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Tornado Watch 250
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WW0250 Radar
Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
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   SEL0
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 250
   NWS STORM PREDICTION CENTER NORMAN OK
   915 AM CDT FRI MAY 2 2008
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          SOUTHERN ILLINOIS
          SOUTHWEST INDIANA
          WESTERN KENTUCKY
          SOUTHEAST MISSOURI
   
   EFFECTIVE THIS FRIDAY MORNING AND AFTERNOON FROM 915 AM UNTIL 300
   PM CDT.
   
   TORNADOES...HAIL TO 2 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 75 STATUTE
   MILES EAST AND WEST OF A LINE FROM 40 MILES NORTH NORTHWEST OF
   EVANSVILLE INDIANA TO 50 MILES SOUTH SOUTHWEST OF PADUCAH
   KENTUCKY.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).
   
   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.
   
   OTHER WATCH INFORMATION...CONTINUE...WW 248...WW 249...
   
   DISCUSSION...LINE OF THUNDERSTORMS IS INTENSIFYING OVER SOUTHEAST MO
   AND MAY POSE A THREAT OF DAMAGING WINDS AND HAIL THIS MORNING. 
   OTHER MORE ISOLATED CELLS MAY DEVELOP AHEAD OF LINE IN THE NEXT FEW
   HOURS...WHERE LOW LEVEL VERTICAL SHEAR APPEARS FAVORABLE FOR
   SUPERCELL STORMS CAPABLE OF ISOLATED TORNADOES.
   
   AVIATION...TORNADOES AND 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 24035.
   
   
   ...HART
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Page last modified: May 02, 2008
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