL FLOW MAY SERVE TO COOL TEMPS AROUND 5H AND PROVIDE ADDITIVE LIFT. 12Z NAM12 QPF AGREES WITH AND HAS DEVELOPED PRECIP FARTHER S INTO THE PB AS EARLY AS 21Z (INDICATIVE OF WEAK TO NO CAP). SAID CAPES AND BULK SHEAR OF 25-35KTS ACROSS PB WILL BE SUFFICIENT FOR SEVERE STORMS AND HAVE INCLUDE FOR PB AND TRANS PECOS. LARGE HAIL AND DAMAGING WIND ARE THE MAIN CONCERN BUT AN ISOLD TORNADO CAN/T BE RULED EITHER. MEANWHILE A CONVECTIVE COMPLEX IS FAVORED TO COME OUT THE NE NM HIGHLANDS INTO WX TX PLAINS AND MAY RESULT IN SECOND ROUND OF TSTMS EARLY TUE AM ACRS THE NRN CWFA. ANOTHER ROUND OF STORMS IS POSSIBLE TUE PM IN PERSISTENT NW MID LEVEL FLOW. THESE STORM WOULD BE FAVORED TO MOVE THRU THE N-NE CWFA LATE TUE AFTERNOON AND EARLY EVENING AND AGAIN COULD BE SEVERE. HOWEVER IF THERE IS A SECOND ROUND OF STORMS EARLY TUE AM ACROSS THE N-NE IT MAY BE DIFFICULT FOR THE ATMOSPHERE TO RECOVER. SLGHT CHC TO CHC TSTMS WILL BE FAVORED IN THE DAVIS MTNS REGARDLESS TUE PM. TIMING OF CONVECTION TUE WILL MAKE TEMPS FCST DIFFICULT AND WILL TREND TEMPS DOWN JUST A DEGREE OR 2 FOR NOW. STRONGER PRESENCE OF MID LEVEL RIDGE WILL SIGNAL DOWNTURN IN POPS AND THOSE BEING CONFINED TO THE W ON WRN SIDE OF RIDGE FOR WED/THUR. PRESENCE OF MID LEVEL RIDGE WILL ALSO SIGNAL WARMER WITH HIGHS TEMPS EASILY BACK TO 95-100 ACROSS PB. SOME HINTS THAT MID LEVEL RIDGE WILL DEVELOP FAR E FRI-SUN WHICH WOULD LEAD TO A LITTLE COOLER TEMPS AND LOW PROBABILITY POPS BACK INTO THE WRN AREAS WITH ECMWF EVEN MORESO FOR MONDAY. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 70 94 72 97 / 30 20 20 10 BIG SPRING TX 73 94 75 97 / 40 30 30 0 CARLSBAD NM 68 98 71 102 / 20 20 20 20 DRYDEN TX 75 97 74 97 / 20 10 10 10 FORT STOCKTON TX 71 98 73 100 / 20 20 20 10 GUADALUPE PASS TX 69 95 68 95 / 20 20 20 20 HOBBS NM 67 91 68 98 / 30 20 20 10 MARFA TX 62 91 61 94 / 20 30 30 20 MIDLAND INTL AIRPORT TX 71 95 73 97 / 30 20 20 0 ODESSA TX 73 95 75 97 / 20 20 20 10 WINK TX 72 100 72 103 / 20 20 20 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 912 FXUS64 KMAF 171716 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1216 PM CDT MON JUN 17 2013 .AVIATION... 18Z TAF ISSUANCE MAIN AVIATION CONCERN FOR THE NEXT 24 HOURS WILL BE THE POTENTIAL FOR SHOWERS AND THUNDERSTORMS TO AFFECT THE TERMINALS THIS AFTERNOON AND EVENING. CURRENTLY WINDS ARE LIGHT AND THERE ARE NO VSBY OR CIGS RESTRICTIONS. SHOWERS AND THUNDERSTORMS ARE EXPECTED TO INCREASE ACROSS MUCH OF THE REGION BY MID AFTERNOON TODAY AND PERSIST INTO THE EVENING HOURS. CANNOT CURRENTLY PINPOINT AN EXACT TIME CONVECTION WILL AFFECT SITES SO FOR NOW JUST INCLUDED A TEMPO GROUP FROM 1721/1801 INSTEAD OF A PREVAILING. WINDS WILL ALSO BE VERY GUSTY/STRONG IN THE VICINITY OF ANY THUNDERSTORMS. THERE IS A CHANCE FOR SOME SEVERE WEATHER LATER THIS AFTERNOON FOR GENERALLY KHOB/KMAF AND MAYBE EVEN KINK. SOME STORMS COULD PRODUCE DAMAGING WINDS IN EXCESS OF 60MPH AND LARGE HAIL. FREQUENT LIGHTNING AND HEAVY RAINFALL COULD BE A PROBLEM AS WELL. && .PREV DISCUSSION... /ISSUED 1027 AM CDT MON JUN 17 2013/ UPDATE... ISSUED A QUICK UPDATE TO INCLUDE MENTION OF SEVERE THUNDERSTORMS IN THE NORTHEASTERN ZONES THROUGH TONIGHT. SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TO INCREASE THIS AFTERNOON ACROSS MUCH OF THE AREA AS A CONVERGENT BOUNDARY TO THE NORTH SINKS FARTHER SOUTH INTO THE PERMIAN BASIN REGION. THIS BOUNDARY WILL BECOME A FOCUS FOR POTENTIAL SEVERE WEATHER LATER TODAY INTO THIS EVENING. NOT QUITE SURE WHERE THE EXACT POSITION OF THIS BOUNDARY WILL BE BUT BEST THINKING IS IT WILL BE ORIENTED NEAR A SOUTHEAST NEW MEXICO TO SOUTHERN PERMIAN BASIN LINE. THE MAIN THREATS WILL BE DAMAGING WINDS AND LARGE HAIL WITH THE ADDITION OF LOCALIZED HEAVY RAINFALL. OTHERWISE...PACKAGE WAS SENT AND NO OTHER CHANGES WERE MADE. PREV DISCUSSION... /ISSUED 421 AM CDT MON JUN 17 2013/ DISCUSSION... MUCH THE SAME SETUP WILL PREVAIL OVER SOUTHEAST NEW MEXICO AND WEST TEXAS TODAY WITH AN UPPER RIDGE ROOSTING OVER NORTHERN MEXICO, AND A STEADY FEED OF MOISTURE INTO THE REGION VIA SOUTHEASTERLY LOW LEVEL WINDS. AN MCS CONTINUED TO TREK SOUTHEASTWARD ALONG AND ON EITHER SIDE OF THE RED RIVER, WITH A SMALLER CLUSTER OF SHOWERS AND STORMS DECREASING IN INTENSITY OVER SOUTHEAST NEW MEXICO. OUTFLOW BOUNDARIES FROM EACH SET OF STORMS WILL LIKELY RESIDE OVER THE REGION LATER TODAY, ALONG WITH A FEW MORE LATENT ONES FROM CONVECTION SUNDAY AFTERNOON AND EVENING. ALTHOUGH THE UPPER AIR SETUP WILL BE VERY MUCH THE SAME, THERE IS ONE FAIRLY SUBSTANTIAL DIFFERENCE, THE UPPER RIDGE WILL RETREAT SOUTHWESTWARD INTO MEXICO AS A FEW SHORTWAVE TROUGHS TRAVERSE THE SOUTHERN ROCKIES, NEW MEXICO, AND EVEN FAR WEST TEXAS. THE RESULTANT DIFFLUENT FLOW ALOFT WILL COMBINE WITH THE MID LEVEL SUPPORT PROVIDED BY THE MENTIONED WAVES, STEEP MID LEVEL LAPSE RATES OF 7 TO 8 C/KM AND SBCAPE VALUES IN THE 1500 TO 2500 J/KG RANGE TO SPARK SCATTERED THUNDERSTORM DEVELOPMENT OVER THE AREA THIS AFTERNOON AND EVENING. A FEW STORMS COULD BE SEVERE, BUT CONSIDERING THE RELATIVELY WEAK SHEAR AND TROPICAL AIRMASS, DO NOT ANTICIPATE A WIDESPREAD SEVERE EVENT. HEAVY RAINFALL COULD PRESENT A PROBLEM SINCE THE STRONGER STORMS WILL ALSO DUMP AN INCH OR MORE PER HOUR RAINFALL. LATER TONIGHT, AN MCS COULD CLIP THE WESTERN LOW ROLLING PLAINS, WITH A LINE OR CLUSTER OF STORMS POSSIBLY PRODUCING STRONG WINDS AND MORE HEAVY RAINFALL. WE COULD SEE ANOTHER ROUND OF THUNDERSTORMS TUESDAY WITH THE UPPER RIDGE IN A SIMILAR POSITION AND THE MOIST, UNSTABLE AIRMASS STILL OVER THE AREA. COVERAGE OF STORMS WILL DEPEND SOMEWHAT ON HOW THINGS PAN OUT TODAY, BUT THINK THE HIGHER TERRAIN AND NORTHERN/ CENTRAL PERMIAN BASIN WHERE A RESIDUAL BOUNDARY MAY LIE WILL BE FAVORED FOR DEVELOPMENT. THE HOT CONDITIONS WILL CONTINUE THROUGH THE REST OF THE WEEK AS THE UPPER RIDGE MOVES OVER THE AREA WEDNESDAY, BUT CONTINUES EASTWARD THEREAFTER. SOUTHEAST NEW MEXICO AND THE HIGHER TERRAIN OF WEST TEXAS WILL BE FAVORED FOR ADDITIONAL CONVECTION WEDNESDAY THROUGH FRIDAY, ESPECIALLY IF THE UPPER RIDGE IS TRANSIENT. MEDIUM RANGE MODELS DIVERGE THIS WEEKEND, EVEN MORESO THAN LATE THIS WEEK. SOME KEEP THE RIDGE OVER THE AREA WHILE OTHERS SHIFT IT INTO THE EASTERN CONUS. FOR NOW, HAVE KEPT LOW ORDER POPS OVER THE WEST THROUGH LATE THIS WEEK AND TEMPS HOT. LATER SHIFTS WILL HAVE TO MONITOR WHETHER ANOTHER UPPER LOW IMPINGES UPON THE AREA AROUND THE WESTERN PERIPHERY OF A FURTHER EAST UPPER RIDGE. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 27 156 FXUS64 KMAF 171527 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1027 AM CDT MON JUN 17 2013 .UPDATE... ISSUED A QUICK UPDATE TO INCLUDE MENTION OF SEVERE THUNDERSTORMS IN THE NORTHEASTERN ZONES THROUGH TONIGHT. SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TO INCREASE THIS AFTERNOON ACROSS MUCH OF THE AREA AS A CONVERGENT BOUNDARY TO THE NORTH SINKS FARTHER SOUTH INTO THE PERMIAN BASIN REGION. THIS BOUNDARY WILL BECOME A FOCUS FOR POTENTIAL SEVERE WEATHER LATER TODAY INTO THIS EVENING. NOT QUITE SURE WHERE THE EXACT POSITION OF THIS BOUNDARY WILL BE BUT BEST THINKING IS IT WILL BE ORIENTED NEAR A SOUTHEAST NEW MEXICO TO SOUTHERN PERMIAN BASIN LINE. THE MAIN THREATS WILL BE DAMAGING WINDS AND LARGE HAIL WITH THE ADDITION OF LOCALIZED HEAVY RAINFALL. OTHERWISE...PACKAGE WAS SENT AND NO OTHER CHANGES WERE MADE. && .PREV DISCUSSION... /ISSUED 617 AM CDT MON JUN 17 2013/ DISCUSSION... SEE AVIATION DISCUSSION BELOW. AVIATION... LATEST SATELLITE TRENDS INDICATE TEMPO MVFR CEILINGS POSSIBLE AT KMAF THROUGH 15Z. OTHERWISE SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP TODAY ACROSS WEST TEXAS AND SOUTHEAST NEW MEXICO. DID NOT HAVE ENOUGH CONFIDENCE IN TIMING OR ANTICIPATED AREAL EXTENT OF STORMS TO MENTION TSRA IN A TEMPO OR PREVAILING GROUP. DID INCLUDE HOWEVER A PROB30 GROUP FOR MVFR VISIBILITIES IN TSRA AT THE TERMINALS IN THE 21Z TO 03Z TIME FRAME. 12 PREV DISCUSSION... /ISSUED 421 AM CDT MON JUN 17 2013/ DISCUSSION... MUCH THE SAME SETUP WILL PREVAIL OVER SOUTHEAST NEW MEXICO AND WEST TEXAS TODAY WITH AN UPPER RIDGE ROOSTING OVER NORTHERN MEXICO, AND A STEADY FEED OF MOISTURE INTO THE REGION VIA SOUTHEASTERLY LOW LEVEL WINDS. AN MCS CONTINUED TO TREK SOUTHEASTWARD ALONG AND ON EITHER SIDE OF THE RED RIVER, WITH A SMALLER CLUSTER OF SHOWERS AND STORMS DECREASING IN INTENSITY OVER SOUTHEAST NEW MEXICO. OUTFLOW BOUNDARIES FROM EACH SET OF STORMS WILL LIKELY RESIDE OVER THE REGION LATER TODAY, ALONG WITH A FEW MORE LATENT ONES FROM CONVECTION SUNDAY AFTERNOON AND EVENING. ALTHOUGH THE UPPER AIR SETUP WILL BE VERY MUCH THE SAME, THERE IS ONE FAIRLY SUBSTANTIAL DIFFERENCE, THE UPPER RIDGE WILL RETREAT SOUTHWESTWARD INTO MEXICO AS A FEW SHORTWAVE TROUGHS TRAVERSE THE SOUTHERN ROCKIES, NEW MEXICO, AND EVEN FAR WEST TEXAS. THE RESULTANT DIFFLUENT FLOW ALOFT WILL COMBINE WITH THE MID LEVEL SUPPORT PROVIDED BY THE MENTIONED WAVES, STEEP MID LEVEL LAPSE RATES OF 7 TO 8 C/KM AND SBCAPE VALUES IN THE 1500 TO 2500 J/KG RANGE TO SPARK SCATTERED THUNDERSTORM DEVELOPMENT OVER THE AREA THIS AFTERNOON AND EVENING. A FEW STORMS COULD BE SEVERE, BUT CONSIDERING THE RELATIVELY WEAK SHEAR AND TROPICAL AIRMASS, DO NOT ANTICIPATE A WIDESPREAD SEVERE EVENT. HEAVY RAINFALL COULD PRESENT A PROBLEM SINCE THE STRONGER STORMS WILL ALSO DUMP AN INCH OR MORE PER HOUR RAINFALL. LATER TONIGHT, AN MCS COULD CLIP THE WESTERN LOW ROLLING PLAINS, WITH A LINE OR CLUSTER OF STORMS POSSIBLY PRODUCING STRONG WINDS AND MORE HEAVY RAINFALL. WE COULD SEE ANOTHER ROUND OF THUNDERSTORMS TUESDAY WITH THE UPPER RIDGE IN A SIMILAR POSITION AND THE MOIST, UNSTABLE AIRMASS STILL OVER THE AREA. COVERAGE OF STORMS WILL DEPEND SOMEWHAT ON HOW THINGS PAN OUT TODAY, BUT THINK THE HIGHER TERRAIN AND NORTHERN/ CENTRAL PERMIAN BASIN WHERE A RESIDUAL BOUNDARY MAY LIE WILL BE FAVORED FOR DEVELOPMENT. THE HOT CONDITIONS WILL CONTINUE THROUGH THE REST OF THE WEEK AS THE UPPER RIDGE MOVES OVER THE AREA WEDNESDAY, BUT CONTINUES EASTWARD THEREAFTER. SOUTHEAST NEW MEXICO AND THE HIGHER TERRAIN OF WEST TEXAS WILL BE FAVORED FOR ADDITIONAL CONVECTION WEDNESDAY THROUGH FRIDAY, ESPECIALLY IF THE UPPER RIDGE IS TRANSIENT. MEDIUM RANGE MODELS DIVERGE THIS WEEKEND, EVEN MORESO THAN LATE THIS WEEK. SOME KEEP THE RIDGE OVER THE AREA WHILE OTHERS SHIFT IT INTO THE EASTERN CONUS. FOR NOW, HAVE KEPT LOW ORDER POPS OVER THE WEST THROUGH LATE THIS WEEK AND TEMPS HOT. LATER SHIFTS WILL HAVE TO MONITOR WHETHER ANOTHER UPPER LOW IMPINGES UPON THE AREA AROUND THE WESTERN PERIPHERY OF A FURTHER EAST UPPER RIDGE. