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Severe Thunderstorm Watch 354
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WW0354 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Low
Severe Hail 2"+ Hail
Moderate Low

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL4
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 354
   NWS STORM PREDICTION CENTER NORMAN OK
   905 AM CDT TUE JUN 9 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          NORTHEAST AND EAST CENTRAL KANSAS
          WEST CENTRAL MISSOURI
   
   EFFECTIVE THIS TUESDAY MORNING AND AFTERNOON FROM 905 AM UNTIL
   300 PM CDT.
   
   HAIL TO 2 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 55
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES SOUTHWEST
   OF CONCORDIA KANSAS TO 60 MILES SOUTHEAST OF KNOB NOSTER
   MISSOURI.  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.
   
   DISCUSSION...A LARGE REGION OF ELEVATED THUNDERSTORMS HAS DEVELOPED
   IN RESPONSE TO WAA IN A ZONE OF MODERATE INSTABILITY /MUCAPE OF
   2000-2500 J/KG/.  THIS CONVECTION WILL LIKELY PERSIST AND SPREAD
   EWD/ESEWD ACROSS KS TOWARD WRN MO THROUGH EARLY AFTERNOON WITH AN
   ACCOMPANYING RISK OF LARGE HAIL.  IN THE 18-20Z TIME FRAME...THERE
   WILL BE SOME POTENTIAL FOR CONVECTION TO BECOME SURFACE-BASED WITH
   AN ATTENDANT INCREASE IN THE THREAT FOR DAMAGING WINDS ALONG THE SRN
   FLANK OF THE LARGER CONVECTIVE SYSTEM.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
   MOTION VECTOR 27025.
   
   
   ...THOMPSON
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