979 FXUS64 KMAF 121048 AFDMAF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 548 AM CDT WED JUN 12 2013 .DISCUSSION... THE LATEST AVIATION DISCUSSION IS INCLUDED BELOW. && .AVIATION... LOW CLOUDS CONTINUE TO DEVELOP OVER THE STOCKTON PLATEAU/LOWER TRANS PECOS THIS MORNING AND ARE SPREADING NORTHWARD INTO THE PERMIAN BASIN. THINK COVERAGE OF LOW CLOUDS WILL BE SPOTTY SO WILL INCLUDE TEMPORARY MVFR CEILINGS AT KMAF UNTIL 12/15Z. SINCE THE WESTWARD EXTENT OF THE LOW CLOUDS IS QUESTIONABLE WILL LEAVE OUT OF THE KINK FORECAST. OTHERWISE...VFR CONDITIONS WILL PREVAIL AS GUSTY SOUTHEASTERLY WINDS OVERSPREAD THE AREA THROUGH THE DAY. 67 && .PREV DISCUSSION... /ISSUED 353 AM CDT WED JUN 12 2013/ DISCUSSION... AN UPPER LEVEL LOW PRESSURE AREA ACROSS SOUTHERN TEXAS IS FORECAST TO MOVE WEST TOWARD THE BIG BEND THROUGH THURSDAY AND THEN NORTH INTO WEST TEXAS FRIDAY AND SATURDAY. WITH THE APPROACH OF THE SYSTEM TODAY ISOLATED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE THIS AFTERNOON AND THIS EVENING NEAR THE RIO GRANDE RIVER. HIGH TEMPERATURES WILL BE A COUPLE OF DEGREES COOLER DUE TO DEEP EAST TO SOUTHEASTERLY FLOW. THE APPROACHING LOW AND UPPER FLOW SHOULD PUSH MOISTURE FURTHER NORTH ON THURSDAY AND SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE ACROSS MAINLY AREAS ALONG AND SOUTH OF THE PECOS RIVER IN WEST TEXAS. TEMPERATURES SHOULD CONTINUE TO COOL TOWARDS NORMAL AS HEIGHTS FALL UNDER CONTINUED DEEP EASTERLY FLOW. THE BEST CHANCE FOR AREAWIDE PRECIPITATION APPEARS TO BE FRIDAY AND FRIDAY NIGHT AS THE UPPER LOW MOVES NORTH INTO WEST TEXAS. NOT EXPECTING SEVERE WEATHER GIVEN SHEAR OF LESS THAN 30 KNOTS WITH POOR LAPSE RATES AND CAPES GENERALLY BELOW 1000 J/KG. THE BEST CHANCE OF SHOWERS AND STORMS WILL SHIFT INTO THE EASTERN PERMIAN BASIN SATURDAY AS THE UPPER LOW BEGINS TO DEPART TO THE NORTHEAST OF THE AREA. EXPECTING HIGH TEMPERATURES AT OR BELOW NORMAL IN CLOUDY MOIST REGIME. BY SUNDAY THROUGH NEXT WEDNESDAY AN UPPER LEVEL RIDGE WILL REGAIN CONTROL OF THE WEATHER WITH TEMPERATURES CLIMBING TO ABOVE NORMAL AGAIN. THE ECMWF IS FORECASTING A FLATTER RIDGE AND SOME POTENTIAL FOR CONVECTION TO DEVELOP IN WEST TO NORTHWEST FLOW ALOFT. THE GFS DEPICTS A MORE NORTHERLY FLOW ALOFT WITH DRY CONDITIONS. WILL KEEP A DRY FORECAST FOR NOW BUT LATER SHIFTS WILL NEED TO MONITOR. && .PRELIMINARY POINT TEMPS/POPS... ANDREWS TX 96 67 93 67 / 0 0 10 10 BIG SPRING TX 96 67 93 69 / 0 0 0 10 CARLSBAD NM 98 66 94 67 / 0 0 10 10 DRYDEN TX 93 72 89 68 / 10 10 20 30 FORT STOCKTON TX 95 71 91 70 / 0 0 10 20 GUADALUPE PASS TX 93 64 86 64 / 0 0 10 20 HOBBS NM 97 62 93 67 / 0 0 0 10 MARFA TX 92 60 83 62 / 10 10 30 30 MIDLAND INTL AIRPORT TX 95 68 92 67 / 0 0 10 10 ODESSA TX 95 69 92 68 / 0 0 10 20 WINK TX 98 71 96 71 / 0 0 10 20 && .MAF WATCHES/WARNINGS/ADVISORIES... NM...NONE. TX...NONE. && $$ 67/12