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 96 70 96 71 / 40 30 20 20 BIG SPRING TX 99 72 96 74 / 40 40 30 30 CARLSBAD NM 100 68 100 70 / 30 20 20 20 DRYDEN TX 97 75 96 74 / 30 20 10 10 FORT STOCKTON TX 98 71 98 72 / 50 20 20 20 GUADALUPE PASS TX 91 69 97 69 / 40 20 20 20 HOBBS NM 94 67 93 67 / 30 20 20 20 MARFA TX 90 59 93 60 / 50 20 30 30 MIDLAND INTL AIRPORT TX 96 71 97 72 / 40 20 20 20 ODESSA TX 96 73 97 74 / 40 20 20 20 WINK TX 100 72 101 71 / 30 20 20 20 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 27/49 344 FXUS64 KMAF 171117 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 617 AM CDT MON JUN 17 2013 .DISCUSSION... SEE AVIATION DISCUSSION BELOW. && .AVIATION... LATEST SATELLITE TRENDS INDICATE TEMPO MVFR CEILINGS POSSIBLE AT KMAF THROUGH 15Z. OTHERWISE SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP TODAY ACROSS WEST TEXAS AND SOUTHEAST NEW MEXICO. DID NOT HAVE ENOUGH CONFIDENCE IN TIMING OR ANTICIPATED AREAL EXTENT OF STORMS TO MENTION TSRA IN A TEMPO OR PREVAILING GROUP. DID INCLUDE HOWEVER A PROB30 GROUP FOR MVFR VISIBILITIES IN TSRA AT THE TERMINALS IN THE 21Z TO 03Z TIME FRAME. 12 && .PREV DISCUSSION... /ISSUED 421 AM CDT MON JUN 17 2013/ DISCUSSION... MUCH THE SAME SETUP WILL PREVAIL OVER SOUTHEAST NEW MEXICO AND WEST TEXAS TODAY WITH AN UPPER RIDGE ROOSTING OVER NORTHERN MEXICO, AND A STEADY FEED OF MOISTURE INTO THE REGION VIA SOUTHEASTERLY LOW LEVEL WINDS. AN MCS CONTINUED TO TREK SOUTHEASTWARD ALONG AND ON EITHER SIDE OF THE RED RIVER, WITH A SMALLER CLUSTER OF SHOWERS AND STORMS DECREASING IN INTENSITY OVER SOUTHEAST NEW MEXICO. OUTFLOW BOUNDARIES FROM EACH SET OF STORMS WILL LIKELY RESIDE OVER THE REGION LATER TODAY, ALONG WITH A FEW MORE LATENT ONES FROM CONVECTION SUNDAY AFTERNOON AND EVENING. ALTHOUGH THE UPPER AIR SETUP WILL BE VERY MUCH THE SAME, THERE IS ONE FAIRLY SUBSTANTIAL DIFFERENCE, THE UPPER RIDGE WILL RETREAT SOUTHWESTWARD INTO MEXICO AS A FEW SHORTWAVE TROUGHS TRAVERSE THE SOUTHERN ROCKIES, NEW MEXICO, AND EVEN FAR WEST TEXAS. THE RESULTANT DIFFLUENT FLOW ALOFT WILL COMBINE WITH THE MID LEVEL SUPPORT PROVIDED BY THE MENTIONED WAVES, STEEP MID LEVEL LAPSE RATES OF 7 TO 8 C/KM AND SBCAPE VALUES IN THE 1500 TO 2500 J/KG RANGE TO SPARK SCATTERED THUNDERSTORM DEVELOPMENT OVER THE AREA THIS AFTERNOON AND EVENING. A FEW STORMS COULD BE SEVERE, BUT CONSIDERING THE RELATIVELY WEAK SHEAR AND TROPICAL AIRMASS, DO NOT ANTICIPATE A WIDESPREAD SEVERE EVENT. HEAVY RAINFALL COULD PRESENT A PROBLEM SINCE THE STRONGER STORMS WILL ALSO DUMP AN INCH OR MORE PER HOUR RAINFALL. LATER TONIGHT, AN MCS COULD CLIP THE WESTERN LOW ROLLING PLAINS, WITH A LINE OR CLUSTER OF STORMS POSSIBLY PRODUCING STRONG WINDS AND MORE HEAVY RAINFALL. WE COULD SEE ANOTHER ROUND OF THUNDERSTORMS TUESDAY WITH THE UPPER RIDGE IN A SIMILAR POSITION AND THE MOIST, UNSTABLE AIRMASS STILL OVER THE AREA. COVERAGE OF STORMS WILL DEPEND SOMEWHAT ON HOW THINGS PAN OUT TODAY, BUT THINK THE HIGHER TERRAIN AND NORTHERN/ CENTRAL PERMIAN BASIN WHERE A RESIDUAL BOUNDARY MAY LIE WILL BE FAVORED FOR DEVELOPMENT. THE HOT CONDITIONS WILL CONTINUE THROUGH THE REST OF THE WEEK AS THE UPPER RIDGE MOVES OVER THE AREA WEDNESDAY, BUT CONTINUES EASTWARD THEREAFTER. SOUTHEAST NEW MEXICO AND THE HIGHER TERRAIN OF WEST TEXAS WILL BE FAVORED FOR ADDITIONAL CONVECTION WEDNESDAY THROUGH FRIDAY, ESPECIALLY IF THE UPPER RIDGE IS TRANSIENT. MEDIUM RANGE MODELS DIVERGE THIS WEEKEND, EVEN MORESO THAN LATE THIS WEEK. SOME KEEP THE RIDGE OVER THE AREA WHILE OTHERS SHIFT IT INTO THE EASTERN CONUS. FOR NOW, HAVE KEPT LOW ORDER POPS OVER THE WEST THROUGH LATE THIS WEEK AND TEMPS HOT. LATER SHIFTS WILL HAVE TO MONITOR WHETHER ANOTHER UPPER LOW IMPINGES UPON THE AREA AROUND THE WESTERN PERIPHERY OF A FURTHER EAST UPPER RIDGE. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 96 70 96 71 / 40 30 20 20 BIG SPRING TX 99 72 96 74 / 40 40 30 30 CARLSBAD NM 100 68 100 70 / 30 20 20 20 DRYDEN TX 97 75 96 74 / 30 20 10 10 FORT STOCKTON TX 98 71 98 72 / 50 20 20 20 GUADALUPE PASS TX 91 69 97 69 / 40 20 20 20 HOBBS NM 94 67 93 67 / 30 20 20 20 MARFA TX 90 59 93 60 / 50 20 30 30 MIDLAND INTL AIRPORT TX 96 71 97 72 / 40 20 20 20 ODESSA TX 96 73 97 74 / 40 20 20 20 WINK TX 100 72 101 71 / 30 20 20 20 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 12/67 858 FXUS64 KMAF 170921 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 421 AM CDT MON JUN 17 2013 .DISCUSSION... MUCH THE SAME SETUP WILL PREVAIL OVER SOUTHEAST NEW MEXICO AND WEST TEXAS TODAY WITH AN UPPER RIDGE ROOSTING OVER NORTHERN MEXICO, AND A STEADY FEED OF MOISTURE INTO THE REGION VIA SOUTHEASTERLY LOW LEVEL WINDS. AN MCS CONTINUED TO TREK SOUTHEASTWARD ALONG AND ON EITHER SIDE OF THE RED RIVER, WITH A SMALLER CLUSTER OF SHOWERS AND STORMS DECREASING IN INTENSITY OVER SOUTHEAST NEW MEXICO. OUTFLOW BOUNDARIES FROM EACH SET OF STORMS WILL LIKELY RESIDE OVER THE REGION LATER TODAY, ALONG WITH A FEW MORE LATENT ONES FROM CONVECTION SUNDAY AFTERNOON AND EVENING. ALTHOUGH THE UPPER AIR SETUP WILL BE VERY MUCH THE SAME, THERE IS ONE FAIRLY SUBSTANTIAL DIFFERENCE, THE UPPER RIDGE WILL RETREAT SOUTHWESTWARD INTO MEXICO AS A FEW SHORTWAVE TROUGHS TRAVERSE THE SOUTHERN ROCKIES, NEW MEXICO, AND EVEN FAR WEST TEXAS. THE RESULTANT DIFFLUENT FLOW ALOFT WILL COMBINE WITH THE MID LEVEL SUPPORT PROVIDED BY THE MENTIONED WAVES, STEEP MID LEVEL LAPSE RATES OF 7 TO 8 C/KM AND SBCAPE VALUES IN THE 1500 TO 2500 J/KG RANGE TO SPARK SCATTERED THUNDERSTORM DEVELOPMENT OVER THE AREA THIS AFTERNOON AND EVENING. A FEW STORMS COULD BE SEVERE, BUT CONSIDERING THE RELATIVELY WEAK SHEAR AND TROPICAL AIRMASS, DO NOT ANTICIPATE A WIDESPREAD SEVERE EVENT. HEAVY RAINFALL COULD PRESENT A PROBLEM SINCE THE STRONGER STORMS WILL ALSO DUMP AN INCH OR MORE PER HOUR RAINFALL. LATER TONIGHT, AN MCS COULD CLIP THE WESTERN LOW ROLLING PLAINS, WITH A LINE OR CLUSTER OF STORMS POSSIBLY PRODUCING STRONG WINDS AND MORE HEAVY RAINFALL. WE COULD SEE ANOTHER ROUND OF THUNDERSTORMS TUESDAY WITH THE UPPER RIDGE IN A SIMILAR POSITION AND THE MOIST, UNSTABLE AIRMASS STILL OVER THE AREA. COVERAGE OF STORMS WILL DEPEND SOMEWHAT ON HOW THINGS PAN OUT TODAY, BUT THINK THE HIGHER TERRAIN AND NORTHERN/ CENTRAL PERMIAN BASIN WHERE A RESIDUAL BOUNDARY MAY LIE WILL BE FAVORED FOR DEVELOPMENT. THE HOT CONDITIONS WILL CONTINUE THROUGH THE REST OF THE WEEK AS THE UPPER RIDGE MOVES OVER THE AREA WEDNESDAY, BUT CONTINUES EASTWARD THEREAFTER. SOUTHEAST NEW MEXICO AND THE HIGHER TERRAIN OF WEST TEXAS WILL BE FAVORED FOR ADDITIONAL CONVECTION WEDNESDAY THROUGH FRIDAY, ESPECIALLY IF THE UPPER RIDGE IS TRANSIENT. MEDIUM RANGE MODELS DIVERGE THIS WEEKEND, EVEN MORESO THAN LATE THIS WEEK. SOME KEEP THE RIDGE OVER THE AREA WHILE OTHERS SHIFT IT INTO THE EASTERN CONUS. FOR NOW, HAVE KEPT LOW ORDER POPS OVER THE WEST THROUGH LATE THIS WEEK AND TEMPS HOT. LATER SHIFTS WILL HAVE TO MONITOR WHETHER ANOTHER UPPER LOW IMPINGES UPON THE AREA AROUND THE WESTERN PERIPHERY OF A FURTHER EAST UPPER RIDGE. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 96 70 96 71 / 40 30 20 20 BIG SPRING TX 99 72 96 74 / 40 40 30 30 CARLSBAD NM 100 68 100 70 / 30 20 20 20 DRYDEN TX 97 75 96 74 / 30 20 10 10 FORT STOCKTON TX 98 71 98 72 / 50 20 20 20 GUADALUPE PASS TX 91 69 97 69 / 40 20 20 20 HOBBS NM 94 67 93 67 / 30 20 20 20 MARFA TX 90 59 93 60 / 50 20 30 30 MIDLAND INTL AIRPORT TX 96 71 97 72 / 40 20 20 20 ODESSA TX 96 73 97 74 / 40 20 20 20 WINK TX 100 72 101 71 / 30 20 20 20 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 12/67 216 FXUS64 KMAF 170508 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1208 AM CDT MON JUN 17 2013 .DISCUSSION... SEE AVIATION DISCUSSION BELOW. && .AVIATION... GENERALLY SOUTH WINDS OF 5 TO 15 MPH ARE EXPECTED OVERNIGHT AT THE TERMINALS. THERE IS ENOUGH CONFIDENCE TO INCLUDE TEMPO MVFR CEILINGS AT KMAF...KINK...KHOB IN THE 11Z TO 15Z TIME FRAME. SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS WEST TEXAS AND SOUTHEAST NEW MEXICO BY EARLY MONDAY AFTERNOON AND HAVE INCLUDED A PROB30 GROUP AT EACH TERMINAL FOR MVFR VISIBILITIES IN THUNDERSTORMS FROM 18Z TO 01Z. 12 && PREV DISCUSSION... /ISSUED 206 PM CDT SUN JUN 16 2013/ DISCUSSION... MID LEVEL RIDGE AXIS IS NOSING UP INTO W TX/ERN NM WITH WEAK NW MID LEVEL FLOW THE RESULT. MEANWHILE WATER VAPOR IMAGERY INDICATES A MST AXIS AND IS SEEN AS A 5H THETA-E RIDGE IN MODEL DATA ACROSS THE W. THIS ALONG WITH UPSLOPE WIND/STEEP LAPSE RATES HAS FAVORED STORMS INITIATING IN THE HIER TERRAIN WHERE MID LEVEL CAP LESS OF A FACTOR. STEERING WIND WILL FAVOR STORMS TO DRIFT EWD INTO THE PLAINS. SOUNDINGS ARE WELL MIXED THRU 65H ACRS SE NM WITH A 25-30F T/TD SPREAD AGAIN SUGGESTING GUSTY WINDS IN ASSOCN WITH MORE OF A HYBRID TYPE OF MICROBURST SIGNATURE. 7H TEMPS ARE VERY WARM TODAY (15C ON MAF 12Z SOUNDING) AND AS/IF STORMS MOVE INTO PLAINS/PB LATE PM/EVENING EXPECT THAT THEY WILL TEND TO DISSIPATE BUT COULD PUSH OUT SOME WIND. THE AFOREMENTIONED MID LEVEL THETA-E RIDGE AXIS WILL SHIFT EWD MORE SO MONDAY WITH NW MID LEVEL FLOW PERSISTING. THE PRESENCE OF A BOUNDARY ESPECIALLY ACROSS THE NW-NE CWFA AND LOW LEVEL MSTR FAVORS TSTMS DEVELOPING ACROSS THE PB MON PM. 7H TEMPS ARE A LITTLE COOLER MONDAY AND BASICALLY ALL MODELS SUGGEST ISOLD- SCT STORMS EXTENDING FROM THE NRN CWFA INTO THE FAR SWRN CWFA PARTIALLY ALONG/WITHIN THE MID LEVEL THETA-E RIDGE AXIS. WITH FAIRLY WIDESPREAD HIGH TEMPS OF 95-100 EXPECTED STORM INITIATION WONT BE HARD TO COME BY. CAPES AROUND 1500 J/KG AND 0-6KM BULK SHEAR AROUND 25KTS SUPPORTS STRONG/BRIEFLY SEVERE STORMS. FCST MOSTLY CAPTURES THIS SCENARIO AND WILL MAKE ONLY SLIGHT CHANGES TO INCREASE POPS FARTHER E ACROSS THE N BEFORE 00Z. BY TUE STORMS ARE MOST FAVORED IN N-NE AREAS WITHIN NW FLOW AND IN CLOSER PROXIMITY TO SFC BOUNDARY. BY WED EML BECOMES OVER POWERING AND PRECIP CHANCES WILL BE LIMITED TO A SMALLER AREA IN THE MTNS. THUR/FRI ECMWF DEVELOPS LIGHT PRECIP ACROSS SE NM WITHIN THE NRN EXTENT OF MINOR THETA-E RIDGE AXIS. SEEMS OPTIMISTIC AND WILL CONTINUE TO DOWNPLAY. GENERAL IDEA IN MODELS DATA IS THE CENTER OF RIDGE AXIS WILL BE INVOF ERN OK AND HIGH TEMPS WILL TREND DOWN A FEW DEGREES. THIS WILL TEND TO FAVOR A LONG FETCH OF SW MID LEVEL FLOW AND IF IT PERSIST IT WILL HAVE A CHANCE TO TAP INTO STREAM OF HIER MID/UPPER LEVEL THETA-E AIR RESULTING IN AN INCREASED CHANCE OF RAIN ACROSS THE W. