Lake Wind Advisory
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SHREVEPORT LA
1124 AM CDT MON MAY 20 2013
ARZ050-051-059-060-070-071-LAZ001-002-010-011-017-OKZ077-TXZ096-
097-108>112-124>126-136>138-149>153-165>167-210000-
/O.CON.KSHV.LW.Y.0025.000000T0000Z-130521T0000Z/
SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-MILLER-LAFAYETTE-CADDO-
BOSSIER-DE SOTO-RED RIVER-SABINE LA-MCCURTAIN-BOWIE-FRANKLIN-
TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-SMITH-GREGG-HARRISON-
CHEROKEE-RUSK-PANOLA-NACOGDOCHES-SHELBY-ANGELINA-SAN AUGUSTINE-
SABINE TX-
INCLUDING THE CITIES OF...DE QUEEN...NASHVILLE...ASHDOWN...HOPE...
TEXARKANA...LEWISVILLE...SHREVEPORT...BOSSIER CITY...MANSFIELD...
COUSHATTA...MANY...IDABEL...CLARKSVILLE...MT VERNON...
MT PLEASANT...PITTSBURG...DAINGERFIELD...ATLANTA...QUITMAN...
GILMER...JEFFERSON...TYLER...LONGVIEW...MARSHALL...RUSK...
HENDERSON...CARTHAGE...NACOGDOCHES...CENTER...LUFKIN...
SAN AUGUSTINE...HEMPHILL
1124 AM CDT MON MAY 20 2013
...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...
* EVENT...A TIGHT PRESSURE GRADIENT BETWEEN SURFACE HIGH PRESSURE
OVER THE SOUTHEAST STATES AND SURFACE LOW PRESSURE OVER
SOUTHWEST OKLAHOMA AND NORTHWEST TEXAS WILL PRODUCE STRONG AND
GUSTY WINDS. SOUTH WINDS OF 15 TO 20 MPH WITH HIGHER GUSTS UP TO
30 MPH WILL CONTINUE INTO THE EARLY EVENING...THEN DIMINISHING.
* TIMING...THROUGH THE LATE AFTERNOON AND INTO THE EARLY EVENING
TO AROUND 7 PM CDT.
* IMPACT...STRONG AND GUSTY WINDS WILL PRODUCE A ROUGH CHOP AND
POTENTIALLY HAZARDOUS BOATING CONDITIONS ON AREA LAKES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE ROUGH CHOP
ON AREA LAKES...ESPECIALLY ON OPEN WATERS. SMALL BOATS WILL BE
PRONE TO CAPSIZING.
&&
$$
06
Hazardous Weather Outlook
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SHREVEPORT LA
621 AM CDT MON MAY 20 2013
ARZ072-073-LAZ001>006-010>014-017>022-TXZ126-136>138-149>153-
165>167-201700-
COLUMBIA-UNION AR-CADDO-BOSSIER-WEBSTER-CLAIBORNE-LINCOLN-
UNION LA-DE SOTO-RED RIVER-BIENVILLE-JACKSON-OUACHITA-SABINE LA-
NATCHITOCHES-WINN-GRANT-CALDWELL-LA SALLE-MARION-SMITH-GREGG-
HARRISON-CHEROKEE-RUSK-PANOLA-NACOGDOCHES-SHELBY-ANGELINA-
SAN AUGUSTINE-SABINE TX-
621 AM CDT MON MAY 20 2013
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL
ARKANSAS...SOUTHWEST ARKANSAS...NORTH CENTRAL LOUISIANA...
NORTHWEST LOUISIANA...EAST TEXAS AND NORTHEAST TEXAS.
.DAY ONE...TODAY AND TONIGHT...
NO HAZARDOUS WEATHER IS EXPECTED.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY...
SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOP TUESDAY ACROSS
PORTIONS OF NORTHEAST TEXAS AND SOUTHWEST ARKANSAS...ALONG
RESIDUAL BOUNDARIES FROM THUNDERSTORMS THAT WILL MOVE INTO THESE
AREAS LATE TONIGHT. STRONG DAYTIME HEATING WITHIN A VERY MOIST AIR
MASS IN PLACE WILL RESULT IN STRONG INSTABILITY TUESDAY
AFTERNOON...AS LARGE SCALE FORCING INCREASES WITH THE APPROACH OF
AN UPPER LEVEL TROUGH FROM THE WEST. SOME OF THESE STORMS MAY BECOME
SEVERE TUESDAY AFTERNOON OVER NORTHEAST TEXAS AND SOUTHWEST
ARKANSAS...AS THEY SPREAD EAST SOUTHEAST INTO NORTH LOUISIANA BY
TUESDAY EVENING. DAMAGING WINDS AND LARGE HAIL WILL BE THE PRIMARY
SEVERE WEATHER THREATS...ALTHOUGH THE THREAT FOR LOCALLY HEAVY
RAINFALL WILL INCREASE AS THESE STORMS GROW INTO LARGE CLUSTERS
THAT WILL PROGRESS OVER THE REGION TUESDAY NIGHT. LOCALIZED FLASH
FLOODING WILL BE POSSIBLE TUESDAY NIGHT...ALTHOUGH THE SEVERE
WEATHER AND HEAVY RAINFALL THREAT MAY DIMINISH LATE. THESE SHOWERS
AND THUNDERSTORMS WILL END FROM WEST TO EAST WEDNESDAY.
.SPOTTER INFORMATION STATEMENT...
