

000 

WWUS20 KWNS 251740

SEL7

SPC WW 251740

KSZ000-OKZ000-TXZ000-252300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 357

NWS STORM PREDICTION CENTER NORMAN OK

1240 PM CDT SUN MAY 25 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       PARTS OF SOUTHWEST KANSAS

       OKLAHOMA PANHANDLE

       MUCH OF TEXAS PANHANDLE



EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 1240 PM UNTIL

600 PM CDT.



TORNADOES...HAIL TO 3 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE

MILES EAST AND WEST OF A LINE FROM 65 MILES NORTH NORTHEAST OF

GARDEN CITY KANSAS TO 55 MILES SOUTHWEST OF AMARILLO TEXAS.  FOR

A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU7).



REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR

TORNADOES AND 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.



DISCUSSION...VERY UNSTABLE AIR STREAMING NWD THRU TX/OK PANHANDLES

INTO SWRN KS.  WITH STRONG HEATING AND 30-40KT OF DEEP LAYER

SHEAR...THUNDERSTORMS WILL INCREASE IN NUMBER AND INTENSITY ALONG

DRY LN WRN PORTION OF WATCH. SUPERCELLS ARE LIKELY INCLUDING VERY

LARGE HAIL AND POSSIBLE TORNADOES AS STORMS DEVELOP NEWD ACROSS

WATCH AREA.



AVIATION...TORNADOES AND 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

550. MEAN STORM MOTION VECTOR 24025.





...HALES

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