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 72 97 70 95 / 20 30 50 20 BIG SPRING TX 73 97 71 95 / 20 20 50 20 CARLSBAD NM 69 99 68 101 / 30 30 40 10 DRYDEN TX 75 95 73 97 / 10 10 20 10 FORT STOCKTON TX 72 98 71 99 / 10 30 40 10 GUADALUPE PASS TX 67 93 69 97 / 40 30 40 10 HOBBS NM 67 95 67 97 / 40 30 40 20 MARFA TX 62 92 59 93 / 30 50 40 20 MIDLAND INTL AIRPORT TX 71 96 71 95 / 10 20 40 20 ODESSA TX 72 96 73 95 / 10 30 40 20 WINK TX 72 102 72 99 / 10 30 40 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 923 FXUS64 KMAF 162329 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 629 PM CDT SUN JUN 16 2013 .DISCUSSION... SEE 00Z AVIATION DISCUSSION BELOW. && .AVIATION... SCATTERED THUNDERSTORMS WILL CONTINUE THROUGH THE EVENING HOURS AND WILL LIKELY IMPACT INK AND PEQ. LOW CLOUDS WITH MOSTLY MVFR CEILINGS WILL BE POSSIBLE MONDAY MORNING. MAF HAS THE GREATEST CHANCE OF SEEING THESE LOW CEILINGS FOR A COUPLE OF HOURS. WINDS WILL BE OUT OF THE SOUTH AND SOUTHEAST WITH SOME GUSTS THIS EVENING. THERE IS A CHANCE FOR THUNDERSTORMS MONDAY AFTERNOON ACROSS THE AREA SO INCLUDED A PROB30 GROUP. && .PREV DISCUSSION... /ISSUED 206 PM CDT SUN JUN 16 2013/ DISCUSSION... MID LEVEL RIDGE AXIS IS NOSING UP INTO W TX/ERN NM WITH WEAK NW MID LEVEL FLOW THE RESULT. MEANWHILE WATER VAPOR IMAGERY INDICATES A MST AXIS AND IS SEEN AS A 5H THETA-E RIDGE IN MODEL DATA ACROSS THE W. THIS ALONG WITH UPSLOPE WIND/STEEP LAPSE RATES HAS FAVORED STORMS INITIATING IN THE HIER TERRAIN WHERE MID LEVEL CAP LESS OF A FACTOR. STEERING WIND WILL FAVOR STORMS TO DRIFT EWD INTO THE PLAINS. SOUNDINGS ARE WELL MIXED THRU 65H ACRS SE NM WITH A 25-30F T/TD SPREAD AGAIN SUGGESTING GUSTY WINDS IN ASSOCN WITH MORE OF A HYBRID TYPE OF MICROBURST SIGNATURE. 7H TEMPS ARE VERY WARM TODAY (15C ON MAF 12Z SOUNDING) AND AS/IF STORMS MOVE INTO PLAINS/PB LATE PM/EVENING EXPECT THAT THEY WILL TEND TO DISSIPATE BUT COULD PUSH OUT SOME WIND. THE AFOREMENTIONED MID LEVEL THETA-E RIDGE AXIS WILL SHIFT EWD MORE SO MONDAY WITH NW MID LEVEL FLOW PERSISTING. THE PRESENCE OF A BOUNDARY ESPECIALLY ACROSS THE NW-NE CWFA AND LOW LEVEL MSTR FAVORS TSTMS DEVELOPING ACROSS THE PB MON PM. 7H TEMPS ARE A LITTLE COOLER MONDAY AND BASICALLY ALL MODELS SUGGEST ISOLD- SCT STORMS EXTENDING FROM THE NRN CWFA INTO THE FAR SWRN CWFA PARTIALLY ALONG/WITHIN THE MID LEVEL THETA-E RIDGE AXIS. WITH FAIRLY WIDESPREAD HIGH TEMPS OF 95-100 EXPECTED STORM INITIATION WONT BE HARD TO COME BY. CAPES AROUND 1500 J/KG AND 0-6KM BULK SHEAR AROUND 25KTS SUPPORTS STRONG/BRIEFLY SEVERE STORMS. FCST MOSTLY CAPTURES THIS SCENARIO AND WILL MAKE ONLY SLIGHT CHANGES TO INCREASE POPS FARTHER E ACROSS THE N BEFORE 00Z. BY TUE STORMS ARE MOST FAVORED IN N-NE AREAS WITHIN NW FLOW AND IN CLOSER PROXIMITY TO SFC BOUNDARY. BY WED EML BECOMES OVER POWERING AND PRECIP CHANCES WILL BE LIMITED TO A SMALLER AREA IN THE MTNS. THUR/FRI ECMWF DEVELOPS LIGHT PRECIP ACROSS SE NM WITHIN THE NRN EXTENT OF MINOR THETA-E RIDGE AXIS. SEEMS OPTIMISTIC AND WILL CONTINUE TO DOWNPLAY. GENERAL IDEA IN MODELS DATA IS THE CENTER OF RIDGE AXIS WILL BE INVOF ERN OK AND HIGH TEMPS WILL TREND DOWN A FEW DEGREES. THIS WILL TEND TO FAVOR A LONG FETCH OF SW MID LEVEL FLOW AND IF IT PERSIST IT WILL HAVE A CHANCE TO TAP INTO STREAM OF HIER MID/UPPER LEVEL THETA-E AIR RESULTING IN AN INCREASED CHANCE OF RAIN ACROSS THE W. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 99 515 FXUS64 KMAF 161906 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 206 PM CDT SUN JUN 16 2013 .DISCUSSION... MID LEVEL RIDGE AXIS IS NOSING UP INTO W TX/ERN NM WITH WEAK NW MID LEVEL FLOW THE RESULT. MEANWHILE WATER VAPOR IMAGERY INDICATES A MST AXIS AND IS SEEN AS A 5H THETA-E RIDGE IN MODEL DATA ACROSS THE W. THIS ALONG WITH UPSLOPE WIND/STEEP LAPSE RATES HAS FAVORED STORMS INITIATING IN THE HIER TERRAIN WHERE MID LEVEL CAP LESS OF A FACTOR. STEERING WIND WILL FAVOR STORMS TO DRIFT EWD INTO THE PLAINS. SOUNDINGS ARE WELL MIXED THRU 65H ACRS SE NM WITH A 25-30F T/TD SPREAD AGAIN SUGGESTING GUSTY WINDS IN ASSOCN WITH MORE OF A HYBRID TYPE OF MICROBURST SIGNATURE. 7H TEMPS ARE VERY WARM TODAY (15C ON MAF 12Z SOUNDING) AND AS/IF STORMS MOVE INTO PLAINS/PB LATE PM/EVENING EXPECT THAT THEY WILL TEND TO DISSIPATE BUT COULD PUSH OUT SOME WIND. THE AFOREMENTIONED MID LEVEL THETA-E RIDGE AXIS WILL SHIFT EWD MORE SO MONDAY WITH NW MID LEVEL FLOW PERSISTING. THE PRESENCE OF A BOUNDARY ESPECIALLY ACROSS THE NW-NE CWFA AND LOW LEVEL MSTR FAVORS TSTMS DEVELOPING ACROSS THE PB MON PM. 7H TEMPS ARE A LITTLE COOLER MONDAY AND BASICALLY ALL MODELS SUGGEST ISOLD- SCT STORMS EXTENDING FROM THE NRN CWFA INTO THE FAR SWRN CWFA PARTIALLY ALONG/WITHIN THE MID LEVEL THETA-E RIDGE AXIS. WITH FAIRLY WIDESPREAD HIGH TEMPS OF 95-100 EXPECTED STORM INITIATION WONT BE HARD TO COME BY. CAPES AROUND 1500 J/KG AND 0-6KM BULK SHEAR AROUND 25KTS SUPPORTS STRONG/BRIEFLY SEVERE STORMS. FCST MOSTLY CAPTURES THIS SCENARIO AND WILL MAKE ONLY SLIGHT CHANGES TO INCREASE POPS FARTHER E ACROSS THE N BEFORE 00Z. BY TUE STORMS ARE MOST FAVORED IN N-NE AREAS WITHIN NW FLOW AND IN CLOSER PROXIMITY TO SFC BOUNDARY. BY WED EML BECOMES OVER POWERING AND PRECIP CHANCES WILL BE LIMITED TO A SMALLER AREA IN THE MTNS. THUR/FRI ECMWF DEVELOPS LIGHT PRECIP ACROSS SE NM WITHIN THE NRN EXTENT OF MINOR THETA-E RIDGE AXIS. SEEMS OPTIMISTIC AND WILL CONTINUE TO DOWNPLAY. GENERAL IDEA IN MODELS DATA IS THE CENTER OF RIDGE AXIS WILL BE INVOF ERN OK AND HIGH TEMPS WILL TREND DOWN A FEW DEGREES. THIS WILL TEND TO FAVOR A LONG FETCH OF SW MID LEVEL FLOW AND IF IT PERSIST IT WILL HAVE A CHANCE TO TAP INTO STREAM OF HIER MID/UPPER LEVEL THETA-E AIR RESULTING IN AN INCREASED CHANCE OF RAIN ACROSS THE W. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 72 97 70 95 / 20 30 50 20 BIG SPRING TX 73 97 71 95 / 20 20 50 20 CARLSBAD NM 69 99 68 101 / 30 30 40 10 DRYDEN TX 75 95 73 97 / 10 10 20 10 FORT STOCKTON TX 72 98 71 99 / 10 30 40 10 GUADALUPE PASS TX 67 93 69 97 / 40 30 40 10 HOBBS NM 67 95 67 97 / 40 30 40 20 MARFA TX 62 92 59 93 / 30 50 40 20 MIDLAND INTL AIRPORT TX 71 96 71 95 / 10 20 40 20 ODESSA TX 72 96 73 95 / 10 30 40 20 WINK TX 72 102 72 99 / 10 30 40 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 171 FXUS64 KMAF 161728 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1228 PM CDT SUN JUN 16 2013 .AVIATION... 18Z TAF ISSUANCE THE MAIN CONCERN FOR THIS TAF CYCLE WILL BE THE POSSIBILITY OF THUNDERSTORMS DEVELOPING ACROSS SOUTHEAST NEW MEXICO AND PUSHING SOUTHEAST THIS AFTERNOON. CURRENTLY...WINDS ARE GENERALLY WELL BEHAVED FROM THE SOUTHEAST AND THIS IS EXPECTED TO BE THE RULE THROUGH MONDAY MORNING. THE ONE EXCEPTION WILL BE FROM ANY THUNDERSTORM WIND GUSTS THAT MAY AFFECT THE TERMINALS. RADAR ACTIVITY ACROSS SOUTHEAST NEW MEXICO IS SLOWLY INCREASING HOWEVER STILL REMAINS LIGHT. SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS THIS AREA EARLY THIS AFTERNOON THEN PUSH SOUTHEAST...AFFECTING KHOB AND KCNM AROUND 16/21Z. WILL INCLUDE A TEMPO GROUP FOR MENTION OF THUNDER FOR A COUPLE OF HOURS. NOT SURE IF THE CONVECTION WILL HOLD TOGETHER AFTER MOVING INTO WEST TEXAS BUT WILL NEED TO AMEND OTHER TAF SITES IF ACTIVITY LOOKS TO AFFECT THEM. OTHERWISE...VFR CONDITIONS WILL PREVAIL. && PREV DISCUSSION... /ISSUED 409 AM CDT SUN JUN 16 2013/ DISCUSSION... WARMER TEMPERATURES ARE EXPECTED AREAWIDE TODAY AND MONDAY AS HEIGHTS/THICKNESSES RISE OVER THE REGION DUE TO AN UPPER RIDGE EXPANDING EASTWARD FROM MEXICO. THE RIDGE IS NOT EXPECTED TO STRENGTHEN OR EXPAND EASTWARD RAPIDLY AS A SERIES OF SHORTWAVE TROUGHS ROUND THE NORTHERN PERIPHERY AND MOVE EASTWARD INTO THE TEXAS PANHANDLE OR WEST TEXAS. THE FIRST SUCH WAVE WILL TRANSLATE INTO THE TEXAS PANHANDLE LATER TODAY...AND AID CONVECTION DEVELOPING ALONG A SURFACE TROUGH OVER EASTERN NEW MEXICO AND THE HIGHER TERRAIN OF WEST TEXAS. HOW MUCH THE CONVECTION MOVES EAST OR SOUTHEAST TONIGHT FURTHER INTO THE AREA REMAINS TO BE SEEN, BUT IT APPEARS MID LEVEL SUPPORT WILL BE LACKING FOR CONVECTION TO MAKE IT TOO FAR. IT APPEARS INSTABILITY WILL BE GREAT ENOUGH FOR A FEW STORMS TO BECOME STRONG TO SEVERE WITH STRONG WINDS THE MAIN THREAT, LOCALLY HEAVY RAINFALL, AND AN OUTSIDE POSSIBILITY OF HAIL. ON MONDAY, A MORE SIGNIFICANT SHORTWAVE TROUGH WILL MOVE INTO THE TEXAS PANHANDLE AND APPEARS TO BE FAR ENOUGH SOUTH TO SUPPORT CONVECTIVE DEVELOPMENT OVER THE NORTHERN HALF OF THE CWA. IT WILL BE HOT MONDAY AND LOW LEVEL MOISTURE ENTRENCHED OVER THE AREA WILL RESULT IN SBCAPE ANYWHERE FROM 1500 TO 2500 J/KG DURING THE AFTERNOON. IN ADDITION, A CONVECTIVELY ENHANCED FRONTAL OR OUTFLOW BOUNDARY MAY BE NEAR TO, OR ALREADY IN, THE NORTHERN CWA MONDAY AFTERNOON/EVENING. SINCE THERE WILL BE SO MUCH INSTABILITY, THE MENTIONED BOUNDARY, AND MID LEVEL LAPSE RATES OF 7 TO 7.5 C/KM OVER THE WESTERN HALF OR SO OF THE CWA, THINK CONVECTION COULD DEVELOP RATHER AGGRESSIVELY, THEN LAST WELL INTO THE EVENING IF NOT OVERNIGHT. SINCE 0 TO 6 KM BULK SHEAR VECTORS WILL BE 20 TO 30KT, THINK SOME OF THE STORMS COULD PRODUCE DAMAGING WINDS AND LARGE HAIL. HEAVY RAINFALL WILL ALSO BE A THREAT AS PWATS WILL BE 1 TO 1.5 INCHES OVER MOST OF THE AREA. HAVE LEFT SLIGHT CHANCE OF THUNDERSTORMS I9N THE FORECAST TUESDAY, MAINLY OVER THE HIGHER TERRAIN AND ALONG THE MENTIONED BOUNDARY WHICH COULD STILL BE LINGERING OVER THE WESTERN LOW ROLLING PLAINS AND NORTHERN PERMIAN BASIN. THE UPPER RIDGE WILL START TO MOVE FURTHER EASTWARD OVER THE REGION, BUT HOW MUCH IS IN QUESTION. ALSO, THE WHEREABOUTS OF THE UPPER RIDGE THURSDAY AND BEYOND IS UNCERTAIN WITH SOME MEDIUM RANGE MODELS PARKING OVER THE AREA, AND OTHERS HAVING IT CONTINUE EASTWARD SOUTHERN PLAINS, IF NOT SOUTHEASTERN U.S. BY LATE NEXT WEEK. THE FORMER WOULD KEEP US HOT AND DRY, AND THE LATTER WOULD ALLOW FOR SLIGHTLY COOLER AFTERNOON READINGS, IF NOT MORE THUNDERSTORM CHANCES. FOR NOW HAVE GONE BETWEEN THE TWO COMPETING SOLUTIONS ON TEMPS AND PRECIP, WITH LATE WEEK POPS RELEGATED TO THE HIGHER TERRAIN. