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Severe Thunderstorm Watch 294
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WW0294 Radar
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   SEL4
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 294
   NWS STORM PREDICTION CENTER NORMAN OK
   745 PM CDT WED MAY 23 2007
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          CENTRAL KANSAS
   
   EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 745 PM
   UNTIL 300 AM 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 70
   STATUTE MILES EITHER SIDE OF A LINE FROM 50 MILES WEST OF
   HUTCHINSON KANSAS TO 25 MILES EAST SOUTHEAST OF MANHATTAN KANSAS.
    FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
   OUTLINE UPDATE (WOUS64 KWNS WOU4).
   
   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 290...WW 291...WW
   292...WW 293...
   
   DISCUSSION...STRONG UPPER SYSTEM CONTINUES TO MOVE EWD ACROSS THE
   SRN HIGH PLAINS THIS EVENING...WITH ATTENDANT LLJ INTENSIFYING
   ACROSS WW OVERNIGHT.  SURFACE COLD FRONT IS SAGGING SLOWLY SWD FROM
   NERN INTO SWRN KS... WITH OUTFLOW BOUNDARY FROM EARLIER STORMS
   EXTENDING E-W AHEAD OF THE FRONT OVER S-CENTRAL KS.  ENHANCED LIFT
   AND MODERATE INSTABILITY WILL SUPPORT WIDESPREAD THUNDERSTORMS
   THROUGH THE NIGHT.  VERY STRONG SHEAR WILL REMAIN SUPPORTIVE OF
   SUPERCELLS...THOUGH LARGE HAIL MAY BE PRIMARY SEVERE THREAT GIVEN
   THE ELEVATED NATURE OF THE STORMS.  SOME OF THE HAIL COULD BECOME
   QUITE LARGE...AND ISOLATED WIND DAMAGE MAY OCCUR IF STORMS CAN
   SUSTAIN A LINEAR CONFIGURATION.  HEAVY RAINFALL AND TRAINING OF
   STORMS OVER AREAS ALREADY SATURATED FROM EARLIER ACTIVITY WILL ALSO
   BE A HAZARD.
   
   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 500. MEAN STORM
   MOTION VECTOR 25035.
   
   
   ...EVANS
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