ACTIVATION OF EMERGENCY MANAGEMENT PERSONNEL...AMATEUR RADIO
OPERATORS...AND STORM SPOTTERS WILL NOT BE NEEDED TODAY OR TONIGHT.
$$
15
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
358 AM CDT MON MAY 20 2013
GMZ330-335-350-355-370-375-TXZ214-226-227-235>238-210900-
BRAZORIA-CHAMBERS-FORT BEND-GALVESTON-GALVESTON BAY-JACKSON-
MATAGORDA-MATAGORDA BAY-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL 20 NM TO 60 NM-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT 20 NM-
WATERS FROM HIGH ISLAND TO FREEPORT 20 TO 60 NM-
WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-WHARTON-
358 AM CDT MON MAY 20 2013
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS.
.DAY ONE...TODAY AND TONIGHT
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
THERE IS A CHANCE OF THUNDERSTORMS TUESDAY NIGHT INTO WEDNESDAY
AS AN UPPER LEVEL TROUGH MOVES ACROSS THE AREA.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION MAY BE REQUIRED TUESDAY NIGHT AND WEDNESDAY.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
358 AM CDT MON MAY 20 2013
TXZ163-164-176>179-195>200-210>213-210900-
AUSTIN-BRAZOS-BURLESON-COLORADO-GRIMES-HARRIS-HOUSTON-LIBERTY-
MADISON-MONTGOMERY-POLK-SAN JACINTO-TRINITY-WALKER-WALLER-
WASHINGTON-
358 AM CDT MON MAY 20 2013
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS.
.DAY ONE...TODAY AND TONIGHT
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
THERE IS A CHANCE OF THUNDERSTORMS TUESDAY NIGHT INTO WEDNESDAY
AS AN UPPER LEVEL TROUGH MOVES ACROSS THE AREA. ISOLATED STRONG
STORMS APPEAR TO BE POSSIBLE.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION MAY BE REQUIRED TUESDAY NIGHT AND WEDNESDAY.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
342 AM CDT MON MAY 20 2013
TXZ171>173-183>194-202>209-217>225-228-211000-
LLANO-BURNET-WILLIAMSON-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-
GILLESPIE-KENDALL-BLANCO-HAYS-TRAVIS-BASTROP-LEE-KINNEY-UVALDE-
MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-MAVERICK-ZAVALA-
FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-LAVACA-DIMMIT-
342 AM CDT MON MAY 20 2013
THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS.
.DAY ONE...TODAY AND TONIGHT...
ISOLATED STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE OVER PARTS OF
THE HILL COUNTRY AND SOUTHERN EDWARDS PLATEAU THIS AFTERNOON AND
THIS EVENING. THE PRIMARY THREATS WILL BE FOR LARGE HAIL AND
DAMAGING WINDS...MAINLY ACROSS AREAS ALONG AND NORTH OF A LINE
FROM ROCKSPRINGS TO KERRVILLE TO MARBLE FALLS.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY...
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS NEARLY ALL
OF SOUTH CENTRAL TEXAS TUESDAY INTO TUESDAY NIGHT. THE PRIMARY
SEVERE THREATS ARE FOR LARGE HAIL AND DAMAGING WINDS...WITH A
SECONDARY THREAT FOR ISOLATED TORNADOES. LOCALLY HEAVY DOWNPOURS
OF 1 TO 2 INCHES WILL ALSO BE POSSIBLE.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY OR THIS EVENING.
HOWEVER...SPOTTER ACTIVATION MAY BE NEEDED FOR TUESDAY INTO
TUESDAY EVENING.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FORT WORTH TX
241 AM CDT MON MAY 20 2013
TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-210745-
MONTAGUE-COOKE-GRAYSON-FANNIN-LAMAR-YOUNG-JACK-WISE-DENTON-COLLIN-
HUNT-DELTA-HOPKINS-STEPHENS-PALO PINTO-PARKER-TARRANT-DALLAS-
ROCKWALL-KAUFMAN-VAN ZANDT-RAINS-EASTLAND-ERATH-HOOD-SOMERVELL-
JOHNSON-ELLIS-HENDERSON-COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO-
FREESTONE-ANDERSON-LAMPASAS-CORYELL-BELL-MCLENNAN-FALLS-LIMESTONE-
LEON-MILAM-ROBERTSON-
241 AM CDT MON MAY 20 2013
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH TEXAS.
.DAY ONE...TODAY AND TONIGHT.
THUNDERSTORMS ARE EXPECTED TO FORM ALONG THE DRY LINE THIS
AFTERNOON WEST OF A LINE FROM BOWIE TO CISCO. CONVECTION
WILL THEN MOVE EAST DURING THE EVENING AND WILL AFFECT MOST AREAS
OF NORTH TEXAS NORTHWEST OF A LINE FROM PALESTINE TO TEMPLE BEFORE
MORNING.
A NUMBER OF THE STORMS WILL LIKELY BECOME SEVERE WITH LARGE
HAIL AND DAMAGING WINDS BEING THE PRIMARY THREATS. HOWEVER...ISOLATED
TORNADOES ARE ALSO POSSIBLE.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.
THE THUNDERSTORM THREAT WILL CONTINUE ACROSS ALL OF NORTH TEXAS
TUESDAY AND TUESDAY NIGHT. LARGE HAIL...DAMAGING WINDS AND
ISOLATED TORNADOES WILL CONTINUE TO BE THREATS.
A SLIGHT CHANCE OF THUNDERSTORMS RETURNS THURSDAY NIGHT AND FRIDAY
NIGHT GENERALLY NORTHWEST OF A SHERMAN TO WEATHERFORD TO
COMANCHE LINE.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS LIKELY THIS AFTERNOON IN WESTERN
COUNTIES...SPREADING EAST OVERNIGHT AS THE THUNDERSTORMS MOVE
ACROSS NORTH TEXAS.
$$