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 27 547 FXUS64 KMAF 161126 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 626 AM CDT SUN JUN 16 2013 .DISCUSSION... SEE AVIATION DISCUSSION BELOW. && .AVIATION... TEMPO MVFR CEILINGS ARE EXPECTED AT KMAF AND KHOB THROUGH 15Z. OTHERWISE THUNDERSTORMS ARE EXPECTED TO FORM OVER THE MOUNTAINS OF WEST TEXAS AND SOUTHEAST NEW MEXICO THIS AFTERNOON AND MOVE EAST INTO THE ADJACENT PLAINS LATE THIS AFTERNOON AND THIS EVENING. HAVE ENOUGH CONFIDENCE TO INCLUDE A PROB30 GROUP FOR MVFR VISIBILITIES IN TSRA AT KCNM AND KHOB FROM 21Z TO 03Z. WILL LEAVE PROB30 OUT FOR NOW IN THE TERMINALS FURTHER EAST DUE TO UNCERTAINTY IN THE EXTENT OF THE EASTWARD PUSH OF STORMS THIS EVENING. SOUTHEAST WINDS OF 10 TO 20 MPH AND GUSTY ARE EXPECTED THROUGH EARLY THIS EVENING. 12 && .PREV DISCUSSION... /ISSUED 409 AM CDT SUN JUN 16 2013/ DISCUSSION... WARMER TEMPERATURES ARE EXPECTED AREAWIDE TODAY AND MONDAY AS HEIGHTS/THICKNESSES RISE OVER THE REGION DUE TO AN UPPER RIDGE EXPANDING EASTWARD FROM MEXICO. THE RIDGE IS NOT EXPECTED TO STRENGTHEN OR EXPAND EASTWARD RAPIDLY AS A SERIES OF SHORTWAVE TROUGHS ROUND THE NORTHERN PERIPHERY AND MOVE EASTWARD INTO THE TEXAS PANHANDLE OR WEST TEXAS. THE FIRST SUCH WAVE WILL TRANSLATE INTO THE TEXAS PANHANDLE LATER TODAY...AND AID CONVECTION DEVELOPING ALONG A SURFACE TROUGH OVER EASTERN NEW MEXICO AND THE HIGHER TERRAIN OF WEST TEXAS. HOW MUCH THE CONVECTION MOVES EAST OR SOUTHEAST TONIGHT FURTHER INTO THE AREA REMAINS TO BE SEEN, BUT IT APPEARS MID LEVEL SUPPORT WILL BE LACKING FOR CONVECTION TO MAKE IT TOO FAR. IT APPEARS INSTABILITY WILL BE GREAT ENOUGH FOR A FEW STORMS TO BECOME STRONG TO SEVERE WITH STRONG WINDS THE MAIN THREAT, LOCALLY HEAVY RAINFALL, AND AN OUTSIDE POSSIBILITY OF HAIL. ON MONDAY, A MORE SIGNIFICANT SHORTWAVE TROUGH WILL MOVE INTO THE TEXAS PANHANDLE AND APPEARS TO BE FAR ENOUGH SOUTH TO SUPPORT CONVECTIVE DEVELOPMENT OVER THE NORTHERN HALF OF THE CWA. IT WILL BE HOT MONDAY AND LOW LEVEL MOISTURE ENTRENCHED OVER THE AREA WILL RESULT IN SBCAPE ANYWHERE FROM 1500 TO 2500 J/KG DURING THE AFTERNOON. IN ADDITION, A CONVECTIVELY ENHANCED FRONTAL OR OUTFLOW BOUNDARY MAY BE NEAR TO, OR ALREADY IN, THE NORTHERN CWA MONDAY AFTERNOON/EVENING. SINCE THERE WILL BE SO MUCH INSTABILITY, THE MENTIONED BOUNDARY, AND MID LEVEL LAPSE RATES OF 7 TO 7.5 C/KM OVER THE WESTERN HALF OR SO OF THE CWA, THINK CONVECTION COULD DEVELOP RATHER AGGRESSIVELY, THEN LAST WELL INTO THE EVENING IF NOT OVERNIGHT. SINCE 0 TO 6 KM BULK SHEAR VECTORS WILL BE 20 TO 30KT, THINK SOME OF THE STORMS COULD PRODUCE DAMAGING WINDS AND LARGE HAIL. HEAVY RAINFALL WILL ALSO BE A THREAT AS PWATS WILL BE 1 TO 1.5 INCHES OVER MOST OF THE AREA. HAVE LEFT SLIGHT CHANCE OF THUNDERSTORMS I9N THE FORECAST TUESDAY, MAINLY OVER THE HIGHER TERRAIN AND ALONG THE MENTIONED BOUNDARY WHICH COULD STILL BE LINGERING OVER THE WESTERN LOW ROLLING PLAINS AND NORTHERN PERMIAN BASIN. THE UPPER RIDGE WILL START TO MOVE FURTHER EASTWARD OVER THE REGION, BUT HOW MUCH IS IN QUESTION. ALSO, THE WHEREABOUTS OF THE UPPER RIDGE THURSDAY AND BEYOND IS UNCERTAIN WITH SOME MEDIUM RANGE MODELS PARKING OVER THE AREA, AND OTHERS HAVING IT CONTINUE EASTWARD SOUTHERN PLAINS, IF NOT SOUTHEASTERN U.S. BY LATE NEXT WEEK. THE FORMER WOULD KEEP US HOT AND DRY, AND THE LATTER WOULD ALLOW FOR SLIGHTLY COOLER AFTERNOON READINGS, IF NOT MORE THUNDERSTORM CHANCES. FOR NOW HAVE GONE BETWEEN THE TWO COMPETING SOLUTIONS ON TEMPS AND PRECIP, WITH LATE WEEK POPS RELEGATED TO THE HIGHER TERRAIN. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 96 72 99 70 / 20 20 20 50 BIG SPRING TX 97 73 99 71 / 20 20 20 50 CARLSBAD NM 100 67 100 68 / 30 30 30 40 DRYDEN TX 96 75 96 73 / 10 10 10 20 FORT STOCKTON TX 97 73 99 71 / 10 10 30 30 GUADALUPE PASS TX 95 67 94 69 / 40 40 40 30 HOBBS NM 94 67 96 67 / 40 40 30 40 MARFA TX 93 63 93 59 / 30 30 50 20 MIDLAND INTL AIRPORT TX 95 71 98 71 / 10 10 20 40 ODESSA TX 98 72 97 73 / 10 10 20 40 WINK TX 101 73 103 72 / 10 10 30 40 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 12/67 852 FXUS64 KMAF 160909 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 409 AM CDT SUN JUN 16 2013 .DISCUSSION... WARMER TEMPERATURES ARE EXPECTED AREAWIDE TODAY AND MONDAY AS HEIGHTS/THICKNESSES RISE OVER THE REGION DUE TO AN UPPER RIDGE EXPANDING EASTWARD FROM MEXICO. THE RIDGE IS NOT EXPECTED TO STRENGTHEN OR EXPAND EASTWARD RAPIDLY AS A SERIES OF SHORTWAVE TROUGHS ROUND THE NORTHERN PERIPHERY AND MOVE EASTWARD INTO THE TEXAS PANHANDLE OR WEST TEXAS. THE FIRST SUCH WAVE WILL TRANSLATE INTO THE TEXAS PANHANDLE LATER TODAY...AND AID CONVECTION DEVELOPING ALONG A SURFACE TROUGH OVER EASTERN NEW MEXICO AND THE HIGHER TERRAIN OF WEST TEXAS. HOW MUCH THE CONVECTION MOVES EAST OR SOUTHEAST TONIGHT FURTHER INTO THE AREA REMAINS TO BE SEEN, BUT IT APPEARS MID LEVEL SUPPORT WILL BE LACKING FOR CONVECTION TO MAKE IT TOO FAR. IT APPEARS INSTABILITY WILL BE GREAT ENOUGH FOR A FEW STORMS TO BECOME STRONG TO SEVERE WITH STRONG WINDS THE MAIN THREAT, LOCALLY HEAVY RAINFALL, AND AN OUTSIDE POSSIBILITY OF HAIL. ON MONDAY, A MORE SIGNIFICANT SHORTWAVE TROUGH WILL MOVE INTO THE TEXAS PANHANDLE AND APPEARS TO BE FAR ENOUGH SOUTH TO SUPPORT CONVECTIVE DEVELOPMENT OVER THE NORTHERN HALF OF THE CWA. IT WILL BE HOT MONDAY AND LOW LEVEL MOISTURE ENTRENCHED OVER THE AREA WILL RESULT IN SBCAPE ANYWHERE FROM 1500 TO 2500 J/KG DURING THE AFTERNOON. IN ADDITION, A CONVECTIVELY ENHANCED FRONTAL OR OUTFLOW BOUNDARY MAY BE NEAR TO, OR ALREADY IN, THE NORTHERN CWA MONDAY AFTERNOON/EVENING. SINCE THERE WILL BE SO MUCH INSTABILITY, THE MENTIONED BOUNDARY, AND MID LEVEL LAPSE RATES OF 7 TO 7.5 C/KM OVER THE WESTERN HALF OR SO OF THE CWA, THINK CONVECTION COULD DEVELOP RATHER AGGRESSIVELY, THEN LAST WELL INTO THE EVENING IF NOT OVERNIGHT. SINCE 0 TO 6 KM BULK SHEAR VECTORS WILL BE 20 TO 30KT, THINK SOME OF THE STORMS COULD PRODUCE DAMAGING WINDS AND LARGE HAIL. HEAVY RAINFALL WILL ALSO BE A THREAT AS PWATS WILL BE 1 TO 1.5 INCHES OVER MOST OF THE AREA. HAVE LEFT SLIGHT CHANCE OF THUNDERSTORMS I9N THE FORECAST TUESDAY, MAINLY OVER THE HIGHER TERRAIN AND ALONG THE MENTIONED BOUNDARY WHICH COULD STILL BE LINGERING OVER THE WESTERN LOW ROLLING PLAINS AND NORTHERN PERMIAN BASIN. THE UPPER RIDGE WILL START TO MOVE FURTHER EASTWARD OVER THE REGION, BUT HOW MUCH IS IN QUESTION. ALSO, THE WHEREABOUTS OF THE UPPER RIDGE THURSDAY AND BEYOND IS UNCERTAIN WITH SOME MEDIUM RANGE MODELS PARKING OVER THE AREA, AND OTHERS HAVING IT CONTINUE EASTWARD SOUTHERN PLAINS, IF NOT SOUTHEASTERN U.S. BY LATE NEXT WEEK. THE FORMER WOULD KEEP US HOT AND DRY, AND THE LATTER WOULD ALLOW FOR SLIGHTLY COOLER AFTERNOON READINGS, IF NOT MORE THUNDERSTORM CHANCES. FOR NOW HAVE GONE BETWEEN THE TWO COMPETING SOLUTIONS ON TEMPS AND PRECIP, WITH LATE WEEK POPS RELEGATED TO THE HIGHER TERRAIN. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 96 72 99 70 / 20 20 20 50 BIG SPRING TX 97 73 99 71 / 20 20 20 50 CARLSBAD NM 100 67 100 68 / 30 30 30 40 DRYDEN TX 96 75 96 73 / 10 10 10 20 FORT STOCKTON TX 97 73 99 71 / 10 10 30 30 GUADALUPE PASS TX 95 67 94 69 / 40 40 40 30 HOBBS NM 94 67 96 67 / 40 40 30 40 MARFA TX 93 63 93 59 / 30 30 50 20 MIDLAND INTL AIRPORT TX 95 71 98 71 / 10 10 20 40 ODESSA TX 98 72 97 73 / 10 10 20 40 WINK TX 101 73 103 72 / 10 10 30 40 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 12/67 621 FXUS64 KMAF 160450 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1150 PM CDT SAT JUN 15 2013 .DISCUSSION... SEE AVIATION DISCUSSION BELOW. && .AVIATION... SOUTHEAST WINDS OF 5 TO 15 MPH ARE EXPECTED OVERNIGHT. THERE IS HIGH ENOUGH CONFIDENE TO INCLUDE TEMPO MVFR CEILINGS BETWEEN 10Z AND 15Z AT KMAF...KINK AND KHOB. GENERALLY SOUTHEAST WINDS OF 5 TO 15 MPH ARE EXPECTED SUNDAY MORNING. 12 && PREV DISCUSSION... /ISSUED 214 PM CDT SAT JUN 15 2013/ DISCUSSION... 5H HEIGHTS AND WATER VAPOR INDICATE THAT THE UPPER LOW IS JUST E OF THE AREA. MID LEVEL FLOW IS WEAK IN WAKE OF LOW AND MSTR IS STILL WELL INTO THE WRN AREAS. SUBTLE HINT OF LINGERING MINOR SHRTWV TROF TO THE W...7H-5H LR/S NEAR 7.5 C/KM AND MST UPSLOPE FLOW FAVOR MTNS STORMS INTO THE EARLY EVENING HRS. HAVE LEFT 30 PCT IN THE FAR E REMAINDER OF TODAY WHERE RICHEST LOW LEVEL MSTR IS FOUND AND ISOLD POPS IN THE MTNS WHERE VISIBLE SATELLITE DOES SHOW CU/TCU DEVELOPING. SE WINDS OVERNIGHT WILL ENSURE DEEP LOW LEVEL MSTR REMAINS IN PLACE...WITH M60-U60 DWPNTS POSSIBLE ACRS THE PB BY 12Z SUNDAY. MID LEVEL FLOW TRANSITIONS TO WEAK NW AND SEEMS VERY REASONABLE THAT ELEVATED HEAT SOURCES WILL BE SUFFICIENT FOCUS FOR DIURNAL CONVECTION TO DEVELOP ALONG AND THEN DRIFT E-SE INTO ADJACENT PLAINS. AS STORMS DRIFT FROM MTNS INTO PLAINS THE SUB-CLOUD LAYER WILL BE WELL MIXED AND HOT. T/TD SPREADS NEAR 30F WILL FAVOR GUSTY WINDS...ESPECIALLY SE NM/UPPER TRANS PECOS. LACK OF IDENTIFIABLE SHRTWV TROF WILL LIMIT COVERAGE TO SLIGHT CHC-CHC WHICH IS IN FCST AND LITTLE CHANGE IS NEEDED. IT WILL BE WARMER ALL AREAS. PATTERN IS SIMILAR MONDAY EXCEPT THAT SFC PATTERN IS BETTER ORGANIZED UNDERNEATH NW MID LEVEL FLOW AND A WEAK BOUNDARY MAY NEAR THE NRN CWFA. 9H-85H THETA-E RIDGE EXTENDING FROM EC NM PLAINS/TX STATE-LINE INTO PB/BIG COUNTRY ALONG/NEAR SAID BOUNDARY WILL HAVE A CHANCE TO BE FOCUS FOR CONVECTION LATE AFTERNOON EARLY EVENING. SUFFICIENT CONVECTION MAY HELP BOUNDARY SAG FARTHER S INTO PB. 12Z MET MOS INDICATES 30 POPS AND MAKES GOOD SENSE WITH THE MODEL QPF AND PATTERN ITSELF. FCST HAS 30-40 PCT POPS BUT WILL MAKE SOME CHANGES TO FIT CLOSER TO DESCRIBED BOUNDARY. STILL WARM/SEASONAL ON MONDAY BUT CLOUDS COULD MAKE IT A LITTLE COOLER ACROSS THE N. BOUNDARY LIFTS BACK N TUE AND DRY AIR PUSHES FARTHER E INTO SE NM PLAINS/UPPER TRANS PECOS SO WARMER/DRIER. STORMS WILL BE MOST FAVORED FROM DAVIS MTNS S-SEWD WHERE MSTR HOLDS. WED/THUR THERE IS MORE OF A PRESENCE OF THE RIDGE ALOFT AND WILL MOSTLY DOWNPLAY PRECIP CHANCE AND KEEP TEMPS HOT... POSSIBLY A LITTLE COOLER FRI- SAT WITH INCREASING CHANCE OF RAIN ACROSS FAR SRN REACHES OF THE LOWER TRANS PECOS. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 69 96 72 96 / 10 20 20 30 BIG SPRING TX 69 95 71 96 / 10 20 20 30 CARLSBAD NM 70 98 67 97 / 10 30 30 30 DRYDEN TX 72 95 73 96 / 10 10 10 10 FORT STOCKTON TX 71 99 73 97 / 10 10 10 30 GUADALUPE PASS TX 69 93 67 92 / 20 30 30 40 HOBBS NM 66 95 67 94 / 10 30 30 30 MARFA TX 59 92 63 93 / 10 30 30 40 MIDLAND INTL AIRPORT TX 70 96 71 96 / 10 10 10 20 ODESSA TX 71 98 73 96 / 10 10 10 20 WINK TX 72 98 73 98 / 10 10 10 30 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 99 593 FXUS64 KMAF 152332 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 632 PM CDT SAT JUN 15 2013 .DISCUSSION... SEE 00Z AVIATION DISCUSSION BELOW. && .AVIATION... WINDS ARE EXPECTED TO BE OUT OF THE SOUTHEAST WITH OCCASIONAL GUSTS THIS EVENING AND SUNDAY AFTERNOON. MVFR CEILINGS WILL BE POSSIBLE AT MAF...HOB AND INK SUNDAY MORNING BUT CONFIDENCE REMAINS LOW. THERE IS A SLIGHT CHANCE OF THUNDERSTORMS SUNDAY AFTERNOON FOR CNM AND HOB BUT PROBABILITY IS TOO LOW TO INCLUDE IN TAFS AT THIS TIME. && .PREV DISCUSSION... /ISSUED 214 PM CDT SAT JUN 15 2013/ DISCUSSION... 