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000 

WWUS20 KWNS 252031

SEL2

SPC WW 252031

NMZ000-TXZ000-260500-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 362

NWS STORM PREDICTION CENTER NORMAN OK

330 PM CDT SUN MAY 25 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       EAST CENTRAL NEW MEXICO

       SOUTHWEST TEXAS



EFFECTIVE THIS SUNDAY AFTERNOON FROM 330 PM UNTIL MIDNIGHT CDT.



HAIL TO 2.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60

STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTHWEST OF

PLAINVIEW TEXAS TO 65 MILES SOUTH SOUTHEAST OF MARFA TEXAS.  FOR

A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU2).



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



OTHER WATCH INFORMATION...CONTINUE...WW 357...WW 358...WW

359...WW 360...WW 361...



DISCUSSION...TSTMS HAVE DEVELOPED ALONG THE HIGHER TERRAIN OF SW TX

AND WILL DEVELOP NWD ALONG THE DRYLINE ALONG THE NM/TX BORDER

THROUGH THIS EVENING.  STEEP MID-LEVEL LAPSE RATES AND SUFFICIENT

VERTICAL SHEAR WILL EXIST FOR SUPERCELL STRUCTURES WITH LARGE HAIL

AND DMGG WIND GUSTS.  ACTIVITY WILL PROBABLY PROPAGATE EWD INTO WRN

TX AND THE PERMIAN BASIN THIS EVENING AS COLD POOLS STRENGTHEN.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM

MOTION VECTOR 22030.





...RACY/HALES

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