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Severe Thunderstorm Watch 653
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WW0653 Radar
Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
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   SEL3
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 653
   NWS STORM PREDICTION CENTER NORMAN OK
   940 PM CDT FRI JUL 28 2006
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          NORTHWEST WISCONSIN
   
   EFFECTIVE THIS FRIDAY NIGHT AND SATURDAY MORNING FROM 940 PM
   UNTIL 300 AM 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 50
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 50 MILES SOUTH OF
   DULUTH MINNESOTA TO 25 MILES NORTHEAST OF WAUSAU WISCONSIN.  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...THIS SEVERE THUNDERSTORM WATCH REPLACES
   SEVERE THUNDERSTORM WATCH NUMBER 650. WATCH NUMBER 650 WILL NOT
   BE IN EFFECT AFTER 940 PM CDT. CONTINUE...WW 651...WW 652...
   
   DISCUSSION...A BAND OF SEVERE STORMS...INCLUDING SUPERCELLS...SHOULD
   PERSIST AND SAG SWD FOR THE NEXT FEW HOURS ACROSS NW WI.  THE STORMS
   WILL BE FED BY STRONG INSTABILITY FROM THE SW...AND DEEP LAYER
   VERTICAL SHEAR SHOULD REMAIN FAVORABLE FOR PERSISTENT ROTATING
   STORMS.  THOUGH AN ISOLATED TORNADO CANNOT BE RULED OUT...LARGE HAIL
   AND DAMAGING GUSTS WILL BE THE MAIN SEVERE THREATS.
   
   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 31020.
   
   
   ...THOMPSON
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