5H HEIGHTS AND WATER VAPOR INDICATE THAT THE UPPER LOW IS JUST E OF THE AREA. MID LEVEL FLOW IS WEAK IN WAKE OF LOW AND MSTR IS STILL WELL INTO THE WRN AREAS. SUBTLE HINT OF LINGERING MINOR SHRTWV TROF TO THE W...7H-5H LR/S NEAR 7.5 C/KM AND MST UPSLOPE FLOW FAVOR MTNS STORMS INTO THE EARLY EVENING HRS. HAVE LEFT 30 PCT IN THE FAR E REMAINDER OF TODAY WHERE RICHEST LOW LEVEL MSTR IS FOUND AND ISOLD POPS IN THE MTNS WHERE VISIBLE SATELLITE DOES SHOW CU/TCU DEVELOPING. SE WINDS OVERNIGHT WILL ENSURE DEEP LOW LEVEL MSTR REMAINS IN PLACE...WITH M60-U60 DWPNTS POSSIBLE ACRS THE PB BY 12Z SUNDAY. MID LEVEL FLOW TRANSITIONS TO WEAK NW AND SEEMS VERY REASONABLE THAT ELEVATED HEAT SOURCES WILL BE SUFFICIENT FOCUS FOR DIURNAL CONVECTION TO DEVELOP ALONG AND THEN DRIFT E-SE INTO ADJACENT PLAINS. AS STORMS DRIFT FROM MTNS INTO PLAINS THE SUB-CLOUD LAYER WILL BE WELL MIXED AND HOT. T/TD SPREADS NEAR 30F WILL FAVOR GUSTY WINDS...ESPECIALLY SE NM/UPPER TRANS PECOS. LACK OF IDENTIFIABLE SHRTWV TROF WILL LIMIT COVERAGE TO SLIGHT CHC-CHC WHICH IS IN FCST AND LITTLE CHANGE IS NEEDED. IT WILL BE WARMER ALL AREAS. PATTERN IS SIMILAR MONDAY EXCEPT THAT SFC PATTERN IS BETTER ORGANIZED UNDERNEATH NW MID LEVEL FLOW AND A WEAK BOUNDARY MAY NEAR THE NRN CWFA. 9H-85H THETA-E RIDGE EXTENDING FROM EC NM PLAINS/TX STATE-LINE INTO PB/BIG COUNTRY ALONG/NEAR SAID BOUNDARY WILL HAVE A CHANCE TO BE FOCUS FOR CONVECTION LATE AFTERNOON EARLY EVENING. SUFFICIENT CONVECTION MAY HELP BOUNDARY SAG FARTHER S INTO PB. 12Z MET MOS INDICATES 30 POPS AND MAKES GOOD SENSE WITH THE MODEL QPF AND PATTERN ITSELF. FCST HAS 30-40 PCT POPS BUT WILL MAKE SOME CHANGES TO FIT CLOSER TO DESCRIBED BOUNDARY. STILL WARM/SEASONAL ON MONDAY BUT CLOUDS COULD MAKE IT A LITTLE COOLER ACROSS THE N. BOUNDARY LIFTS BACK N TUE AND DRY AIR PUSHES FARTHER E INTO SE NM PLAINS/UPPER TRANS PECOS SO WARMER/DRIER. STORMS WILL BE MOST FAVORED FROM DAVIS MTNS S-SEWD WHERE MSTR HOLDS. WED/THUR THERE IS MORE OF A PRESENCE OF THE RIDGE ALOFT AND WILL MOSTLY DOWNPLAY PRECIP CHANCE AND KEEP TEMPS HOT... POSSIBLY A LITTLE COOLER FRI- SAT WITH INCREASING CHANCE OF RAIN ACROSS FAR SRN REACHES OF THE LOWER TRANS PECOS. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 99 267 FXUS64 KMAF 151914 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 214 PM CDT SAT JUN 15 2013 .DISCUSSION... 5H HEIGHTS AND WATER VAPOR INDICATE THAT THE UPPER LOW IS JUST E OF THE AREA. MID LEVEL FLOW IS WEAK IN WAKE OF LOW AND MSTR IS STILL WELL INTO THE WRN AREAS. SUBTLE HINT OF LINGERING MINOR SHRTWV TROF TO THE W...7H-5H LR/S NEAR 7.5 C/KM AND MST UPSLOPE FLOW FAVOR MTNS STORMS INTO THE EARLY EVENING HRS. HAVE LEFT 30 PCT IN THE FAR E REMAINDER OF TODAY WHERE RICHEST LOW LEVEL MSTR IS FOUND AND ISOLD POPS IN THE MTNS WHERE VISIBLE SATELLITE DOES SHOW CU/TCU DEVELOPING. SE WINDS OVERNIGHT WILL ENSURE DEEP LOW LEVEL MSTR REMAINS IN PLACE...WITH M60-U60 DWPNTS POSSIBLE ACRS THE PB BY 12Z SUNDAY. MID LEVEL FLOW TRANSITIONS TO WEAK NW AND SEEMS VERY REASONABLE THAT ELEVATED HEAT SOURCES WILL BE SUFFICIENT FOCUS FOR DIURNAL CONVECTION TO DEVELOP ALONG AND THEN DRIFT E-SE INTO ADJACENT PLAINS. AS STORMS DRIFT FROM MTNS INTO PLAINS THE SUB-CLOUD LAYER WILL BE WELL MIXED AND HOT. T/TD SPREADS NEAR 30F WILL FAVOR GUSTY WINDS...ESPECIALLY SE NM/UPPER TRANS PECOS. LACK OF IDENTIFIABLE SHRTWV TROF WILL LIMIT COVERAGE TO SLIGHT CHC-CHC WHICH IS IN FCST AND LITTLE CHANGE IS NEEDED. IT WILL BE WARMER ALL AREAS. PATTERN IS SIMILAR MONDAY EXCEPT THAT SFC PATTERN IS BETTER ORGANIZED UNDERNEATH NW MID LEVEL FLOW AND A WEAK BOUNDARY MAY NEAR THE NRN CWFA. 9H-85H THETA-E RIDGE EXTENDING FROM EC NM PLAINS/TX STATE-LINE INTO PB/BIG COUNTRY ALONG/NEAR SAID BOUNDARY WILL HAVE A CHANCE TO BE FOCUS FOR CONVECTION LATE AFTERNOON EARLY EVENING. SUFFICIENT CONVECTION MAY HELP BOUNDARY SAG FARTHER S INTO PB. 12Z MET MOS INDICATES 30 POPS AND MAKES GOOD SENSE WITH THE MODEL QPF AND PATTERN ITSELF. FCST HAS 30-40 PCT POPS BUT WILL MAKE SOME CHANGES TO FIT CLOSER TO DESCRIBED BOUNDARY. STILL WARM/SEASONAL ON MONDAY BUT CLOUDS COULD MAKE IT A LITTLE COOLER ACROSS THE N. BOUNDARY LIFTS BACK N TUE AND DRY AIR PUSHES FARTHER E INTO SE NM PLAINS/UPPER TRANS PECOS SO WARMER/DRIER. STORMS WILL BE MOST FAVORED FROM DAVIS MTNS S-SEWD WHERE MSTR HOLDS. WED/THUR THERE IS MORE OF A PRESENCE OF THE RIDGE ALOFT AND WILL MOSTLY DOWNPLAY PRECIP CHANCE AND KEEP TEMPS HOT... POSSIBLY A LITTLE COOLER FRI- SAT WITH INCREASING CHANCE OF RAIN ACROSS FAR SRN REACHES OF THE LOWER TRANS PECOS. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 69 96 72 96 / 10 20 20 30 BIG SPRING TX 69 95 71 96 / 10 20 20 30 CARLSBAD NM 70 98 67 97 / 10 30 30 30 DRYDEN TX 72 95 73 96 / 10 10 10 10 FORT STOCKTON TX 71 99 73 97 / 10 10 10 30 GUADALUPE PASS TX 69 93 67 92 / 20 30 30 40 HOBBS NM 66 95 67 94 / 10 30 30 30 MARFA TX 59 92 63 93 / 10 30 30 40 MIDLAND INTL AIRPORT TX 70 96 71 96 / 10 10 10 20 ODESSA TX 71 98 73 96 / 10 10 10 20 WINK TX 72 98 73 98 / 10 10 10 30 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 418 FXUS64 KMAF 151722 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1222 PM CDT SAT JUN 15 2013 .AVIATION... 18Z TAF ISSUANCE NO AVIATION CONCERNS FOR THE NEXT 24 HOURS...VFR CONDITIONS WILL PREVAIL AT ALL TAF SITES. WINDS WILL GENERALLY BE LIGHT /AOB 10KT/ FROM THE SOUTHEAST THROUGH THE FORECAST PERIOD. THERE IS A CHANCE FOR SOME ISOLATED TO SCATTERED THUNDERSTORMS TO DEVELOP NEAR THE DAVIS AND GUADALUPE MOUNTAINS THIS AFTERNOON AND EVENING HOWEVER ANY ACTIVITY SHOULD NOT DIRECTLY AFFECT THE TERMINALS. OCCASIONAL THUNDERSTORM GUSTS WILL BE POSSIBLE. A COUPLE OF FORECAST SOUNDINGS ARE HINTING AT THE POSSIBILITY OF SOME LOW CIGS EARLY SUNDAY MORNING AT KHOB AND KMAF BUT WILL HOLD OFF ON INCLUDING ANY MENTION IN THE TAF AT THIS TIME. && PREV DISCUSSION... /ISSUED 354 AM CDT SAT JUN 15 2013/ DISCUSSION... AN UPPER LEVEL TROUGH CENTERED ACROSS THE EASTERN PERMIAN BASIN WILL SLOWLY MOVE EAST TODAY. THE CHANCE FOR SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE EXTREME EASTERN PERMIAN BASIN ESPECIALLY THIS MORNING ALONG AND EAST OF THE TROUGH AXIS. ISOLATED TO WIDELY SCATTERED THUNDERSTORMS ARE ALSO EXPECTED THIS AFTERNOON AND EARLY THIS EVENING ACROSS THE OROGRAPHICALLY FAVORED GUADALUPE AND DAVIS MOUNTAINS IN MOIST UNSTABLE UPSLOPE FLOW. TEMPERATURES WILL WARM SEVERAL DEGREES TODAY BUT STILL REMAIN BELOW NORMAL. ON SUNDAY A SHORTWAVE IS EXPECTED TO MOVE EAST TOWARD THE FORECAST AREA AND FLATTEN THE UPPER RIDGE THAT IS FORECAST TO BE CENTERED ACROSS THE DESERT SOUTHWEST. SCATTERED THUNDERSTORMS WILL DEVELOP IN THE GUADALUPE AND DAVIS MOUNTAINS AND SOUTHEAST NEW MEXICO PLAINS AND THEN SPREAD EAST WITH THE SHORTWAVE INTO THE NORTHERN PERMIAN BASIN SUNDAY EVENING. MORE UNSETTLED WEATHER EXPECTED TUESDAY AS ANOTHER SHORTWAVE MOVES INTO THE REGION FROM THE NORTHWEST AND COMBINES WITH A NORTHERN STREAM FRONTAL BOUNDARY PUSHING SOUTH INTO THE NORTHERN AND POSSIBLY CENTRAL PERMIAN BASIN. HIGH TEMPERATURES ARE FORECAST TO CLIMB BACK TO NEAR NORMAL VALUES MONDAY AND TUESDAY. FOR THE REMAINDER OF THE WEEK WEDNESDAY THROUGH SATURDAY CONVECTION WILL BECOME MUCH MORE ISOLATED DUE TO THE UPPER RIDGE BECOMING STRONGER. FAVORED AREAS FOR ANY STORMS WOULD BE THE MOUNTAINS AND PORTIONS OF THE SOUTHEAST NEW MEXICO PLAINS IN UPSLOPE FLOW. NEAR TO SLIGHTLY ABOVE NORMAL TEMPERATURES ARE EXPECTED THIS PERIOD. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 27 043 FXUS64 KMAF 151059 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 559 AM CDT SAT JUN 15 2013 .DISCUSSION... THE LATEST AVIATION DISCUSSION IS INCLUDED BELOW. && .AVIATION... MVFR CEILINGS CONTINUE TO FILL IN ACROSS SOUTHEAST NEW MEXICO AND WEST TEXAS THIS MORNING, BUT MAY NOT FILL IN COMPLETELY BEFORE HEATING COMMENCES. WILL CARRY PREVAILING MVFR CEILINGS AT KCNM, BUT MORE VARIABLE CEILINGS AT THE REST OF THE TAF SITES. CLOUD BASES SHOULD LIFT TO VFR BY 15/16Z, OR SHORTLY THEREAFTER, WITH VFR CONDITIONS PREVAILING AT ALL TAF SITES THROUGHOUT THE AFTERNOON AND EVENING. THUNDERSTORMS ARE EXPECTED TO DEVELOP OVER THE HIGHER TERRAIN AND OVER EASTERN PORTIONS OF THE PERMIAN BASIN SO WILL NOT MENTION TSRA IN ANY OF THE TAFS ATTM. 67 && .PREV DISCUSSION... /ISSUED 354 AM CDT SAT JUN 15 2013/ DISCUSSION... AN UPPER LEVEL TROUGH CENTERED ACROSS THE EASTERN PERMIAN BASIN WILL SLOWLY MOVE EAST TODAY. THE CHANCE FOR SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE EXTREME EASTERN PERMIAN BASIN ESPECIALLY THIS MORNING ALONG AND EAST OF THE TROUGH AXIS. ISOLATED TO WIDELY SCATTERED THUNDERSTORMS ARE ALSO EXPECTED THIS AFTERNOON AND EARLY THIS EVENING ACROSS THE OROGRAPHICALLY FAVORED GUADALUPE AND DAVIS MOUNTAINS IN MOIST UNSTABLE UPSLOPE FLOW. TEMPERATURES WILL WARM SEVERAL DEGREES TODAY BUT STILL REMAIN BELOW NORMAL. ON SUNDAY A SHORTWAVE IS EXPECTED TO MOVE EAST TOWARD THE FORECAST AREA AND FLATTEN THE UPPER RIDGE THAT IS FORECAST TO BE CENTERED ACROSS THE DESERT SOUTHWEST. SCATTERED THUNDERSTORMS WILL DEVELOP IN THE GUADALUPE AND DAVIS MOUNTAINS AND SOUTHEAST NEW MEXICO PLAINS AND THEN SPREAD EAST WITH THE SHORTWAVE INTO THE NORTHERN PERMIAN BASIN SUNDAY EVENING. MORE UNSETTLED WEATHER EXPECTED TUESDAY AS ANOTHER SHORTWAVE MOVES INTO THE REGION FROM THE NORTHWEST AND COMBINES WITH A NORTHERN STREAM FRONTAL BOUNDARY PUSHING SOUTH INTO THE NORTHERN AND POSSIBLY CENTRAL PERMIAN BASIN. HIGH TEMPERATURES ARE FORECAST TO CLIMB BACK TO NEAR NORMAL VALUES MONDAY AND TUESDAY. FOR THE REMAINDER OF THE WEEK WEDNESDAY THROUGH SATURDAY CONVECTION WILL BECOME MUCH MORE ISOLATED DUE TO THE UPPER RIDGE BECOMING STRONGER. FAVORED AREAS FOR ANY STORMS WOULD BE THE MOUNTAINS AND PORTIONS OF THE SOUTHEAST NEW MEXICO PLAINS IN UPSLOPE FLOW. NEAR TO SLIGHTLY ABOVE NORMAL TEMPERATURES ARE EXPECTED THIS PERIOD. