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WWUS20 KWNS 241917

SEL3

SPC WW 241917

TXZ000-250100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 193

NWS STORM PREDICTION CENTER NORMAN OK

220 PM CDT SUN APR 24 2011



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       NORTH CENTRAL TEXAS



EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 220 PM UNTIL 800

PM CDT.



HAIL TO 3 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 75 MILES WEST

SOUTHWEST OF BROWNWOOD TEXAS TO 35 MILES WEST NORTHWEST OF

SHERMAN TEXAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).



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 192...



DISCUSSION...ISOLATED THUNDERSTORMS ARE EXPECTED TO DEVELOP RAPIDLY

THIS AFTERNOON ALONG SURFACE COLD FRONT/DRYLINE OVER NORTH CENTRAL

TX.  STRONG MID LEVEL WINDS WILL PROMOTE SUPERCELL THREAT WITH VERY

LARGE HAIL POSSIBLE.  LOW LEVEL WINDS ARE RELATIVELY WEAK AT THIS

TIME...SO WILL GO WITH SEVERE TSTM WATCH.  HOWEVER...INCREASING

WINDS THIS EVENING MAY WARRANT AN UPGRADE TO TORNADO WATCH.



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

TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 24030.





...HART

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