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 90 68 95 72 / 10 10 20 20 BIG SPRING TX 87 69 93 71 / 30 10 20 20 CARLSBAD NM 92 68 96 66 / 10 10 30 30 DRYDEN TX 87 72 92 73 / 20 10 10 10 FORT STOCKTON TX 92 71 97 74 / 10 10 10 10 GUADALUPE PASS TX 86 67 91 67 / 10 20 30 30 HOBBS NM 91 65 93 67 / 10 10 30 30 MARFA TX 90 60 90 63 / 20 10 30 30 MIDLAND INTL AIRPORT TX 88 69 94 71 / 20 10 10 10 ODESSA TX 89 70 96 73 / 10 10 10 10 WINK TX 92 71 96 75 / 10 10 10 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 67/12 742 FXUS64 KMAF 150854 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 354 AM CDT SAT JUN 15 2013 .DISCUSSION... AN UPPER LEVEL TROUGH CENTERED ACROSS THE EASTERN PERMIAN BASIN WILL SLOWLY MOVE EAST TODAY. THE CHANCE FOR SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE EXTREME EASTERN PERMIAN BASIN ESPECIALLY THIS MORNING ALONG AND EAST OF THE TROUGH AXIS. ISOLATED TO WIDELY SCATTERED THUNDERSTORMS ARE ALSO EXPECTED THIS AFTERNOON AND EARLY THIS EVENING ACROSS THE OROGRAPHICALLY FAVORED GUADALUPE AND DAVIS MOUNTAINS IN MOIST UNSTABLE UPSLOPE FLOW. TEMPERATURES WILL WARM SEVERAL DEGREES TODAY BUT STILL REMAIN BELOW NORMAL. ON SUNDAY A SHORTWAVE IS EXPECTED TO MOVE EAST TOWARD THE FORECAST AREA AND FLATTEN THE UPPER RIDGE THAT IS FORECAST TO BE CENTERED ACROSS THE DESERT SOUTHWEST. SCATTERED THUNDERSTORMS WILL DEVELOP IN THE GUADALUPE AND DAVIS MOUNTAINS AND SOUTHEAST NEW MEXICO PLAINS AND THEN SPREAD EAST WITH THE SHORTWAVE INTO THE NORTHERN PERMIAN BASIN SUNDAY EVENING. MORE UNSETTLED WEATHER EXPECTED TUESDAY AS ANOTHER SHORTWAVE MOVES INTO THE REGION FROM THE NORTHWEST AND COMBINES WITH A NORTHERN STREAM FRONTAL BOUNDARY PUSHING SOUTH INTO THE NORTHERN AND POSSIBLY CENTRAL PERMIAN BASIN. HIGH TEMPERATURES ARE FORECAST TO CLIMB BACK TO NEAR NORMAL VALUES MONDAY AND TUESDAY. FOR THE REMAINDER OF THE WEEK WEDNESDAY THROUGH SATURDAY CONVECTION WILL BECOME MUCH MORE ISOLATED DUE TO THE UPPER RIDGE BECOMING STRONGER. FAVORED AREAS FOR ANY STORMS WOULD BE THE MOUNTAINS AND PORTIONS OF THE SOUTHEAST NEW MEXICO PLAINS IN UPSLOPE FLOW. NEAR TO SLIGHTLY ABOVE NORMAL TEMPERATURES ARE EXPECTED THIS PERIOD. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 90 68 95 72 / 10 10 20 20 BIG SPRING TX 87 69 93 71 / 30 10 20 20 CARLSBAD NM 92 68 96 66 / 10 10 30 30 DRYDEN TX 87 72 92 73 / 20 10 10 10 FORT STOCKTON TX 92 71 97 74 / 10 10 10 10 GUADALUPE PASS TX 86 67 91 67 / 10 20 30 30 HOBBS NM 91 65 93 67 / 10 10 30 30 MARFA TX 90 60 90 63 / 20 10 30 30 MIDLAND INTL AIRPORT TX 88 69 94 71 / 20 10 10 10 ODESSA TX 89 70 96 73 / 10 10 10 10 WINK TX 92 71 96 75 / 10 10 10 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 67/12 424 FXUS64 KMAF 150457 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1157 PM CDT FRI JUN 14 2013 .DISCUSSION... THE LATEST AVIATION DISCUSSION IS BELOW. && .AVIATION... A LINE OF THUNDERSTORMS WILL CONTINUE TO MOVE AT 15 MPH THROUGH SOUTHEASTERN NEW MEXICO. HOW FAR SOUTHEAST IT MAKES IT REMAINS TO BE SEEN SO HAVE INCLUDED THUNDERSTORMS AT KHOB AND KINK FOR NOW. MAY HAVE TO ADD KMAF, BUT IT WOULD BE AT LEAST 15/08Z OR AFTER. OTHERWISE, EXPECT MVFR CEILINGS TO CONTINUE TO FILL IN, AND MAYBE EVEN IFR CEILINGS LATE TONIGHT AND SATURDAY MORNING THROUGH 15/14Z. SHOULD SEE THE LOWER DECK SCATTER OUT SATURDAY AROUND 15/17Z AT THE LATEST WITH VFR CONDITIONS EXPECTED THEREAFTER. THUNDERSTORMS SATURDAY AFTERNOON MAY BE RELEGATED TO THE HIGHER TERRAIN, OR OVER THE EASTERN PERMIAN BASIN. 67 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...FLASH FLOOD WATCH UNTIL 7 AM CDT SATURDAY FOR THE FOLLOWING ZONES... BORDEN...CRANE...DAWSON...ECTOR...GLASSCOCK... HOWARD...MARTIN...MIDLAND...MITCHELL...PECOS...REAGAN... SCURRY...TERRELL...UPTON. && $$ 401 FXUS64 KMAF 142339 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 639 PM CDT FRI JUN 14 2013 .DISCUSSION... SEE 00Z AVIATION DISCUSSION BELOW. && .AVIATION... SCATTERED SHOWERS WITH ISOLATED THUNDERSTORMS WILL CONTINUE TO MOVE ACROSS THE REGION OVER THE NEXT COUPLE OF HOURS. A SLIGHT CHANCE OF RAIN WILL CONTINUE ACROSS THE AREA THROUGH SATURDAY AFTERNOON BUT LEFT OUT OF TAFS FOR NOW DUE TO UNCERTAINTY IN LOCATION AND LOW PROBABILITY OF OCCURRENCE. GUSTY SOUTHEAST WINDS WILL DIMINISH IN STRENGTH OVER THE NEXT COUPLE OF HOURS. MVFR CEILINGS ARE EXPECTED TO DEVELOP IN THE EARLY MORNING HOURS AND LAST THROUGH MID MORNING. && .PREV DISCUSSION... /ISSUED 258 PM CDT FRI JUN 14 2013/ DISCUSSION... A SIGNIFICANT HEAVY RAIN EVENT APPEARS LIKELY OVERNIGHT ACROSS THE EASTERN PERMIAN BASIN SOUTH ACROSS THE LOWER TRANS PECOS. A COMPLEX GROUPING OF (LIKELY) CONVECTIVELY-INDUCED MIDLEVEL CIRCULATIONS EXTENDING FROM THE DAVIS MOUNTAINS SOUTH AND EAST ACROSS NORTHWESTERN CHIHUAHUA/NORTHERN COAHUILA/WESTERN EDWARDS PLATEAU IS EXPECTED TO TRANSLATE NORTH OVERNIGHT. A VERY MOISTURE-RICH AIRMASS IS IN PLACE WITH PRECIPITABLE WATER VALUES RUNNING WELL OVER +2 SD OVER CLIMO OVER MUCH OF WEST TEXAS AND SOUTHEASTERN NEW MEXICO. FORECAST SOUNDINGS FROM THIS AFTERNOON THROUGH OVERNIGHT SHOW A DEEP MOIST PROFILE WITH TALL/SKINNY CAPE, A DEEP WARM CLOUD LAYER, LITTLE IN THE WAY OF CLOUD-BEARING SHEAR, AND FAIRLY LOW LCL`S. APPEARS THAT MOST OF THE INGREDIENTS ARE IN PLACE FOR A HEAVY RAIN EVENT WHERE DEEP LAYER LIFT AND LOW LEVEL FORCING VIA OUTFLOW BOUNDARIES COINCIDE. RIGHT NOW, FOR TONIGHT, WE EXPECT THE HEAVIEST RAINS...WITH WIDESPREAD AMOUNTS UP TO AN INCH AND LOCALIZED 1-3 INCH AMOUNTS...TO BE LOCATED ROUGHLY EAST OF A LAMESA TO MIDLAND/ODESSA TO SANDERSON LINE. A FLASH FLOOD WATCH CONTINUES TONIGHT FOR THE EASTERN PERMIAN BASIN, THE WESTERN LOW ROLLING PLAINS, AND THE LOWER TRANS PECOS OF WEST TEXAS. THE UPPER LEVEL SYSTEM WILL SHEAR OUT GRADUALLY OVER THE PERMIAN BASIN SATURDAY. THE BEST LIFT AND MOISTURE WILL BE OVER THE FAR EASTERN PERMIAN BASIN, AND WE`LL CONTINUE WITH AT LEAST CHANCE POPS FOR THIS AREA. THE DAVIS MOUNTAINS MAY LIGHT UP TOO DURING THE AFTERNOON HOURS, AND WE`VE DRAWN ISOLATED POPS HERE AS WELL. THE PRECIP EVENT WILL DIE DOWN SATURDAY NIGHT WITH A FEW THUNDERSTORMS POSSIBLE OVER FAR WEST TEXAS. MODELS CONTINUE TO INDICATE MCS DEVELOPMENT OVER THE SOUTHERN PLAINS SUNDAY AND MONDAY. THIS WILL IN TURN SERVE TO DRIVE A FRONT/OUTFLOW BOUNDARY SOUTH ACROSS THE AREA MONDAY. DESPITE AN INCREASE IN UPPER LEVEL HEIGHTS, THERE`LL BE SUFFICIENT MOISTURE AND HEATING AVAILABLE FOR THUNDERSTORMS, MAINLY OVER THE NORTHERN PERMIAN BASIN MONDAY NIGHT. NO SIGNIFICANT CHANGES WERE MADE TO THE EXTENDED FORECAST. TEMPERATURES WILL REMAIN AROUND NORMAL THROUGH THE NEXT SEVEN DAYS. THE LOW LEVEL MOISTURE ISN`T GOING AWAY ANYTIME SOON, BUT IS NOT EXPECTED TO RESULT IN HEAT INDEX READINGS APPROACHING ADVISORY CRITERION. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...FLASH FLOOD WATCH THROUGH SATURDAY MORNING FOR THE FOLLOWING ZONES... BORDEN...CRANE...DAWSON...ECTOR...GLASSCOCK... HOWARD...MARTIN...MIDLAND...MITCHELL...PECOS...REAGAN... SCURRY...TERRELL...UPTON. && $$ 99 574 FXUS64 KMAF 141958 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 258 PM CDT FRI JUN 14 2013 .DISCUSSION... A SIGNIFICANT HEAVY RAIN EVENT APPEARS LIKELY OVERNIGHT ACROSS THE EASTERN PERMIAN BASIN SOUTH ACROSS THE LOWER TRANS PECOS. A COMPLEX GROUPING OF (LIKELY) CONVECTIVELY-INDUCED MIDLEVEL CIRCULATIONS EXTENDING FROM THE DAVIS MOUNTAINS SOUTH AND EAST ACROSS NORTHWESTERN CHIHUAHUA/NORTHERN COAHUILA/WESTERN EDWARDS PLATEAU IS EXPECTED TO TRANSLATE NORTH OVERNIGHT. A VERY MOISTURE-RICH AIRMASS IS IN PLACE WITH PRECIPITABLE WATER VALUES RUNNING WELL OVER +2 SD OVER CLIMO OVER MUCH OF WEST TEXAS AND SOUTHEASTERN NEW MEXICO. FORECAST SOUNDINGS FROM THIS AFTERNOON THROUGH OVERNIGHT SHOW A DEEP MOIST PROFILE WITH TALL/SKINNY CAPE, A DEEP WARM CLOUD LAYER, LITTLE IN THE WAY OF CLOUD-BEARING SHEAR, AND FAIRLY LOW LCL`S. APPEARS THAT MOST OF THE INGREDIENTS ARE IN PLACE FOR A HEAVY RAIN EVENT WHERE DEEP LAYER LIFT AND LOW LEVEL FORCING VIA OUTFLOW BOUNDARIES COINCIDE. RIGHT NOW, FOR TONIGHT, WE EXPECT THE HEAVIEST RAINS...WITH WIDESPREAD AMOUNTS UP TO AN INCH AND LOCALIZED 1-3 INCH AMOUNTS...TO BE LOCATED ROUGHLY EAST OF A LAMESA TO MIDLAND/ODESSA TO SANDERSON LINE. A FLASH FLOOD WATCH CONTINUES TONIGHT FOR THE EASTERN PERMIAN BASIN, THE WESTERN LOW ROLLING PLAINS, AND THE LOWER TRANS PECOS OF WEST TEXAS. THE UPPER LEVEL SYSTEM WILL SHEAR OUT GRADUALLY OVER THE PERMIAN BASIN SATURDAY. THE BEST LIFT AND MOISTURE WILL BE OVER THE FAR EASTERN PERMIAN BASIN, AND WE`LL CONTINUE WITH AT LEAST CHANCE POPS FOR THIS AREA. THE DAVIS MOUNTAINS MAY LIGHT UP TOO DURING THE AFTERNOON HOURS, AND WE`VE DRAWN ISOLATED POPS HERE AS WELL. THE PRECIP EVENT WILL DIE DOWN SATURDAY NIGHT WITH A FEW THUNDERSTORMS POSSIBLE OVER FAR WEST TEXAS. MODELS CONTINUE TO INDICATE MCS DEVELOPMENT OVER THE SOUTHERN PLAINS SUNDAY AND MONDAY. THIS WILL IN TURN SERVE TO DRIVE A FRONT/OUTFLOW BOUNDARY SOUTH ACROSS THE AREA MONDAY. DESPITE AN INCREASE IN UPPER LEVEL HEIGHTS, THERE`LL BE SUFFICIENT MOISTURE AND HEATING AVAILABLE FOR THUNDERSTORMS, MAINLY OVER THE NORTHERN PERMIAN BASIN MONDAY NIGHT. NO SIGNIFICANT CHANGES WERE MADE TO THE EXTENDED FORECAST. TEMPERATURES WILL REMAIN AROUND NORMAL THROUGH THE NEXT SEVEN DAYS. THE LOW LEVEL MOISTURE ISN`T GOING AWAY ANYTIME SOON, BUT IS NOT EXPECTED TO RESULT IN HEAT INDEX READINGS APPROACHING ADVISORY CRITERION. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 68 91 71 95 / 60 10 10 20 BIG SPRING TX 68 89 72 95 / 90 30 10 10 CARLSBAD NM 68 95 69 99 / 20 10 10 30 DRYDEN TX 71 92 73 101 / 80 10 10 10 FORT STOCKTON TX 69 93 73 96 / 60 10 10 10 GUADALUPE PASS TX 64 90 70 94 / 10 10 20 20 HOBBS NM 65 92 67 95 / 40 10 10 30 MARFA TX 61 89 60 91 / 20 20 10 30 MIDLAND INTL AIRPORT TX 68 90 72 95 / 70 20 10 10 ODESSA TX 69 92 72 94 / 70 10 10 20 WINK TX 71 95 74 98 / 50 10 10 20 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...FLASH FLOOD WATCH THROUGH SATURDAY MORNING FOR THE FOLLOWING ZONES... BORDEN...CRANE...DAWSON...ECTOR...GLASSCOCK... HOWARD...MARTIN...MIDLAND...MITCHELL...PECOS...REAGAN... SCURRY...TERRELL...UPTON. && $$ 49/70 277 FXUS64 KMAF 141717 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1217 PM CDT FRI JUN 14 2013 .DISCUSSION... SEE AVIATION DISCUSSION BELOW. && .AVIATION... PERIODS OF MVFR CIGS CAN BE EXPECTED THRU THE NIGHT EVEN OUTSIDE OF SHRA/TSRA. RADAR DOES SHOW THAT MAINLY SCATTERED SHRA HAVE DEVELOPED ACROSS THE AREA AND NEAR TAF SITES. SCENARIO IS FOR SHRA/TSRA TO CONTINUING DEVELOPING AND HAVE OPTED TO INCLUDE TEMPO SHRA/TSRA GROUPS BUT TAPERING FROM W TO E INTO THE EVENING/LATE NIGHT. LITTLE CHANGE IN WINDS ARE EXPECTED WITH MOSTLY WIDESPREAD SE WINDS OF 10-15KT EXPECTED. OUTFLOW WINDS COULD RESULT IN LOCALIZED/BRIEF CHANGES THOUGH. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...FLASH FLOOD WATCH THROUGH SATURDAY MORNING FOR THE FOLLOWING ZONES... BORDEN...CRANE...DAWSON...ECTOR...GLASSCOCK... HOWARD...MARTIN...MIDLAND...MITCHELL...PECOS...REAGAN... SCURRY...TERRELL...UPTON. && $$ 917 FXUS64 KMAF 141102 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 602 AM CDT FRI JUN 14 2013 .DISCUSSION... THE LATEST AVIATION DISCUSSION IS INCLUDED BELOW. && .AVIATION... MID AND HIGH CLOUD ARE STILL PREVALENT OVER THE REGION AFTER YESTERDAY`S THUNDERSTORMS, WHICH IS IMPEDING MVFR CEILING DEVELOPMENT. SOME LOW CLOUDS HAVE FORMED THOUGH, SO WILL INCLUDE AT LEAST TEMPORARY LOWER CEILINGS AT MOST TAF SITES. SHOULD SEE SOME BREAKS OCCUR AND CEILINGS RISE BY LATE MORNING, WITH MORE THUNDERSTORMS POSSIBLE THIS AFTERNOON AND TONIGHT. WILL INCLUDE THUNDER AT KMAF AND KFST FOR NOW, BUT WAIT AND SEE WHETHER ANY OF THE OTHER TAF SITES NEED A MENTION. 67 && .PREV DISCUSSION... /ISSUED 432 AM CDT FRI JUN 14 2013/ DISCUSSION... AN UPPER LEVEL LOW PRESSURE AREA JUST EAST OF THE BIG BEND WILL MOVE NORTH TOWARD THE NORTHERN PERMIAN BASIN THIS EVENING AND THEN THE EASTERN TEXAS/OKLAHOMA PANHANDLE BY SATURDAY MORNING. GUIDANCE AND SATELLITE INDICATING THAT TWO MORE SIGNIFICANT SHORTWAVES WILL ROTATE NORTHWARD THROUGH THE EASTERN PERMIAN BASIN THROUGH SATURDAY ASSOCIATED WITH THIS LOW. THE FIRST WAVE IS CURRENTLY PRODUCING SHOWERS AND THUNDERSTORMS ACROSS THE LOWER RIO GRANDE VALLEY. THIS PRECIPITATION SHOULD ADVECT NORTH/NORTHWEST THROUGH THE FORECAST AREA LATER THIS MORNING AND THIS AFTERNOON PRODUCING SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS. THUNDERSTORMS COULD PRODUCE LOCALLY HEAVY RAINFALL THIS AFTERNOON AS THE INTENSITY OF THE PRECIPITATION INCREASES DUE TO HEATING AND PRECIPITABLE WATER INCREASING TO OVER 1.5 INCHES ACROSS THE EASTERN PERMIAN BASIN CLOSEST TO THE TRACK OF THE WAVE. ANOTHER ROUND OF THUNDERSTORMS IS EXPECTED OVERNIGHT ACROSS THE EASTERN PERMIAN BASIN AND LOWER TRANS PECOS AS ANOTHER SHORTWAVE ROTATES NORTHWARD FROM NORTHERN MEXICO. CONTINUED PRECIPITABLE WATER VALUES OVER 1.5 INCHES COULD RESULT IN ANOTHER ROUND OF LOCALLY HEAVY RAINFALL. HAVE OPTED TO ISSUE A FLASH FLOOD WATCH IN THE EASTERN PERMIAN BASIN AND LOWER TRANS PECOS ALONG EAST OF A LAMESA TO ODESSA TO FORT STOCKTON TO SANDERSON LINE THIS AFTERNOON AND TONIGHT WITH RAINFALL RATES OF 1 TO 2 INCHES PER HOUR EXPECTED WHICH COULD PRODUCE LOCALIZED FLOODING ESPECIALLY IN THE URBAN AREAS THAT ARE NOTED FOR THEIR POOR WATER DRAINAGE. HIGH TEMPERATURES WILL COOL SIGNIFICANTLY TODAY UNDERNEATH THE LOW WITH PLENTY OF CLOUDS AND PRECIPITATION. SHOWERS AND THUNDERSTORMS WILL LINGER IN THE EASTERN PERMIAN BASIN SATURDAY AS THE UPPER LOW SLOWLY SHIFTS EAST AWAY FROM THE AREA. HEATING AND UPSLOPE FLOW COULD GENERATE ISOLATED CONVECTION IN THE MOUNTAINS SATURDAY AFTERNOON AND EVENING. THE LATEST NAM/CMC AND ECMWF ARE CONTINUING TO INDICATE THAT THE UPPER RIDGE WILL BE WEAKER AND FLATTER THEN PREVIOUSLY THOUGHT ACROSS THE SOUTHWEST UNITED STATES SUNDAY THROUGH TUESDAY. AT THE SAME TIME AN UPPER LEVEL TROUGH WILL BE MOVING ACROSS THE GREAT LAKES AND WILL PUSH A COLD FRONT SOUTH INTO THE PERMIAN BASIN MONDAY AND TUESDAY. HAVE INCREASED POPS MOST AREAS THESE PERIODS AND COOLED HIGH TEMPERATURES A COUPLE OF DEGREES MONDAY AND TUESDAY ACROSS THE PERMIAN BASIN AND SOUTHEAST NEW MEXICO DUE TO THE FRONT. BY NEXT WEDNESDAY AND THURSDAY THE UPPER RIDGE IS FORECAST TO STRENGTHEN AND AREAL COVERAGE OF ANY POSSIBLE CONVECTION SHOULD SHRINK TO ISOLATED IN PORTIONS OF SOUTHEAST NEW MEXICO AND THE UPPER TRANS PECOS AND POSSIBLY THE DAVIS MOUNTAINS. HIGH TEMPERATURES SHOULD BE ABOVE NORMAL UNDER THE STRENGTHENING RIDGE. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 82 69 91 71 / 60 50 10 10 BIG SPRING TX 84 69 89 72 / 80 80 30 10 CARLSBAD NM 88 68 96 69 / 30 20 10 10 DRYDEN TX 86 71 91 73 / 80 60 10 10 FORT STOCKTON TX 85 69 93 73 / 70 50 10 10 GUADALUPE PASS TX 82 64 91 70 / 30 20 10 20 HOBBS NM 85 66 92 67 / 50 30 10 10 MARFA TX 83 62 89 60 / 50 20 20 10 MIDLAND INTL AIRPORT TX 84 69 91 72 / 80 70 20 10 ODESSA TX 83 70 91 72 / 70 60 10 10 WINK TX 87 71 98 74 / 50 30 10 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...FLASH FLOOD WATCH FROM 1 PM CDT THIS AFTERNOON THROUGH SATURDAY MORNING FOR THE FOLLOWING ZONES... BORDEN...CRANE... DAWSON...ECTOR...GLASSCOCK...HOWARD...MARTIN...MIDLAND... MITCHELL...PECOS...REAGAN...SCURRY...TERRELL...UPTON. && $$ 67/12 983 FXUS64 KMAF 140932 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 432 AM CDT FRI JUN 14 2013 .DISCUSSION... AN UPPER LEVEL LOW PRESSURE AREA JUST EAST OF THE BIG BEND WILL MOVE NORTH TOWARD THE NORTHERN PERMIAN BASIN THIS EVENING AND THEN THE EASTERN TEXAS/OKLAHOMA PANHANDLE BY SATURDAY MORNING. GUIDANCE AND SATELLITE INDICATING THAT TWO MORE SIGNIFICANT SHORTWAVES WILL ROTATE NORTHWARD THROUGH THE EASTERN PERMIAN BASIN THROUGH SATURDAY ASSOCIATED WITH THIS LOW. THE FIRST WAVE IS CURRENTLY PRODUCING SHOWERS AND THUNDERSTORMS ACROSS THE LOWER RIO GRANDE VALLEY. THIS PRECIPITATION SHOULD ADVECT NORTH/NORTHWEST THROUGH THE FORECAST AREA LATER THIS MORNING AND THIS AFTERNOON PRODUCING SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS. THUNDERSTORMS COULD PRODUCE LOCALLY HEAVY RAINFALL THIS AFTERNOON AS THE INTENSITY OF THE PRECIPITATION INCREASES DUE TO HEATING AND PRECIPITABLE WATER INCREASING TO OVER 1.5 INCHES ACROSS THE EASTERN PERMIAN BASIN CLOSEST TO THE TRACK OF THE WAVE. ANOTHER ROUND OF THUNDERSTORMS IS EXPECTED OVERNIGHT ACROSS THE EASTERN PERMIAN BASIN AND LOWER TRANS PECOS AS ANOTHER SHORTWAVE ROTATES NORTHWARD FROM NORTHERN MEXICO. CONTINUED PRECIPITABLE WATER VALUES OVER 1.5 INCHES COULD RESULT IN ANOTHER ROUND OF LOCALLY HEAVY RAINFALL. HAVE OPTED TO ISSUE A FLASH FLOOD WATCH IN THE EASTERN PERMIAN BASIN AND LOWER TRANS PECOS ALONG EAST OF A LAMESA TO ODESSA TO FORT STOCKTON TO SANDERSON LINE THIS AFTERNOON AND TONIGHT WITH RAINFALL RATES OF 1 TO 2 INCHES PER HOUR EXPECTED WHICH COULD PRODUCE LOCALIZED FLOODING ESPECIALLY IN THE URBAN AREAS THAT ARE NOTED FOR THEIR POOR WATER DRAINAGE. HIGH TEMPERATURES WILL COOL SIGNIFICANTLY TODAY UNDERNEATH THE LOW WITH PLENTY OF CLOUDS AND PRECIPITATION. SHOWERS AND THUNDERSTORMS WILL LINGER IN THE EASTERN PERMIAN BASIN SATURDAY AS THE UPPER LOW SLOWLY SHIFTS EAST AWAY FROM THE AREA. HEATING AND UPSLOPE FLOW COULD GENERATE ISOLATED CONVECTION IN THE MOUNTAINS SATURDAY AFTERNOON AND EVENING. THE LATEST NAM/CMC AND ECMWF ARE CONTINUING TO INDICATE THAT THE UPPER RIDGE WILL BE WEAKER AND FLATTER THEN PREVIOUSLY THOUGHT ACROSS THE SOUTHWEST UNITED STATES SUNDAY THROUGH TUESDAY. AT THE SAME TIME AN UPPER LEVEL TROUGH WILL BE MOVING ACROSS THE GREAT LAKES AND WILL PUSH A COLD FRONT SOUTH INTO THE PERMIAN BASIN MONDAY AND TUESDAY. HAVE INCREASED POPS MOST AREAS THESE PERIODS AND COOLED HIGH TEMPERATURES A COUPLE OF DEGREES MONDAY AND TUESDAY ACROSS THE PERMIAN BASIN AND SOUTHEAST NEW MEXICO DUE TO THE FRONT. BY NEXT WEDNESDAY AND THURSDAY THE UPPER RIDGE IS FORECAST TO STRENGTHEN AND AREAL COVERAGE OF ANY POSSIBLE CONVECTION SHOULD SHRINK TO ISOLATED IN PORTIONS OF SOUTHEAST NEW MEXICO AND THE UPPER TRANS PECOS AND POSSIBLY THE DAVIS MOUNTAINS. HIGH TEMPERATURES SHOULD BE ABOVE NORMAL UNDER THE STRENGTHENING RIDGE. .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 82 69 91 71 / 60 50 10 10 BIG SPRING TX 84 69 89 72 / 80 80 30 10 CARLSBAD NM 88 68 96 69 / 30 20 10 10 DRYDEN TX 86 71 91 73 / 80 60 10 10 FORT STOCKTON TX 85 69 93 73 / 70 50 10 10 GUADALUPE PASS TX 82 64 91 70 / 30 20 10 20 HOBBS NM 85 66 92 67 / 50 30 10 10 MARFA TX 83 62 89 60 / 50 20 20 10 MIDLAND INTL AIRPORT TX 84 69 91 72 / 80 70 20 10 ODESSA TX 83 70 91 72 / 70 60 10 10 WINK TX 87 71 98 74 / 50 30 10 10 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...FLASH FLOOD WATCH FROM 1 PM CDT THIS AFTERNOON THROUGH SATURDAY MORNING FOR THE FOLLOWING ZONES... BORDEN...CRANE... DAWSON...ECTOR...GLASSCOCK...HOWARD...MARTIN...MIDLAND... MITCHELL...PECOS...REAGAN...SCURRY...TERRELL...UPTON. && $$ 67/12 806 FXUS64 KMAF 140556 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1256 AM CDT FRI JUN 14 2013 .DISCUSSION... THE LATEST AVIATION DISCUSSION IS BELOW. && .AVIATION... THUNDERSTORMS CONTINUE EARLY THIS MORNING OVER SOUTHEAST NEW MEXICO...BUT TO THE WEST OF KHOB AND KCNM. EXPECT MVFR CEILINGS WILL DEVELOP, AND HAVE INCLUDED AT ALL TAF SITES, HOWEVER IF MID AND HIGH CLOUD HANG TOUGH OVERNIGHT THIS MAY HAVE TO BE AMENDED. THUNDERSTORMS WILL AGAIN BE POSSIBLE FRIDAY AFTERNOON AND HAVE INCLUDED PROB30 AT MOST SITES. 67 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 849 FXUS64 KMAF 132330 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 630 PM CDT THU JUN 13 2013 .DISCUSSION... SEE 00Z AVIATION DISCUSSION BELOW. && .AVIATION... SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE AREA FOR THE NEXT COUPLE OF HOURS. THE STORMS MAY AFFECT THE TERMINALS WITH MAF HAVING THE HIGHEST PROBABILITY. GUSTY SOUTHEAST WINDS WILL GRADUALLY DECREASE INTO THE EVENING AND OVERNIGHT HOURS. MORE RAIN AND THUNDERSTORMS ARE EXPECTED TO DEVELOP FRIDAY MORNING AND CONTINUE THROUGH THE AFTERNOON HOURS. UNCERTAIN AS TO WHETHER ANY TERMINALS WILL BE AFFECTED SO INCLUDED PROB30 GROUPS FOR NOW. MVFR TO IFR CEILINGS WILL BE LIKELY FRIDAY MORNING WITH ONLY SLIGHT IMPROVEMENT FOR THE LATE MORNING TO AFTERNOON HOURS. && .PREV DISCUSSION... /ISSUED 525 PM CDT THU JUN 13 2013/ DISCUSSION... AN UNSETTLED AND (HOPEFULLY) WET PATTERN IS SHAPING UP OVER WEST TEXAS AND SOUTHEASTERN NEW MEXICO. ABUNDANT MOISTURE THROUGH A LARGE PORTION OF THE TROPOSPHERE IS BEING BROUGHT OVER THE SOUTHERN HIGH PLAINS IN ADVANCE OF AN UPPER LEVEL DISTURBANCE NOW CENTERED OVER NORTHERN COAHUILA. A SECONDARY SHORTWAVE, PERHAPS CONVECTIVELY INDUCED, APPEARS TO BE LOCATED OVER NORTHWESTERN CHIHUAHUA SOUTHWEST OF PRESIDIO. ALONG WITH DIURNAL HEATING, DEEP LAYER LIFT INDUCED BY THESE DISTURBANCES HAS ACTED ON THIS MOISTURE WITH THE NET EFFECT BEING SCATTERED TO NUMEROUS THUNDERSTORMS FROM THE DAVIS MOUNTAINS SOUTH ACROSS THE MARFA PLAINS AND THE BIG BEND. BOTH DEEP LAYER SHEAR AND POTENTIAL INSTABILITY ARE WEAK, AND SO WE`RE NOT EXPECTING A SIGNIFICANT SEVERE THREAT FROM THIS ACTIVITY. HOWEVER, BECAUSE THE CELLS ARE MOVING SLOWLY AND WITHIN A RICH AIRMASS, LOCALIZED FLOODING WILL BE A CONCERN THROUGH MID EVENING, ESPECIALLY IN ARROYOS, DRAWS, LOW WATER CROSSINGS, ETC. THUNDERSTORM ACTIVITY MAY PERSIST OVERNIGHT GENERALLY SOUTH OF I-10, ESPECIALLY ALONG THE RIO GRANDE WHERE UPPER LEVEL FORCING IS GREATEST. FRIDAY COULD BE THE WETTEST DAY WE`VE SEEN IN A LONG WHILE. WE EXPECT AN AXIS OF MOISTURE TO BE ROUGHLY ALONG A SANDERSON TO MIDLAND TO LOVINGTON LINE BY MORNING. PRECIPITABLE WATER VALUES WITHIN THIS AXIS COULD BE OVER 4 CM, OR ABOUT AT THE 99TH PERCENTILE OF CLIMO THIS TIME OF YEAR. WEAK DEEP LAYER SHEAR, TALL/SKINNY CAPE, AND A DEEP WARM CLOUD LAYER ALL SUPPORT EFFICIENT RAIN PRODUCTION. PLUS IT WON`T TAKE A LOT OF HEATING TO KICK THINGS OFF IN THE MORNING. WHILE THE OVERALL SETUP FAVORS HEAVY RAINFALL, WE DON`T HAVE A LOT OF CONFIDENCE IN EXACTLY WHERE THIS HEAVY RAINFALL WILL FOCUS. SHOULD WE GET A BETTER UNDERSTANDING OF WHERE HEAVY RAINFALL WILL FOCUS, A FLASH FLOOD WATCH COULD BE NEEDED. RAIN CHANCES WILL CONTINUE FRIDAY NIGHT BUT WILL BEGIN TO DIMINISH LATE IN THE EVENING AS BOTH UPPER LEVEL SUPPORT AND DIURNAL HEATING WANE. THERE`LL BE SUFFICIENT MOISTURE AND HEATING SATURDAY FOR AT LEAST A SLIGHT CHANCE OF THUNDERSTORMS, BUT WE SHOULD START TO DRY OUT SATURDAY NIGHT. UPPER LEVEL RIDGING AND THICKNESSES INCREASE SUNDAY AND THIS IN TURN WILL RESULT IN WARMER HIGHS, WITH TEMPERATURES POSSIBLY TOPPING THE CENTURY MARK ACROSS THE UPPER TRANS PECOS. COULD SEE COOLER TEMPERATURES ACROSS AREAS WHERE HEAVIER RAINS OCCURRED, BUT IT COULD ALSO BE THE GROUND WILL SOAK UP WHATEVER MOISTURE WE MIGHT GET. MODELS ARE HINTING AT MCS DEVELOPMENT OVER KANSAS AND OKLAHOMA SUNDAY NIGHT INTO MONDAY, AND IN TURN AN OUTFLOW BOUNDARY OF SORTS LOOKS TO ENTER WEST TEXAS SOMETIME LATE MONDAY. TOO MANY UNCERTAINTIES RIGHT NOW TO CONTEMPLATE AND SO WE`LL LEAVE ISOLATED THUNDER IN THE FORECAST...THIS COULD BE INCREASED AS WE GAIN CONFIDENCE IN HOW THINGS WILL EVOLVE. GETTING INTO THE WEEDS...A BLEND OF THE 12Z ECMWF AND 12Z NAM WAS USED FOR THE POP/QPF FORECASTS. THE SREF APPEARS TO SUPPORT THIS SOMEWHAT, BUT BECAUSE THE SREF IS AN ENSEMBLE, POP/QPF FORECASTS ARE UNDERDISPERSIVE AND GET SMEARED OUT OVER A LARGER AREA. ALL OTHER FORECAST GRIDS LOOKED PRETTY GOOD AND ONLY A FEW TWEAKS WERE NEEDED. AS MENTIONED BEFORE, THE EVOLUTION OF MCS ACTIVITY AND RESULTANT OUTFLOW BOUNDARY PROGRESSION MONDAY NIGHT AND TUESDAY IS UNCERTAIN AT THIS TIME AND POP/QPF FORECASTS MAY NEED TO BE ADJUSTED UPWARD BY LATER SHIFTS. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 99 022 FXUS64 KMAF 132225 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 525 PM CDT THU JUN 13 2013 .DISCUSSION... AN UNSETTLED AND (HOPEFULLY) WET PATTERN IS SHAPING UP OVER WEST TEXAS AND SOUTHEASTERN NEW MEXICO. ABUNDANT MOISTURE THROUGH A LARGE PORTION OF THE TROPOSPHERE IS BEING BROUGHT OVER THE SOUTHERN HIGH PLAINS IN ADVANCE OF AN UPPER LEVEL DISTURBANCE NOW CENTERED OVER NORTHERN COAHUILA. A SECONDARY SHORTWAVE, PERHAPS CONVECTIVELY INDUCED, APPEARS TO BE LOCATED OVER NORTHWESTERN CHIHUAHUA SOUTHWEST OF PRESIDIO. ALONG WITH DIURNAL HEATING, DEEP LAYER LIFT INDUCED BY THESE DISTURBANCES HAS ACTED ON THIS MOISTURE WITH THE NET EFFECT BEING SCATTERED TO NUMEROUS THUNDERSTORMS FROM THE DAVIS MOUNTAINS SOUTH ACROSS THE MARFA PLAINS AND THE BIG BEND. BOTH DEEP LAYER SHEAR AND POTENTIAL INSTABILITY ARE WEAK, AND SO WE`RE NOT EXPECTING A SIGNIFICANT SEVERE THREAT FROM THIS ACTIVITY. HOWEVER, BECAUSE THE CELLS ARE MOVING SLOWLY AND WITHIN A RICH AIRMASS, LOCALIZED FLOODING WILL BE A CONCERN THROUGH MID EVENING, ESPECIALLY IN ARROYOS, DRAWS, LOW WATER CROSSINGS, ETC. THUNDERSTORM ACTIVITY MAY PERSIST OVERNIGHT GENERALLY SOUTH OF I-10, ESPECIALLY ALONG THE RIO GRANDE WHERE UPPER LEVEL FORCING IS GREATEST. FRIDAY COULD BE THE WETTEST DAY WE`VE SEEN IN A LONG WHILE. WE EXPECT AN AXIS OF MOISTURE TO BE ROUGHLY ALONG A SANDERSON TO MIDLAND TO LOVINGTON LINE BY MORNING. PRECIPITABLE WATER VALUES WITHIN THIS AXIS COULD BE OVER 4 CM, OR ABOUT AT THE 99TH PERCENTILE OF CLIMO THIS TIME OF YEAR. WEAK DEEP LAYER SHEAR, TALL/SKINNY CAPE, AND A DEEP WARM CLOUD LAYER ALL SUPPORT EFFICIENT RAIN PRODUCTION. PLUS IT WON`T TAKE A LOT OF HEATING TO KICK THINGS OFF IN THE MORNING. WHILE THE OVERALL SETUP FAVORS HEAVY RAINFALL, WE DON`T HAVE A LOT OF CONFIDENCE IN EXACTLY WHERE THIS HEAVY RAINFALL WILL FOCUS. SHOULD WE GET A BETTER UNDERSTANDING OF WHERE HEAVY RAINFALL WILL FOCUS, A FLASH FLOOD WATCH COULD BE NEEDED. RAIN CHANCES WILL CONTINUE FRIDAY NIGHT BUT WILL BEGIN TO DIMINISH LATE IN THE EVENING AS BOTH UPPER LEVEL SUPPORT AND DIURNAL HEATING WANE. THERE`LL BE SUFFICIENT MOISTURE AND HEATING SATURDAY FOR AT LEAST A SLIGHT CHANCE OF THUNDERSTORMS, BUT WE SHOULD START TO DRY OUT SATURDAY NIGHT. UPPER LEVEL RIDGING AND THICKNESSES INCREASE SUNDAY AND THIS IN TURN WILL RESULT IN WARMER HIGHS, WITH TEMPERATURES POSSIBLY TOPPING THE CENTURY MARK ACROSS THE UPPER TRANS PECOS. COULD SEE COOLER TEMPERATURES ACROSS AREAS WHERE HEAVIER RAINS OCCURRED, BUT IT COULD ALSO BE THE GROUND WILL SOAK UP WHATEVER MOISTURE WE MIGHT GET. MODELS ARE HINTING AT MCS DEVELOPMENT OVER KANSAS AND OKLAHOMA SUNDAY NIGHT INTO MONDAY, AND IN TURN AN OUTFLOW BOUNDARY OF SORTS LOOKS TO ENTER WEST TEXAS SOMETIME LATE MONDAY. TOO MANY UNCERTAINTIES RIGHT NOW TO CONTEMPLATE AND SO WE`LL LEAVE ISOLATED THUNDER IN THE FORECAST...THIS COULD BE INCREASED AS WE GAIN CONFIDENCE IN HOW THINGS WILL EVOLVE. GETTING INTO THE WEEDS...A BLEND OF THE 12Z ECMWF AND 12Z NAM WAS USED FOR THE POP/QPF FORECASTS. THE SREF APPEARS TO SUPPORT THIS SOMEWHAT, BUT BECAUSE THE SREF IS AN ENSEMBLE, POP/QPF FORECASTS ARE UNDERDISPERSIVE AND GET SMEARED OUT OVER A LARGER AREA. ALL OTHER FORECAST GRIDS LOOKED PRETTY GOOD AND ONLY A FEW TWEAKS WERE NEEDED. AS MENTIONED BEFORE, THE EVOLUTION OF MCS ACTIVITY AND RESULTANT OUTFLOW BOUNDARY PROGRESSION MONDAY NIGHT AND TUESDAY IS UNCERTAIN AT THIS TIME AND POP/QPF FORECASTS MAY NEED TO BE ADJUSTED UPWARD BY LATER SHIFTS. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 68 82 69 90 / 20 60 40 30 BIG SPRING TX 70 84 69 87 / 10 40 40 30 CARLSBAD NM 69 86 68 94 / 30 40 30 20 DRYDEN TX 71 88 71 91 / 50 50 40 20 FORT STOCKTON TX 68 85 69 93 / 50 60 40 20 GUADALUPE PASS TX 62 82 64 89 / 40 40 30 20 HOBBS NM 67 84 66 90 / 10 50 40 30 MARFA TX 61 83 62 92 / 60 50 40 30 MIDLAND INTL AIRPORT TX 68 83 69 88 / 20 60 40 30 ODESSA TX 68 83 70 89 / 30 70 40 30 WINK TX 70 87 71 94 / 40 60 40 20 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 70/29 690 FXUS64 KMAF 131714 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 1214 PM CDT THU JUN 13 2013 .AVIATION... 18Z TAF ISSUANCE VFR CONDITIONS SHOULD PREVAIL INTO THE OVERNIGHT BEFORE THE FORECAST BECOMES A BIT MORE UNCERTAIN. THERE COULD BE A THUNDERSTORM OR TWO NEAR KFST THIS AFTERNOON BUT THREAT IS TOO ISOLATED TO INCLUDE IN TAFS AT THIS TIME. MOST MODELS BRING QUITE A BIT OF LOW LEVEL MOISTURE IN OVERNIGHT SO EXPECTED CIGS TO LOWER TO MVFR BY EARLY MORNING. RAIN IS EXPECTED TO DEVELOP INTO THE MORNING FRIDAY...HOWEVER TIMING IS MORE UNCERTAIN AT THIS POINT SO WILL NOT YET INCLUDE IN THE TAFS JUST YET. && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 29 773 FXUS64 KMAF 131106 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 606 AM CDT THU JUN 13 2013 .DISCUSSION... THE LATEST AVIATION DISCUSSION IS INCLUDED BELOW. && .AVIATION... MVFR CEILINGS CONTINUE TO DEVELOP OVER THE STOCKTON PLATEAU AND SOUTHERN PERMIAN BASIN, AND ARE SPREADING NORTH AND NORTHWESTWARD. THEREFORE, HAVE INCLUDED MVFR CEILINGS IN ALL TAF SITES EXCEPT KCNM. IT APPEARS THE LOW CLOUDS COULD LINGER UNTIL 13/16Z OR 13/17Z AT MOST OF THE AFFECTED SITES. THUNDERSTORMS ARE EXPECTED TO DEVELOP LATE THIS MORNING AND THIS AFTERNOON, BUT STILL HAVE NOT INCLUDED AT ANY OF THE TAF SITES SINCE THE NORTHWARD EXTENT OF DEVELOPMENT IS UNCERTAIN. 67 && .PREV DISCUSSION... /ISSUED 321 AM CDT THU JUN 13 2013/ AN UPPER LEVEL LOW PRESSURE AREA ACROSS SOUTHERN TEXAS IS FORECAST TO MOVE WEST TOWARD THE BIG BEND TODAY AND THEN NORTH INTO WEST TEXAS FRIDAY AND SATURDAY. WITH THE APPROACH OF THE SYSTEM TODAY SCATTERED THUNDERSTORMS ARE EXPECTED ACROSS THE HIGHER TERRAIN OF SOUTHWEST TEXAS AND THE LOWER TRANS PECOS CLOSEST TO THE UPPER LOW. SOME CONVECTION MIGHT DEVELOP FURTHER NORTH INTO THE PERMIAN BASIN AND POSSIBLY SOUTHEAST NEW MEXICO DUE TO POTENTIAL OUTFLOW BOUNDARIES SPREADING NORTH WITH HELP FROM A 20 TO 30 KNOT EAST TO SOUTHEAST 500 MILLIBAR FLOW. HIGH TEMPERATURES WILL BE A COUPLE OF DEGREES COOLER TODAY DUE TO DEEP EAST TO SOUTHEASTERLY FLOW AND LOWERING HEIGHTS. THE BEST CHANCE FOR AREAWIDE THUNDERSTORMS (CHANCE TO LIKELY) APPEARS TO BE FRIDAY AND FRIDAY NIGHT AS THE UPPER LOW MOVES NORTH TOWARD THE WEST TEXAS/SOUTHEAST NEW MEXICO BORDER. NOT EXPECTING SEVERE WEATHER DUE TO SHEAR FORECAST TO BE LESS THAN 30 KNOTS WITH POOR LAPSE RATES AND CAPES GENERALLY BELOW 1500 J/KG. LOCALLY HEAVY RAINFALL WILL BE POSSIBLE GIVEN FORECAST PRECIPITABLE WATER VALUES OF 1.5 INCHES. THE BEST CHANCE OF CONVECTION WILL SHIFT INTO THE EASTERN PERMIAN BASIN SATURDAY AS THE UPPER LOW BEGINS TO DEPART TO THE NORTHEAST OF THE AREA. EXPECTING HIGH TEMPERATURES FRIDAY AND SATURDAY TO BE BELOW NORMAL IN CLOUDY MOIST REGIME. LATEST CMC AND ECMWF NOW INDICATING UPPER RIDGE WILL BE WEAKER AND FLATTER ACROSS THE SOUTHWEST UNITED STATES SUNDAY THROUGH TUESDAY. AT THE SAME TIME AN UPPER LEVEL TROUGH WILL BE MOVING ACROSS THE GREAT LAKES AND WILL PUSH A COLD FRONT SOUTH INTO THE PERMIAN BASIN. HAVE OPTED TO INCLUDE ISOLATED CONVECTION ACROSS A LARGE AREA OF THE FORECAST AREA THESE DAYS. UPPER RIDGE MAY FINALLY BECOME STRONGER NEXT WEDNESDAY AND THURSDAY WITH DRY CONDITIONS AND ABOVE NORMAL TEMPERATURES. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 93 67 85 69 / 10 20 50 40 BIG SPRING TX 93 68 86 69 / 10 20 40 40 CARLSBAD NM 95 67 87 68 / 10 20 30 30 DRYDEN TX 91 70 85 71 / 40 50 70 40 FORT STOCKTON TX 91 68 86 69 / 20 30 60 40 GUADALUPE PASS TX 85 61 82 64 / 20 30 30 30 HOBBS NM 92 66 84 66 / 10 20 40 40 MARFA TX 85 60 79 62 / 40 40 50 40 MIDLAND INTL AIRPORT TX 92 68 84 69 / 20 30 60 40 ODESSA TX 92 67 85 70 / 20 30 60 40 WINK TX 96 70 88 71 / 20 30 50 40 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 67/12