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Severe Thunderstorm Watch 215
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WW0215 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Low
Severe Hail 2"+ Hail
Low 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.
   SEL5
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 215
   NWS STORM PREDICTION CENTER NORMAN OK
   115 AM CDT THU APR 30 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          SOUTHERN OKLAHOMA
          NORTH TEXAS
   
   EFFECTIVE THIS THURSDAY MORNING FROM 115 AM UNTIL 900 AM CDT.
   
   HAIL TO 1.5 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 55
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 80 MILES WEST OF
   WICHITA FALLS TEXAS TO 40 MILES SOUTH OF PARIS TEXAS.  FOR A
   COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
   UPDATE (WOUS64 KWNS WOU5).
   
   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 214. WATCH NUMBER 214 WILL NOT
   BE IN EFFECT AFTER 115 AM CDT. 
   
   DISCUSSION...N TX/S OK FORWARD-PROPAGATING MCS WITH EMBEDDED LEWPS
   EXPECTED TO CONTINUE GENERALLY ESE...WITH ADDITIONAL DEVELOPMENT
   POSSIBLY CONTINUING IN ITS WAKE OVER NW TX...ATOP ASSOCIATED COLD
   POOL/WAKE LOW.  ACTIVITY LIKELY IS BEING FED BY RICH MOISTURE ALONG
   MODERATE SSWLY LLJ.  STORM MERGERS AND PERIODIC DEVELOPMENT OF LEWPS
   MAY CONTINUE TO POSE A THREAT FOR SPORADIC WET MICROBURSTS/SVR HAIL
   AND POSSIBLY AN ISOLD TORNADO THROUGH LATER THIS MORNING.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
   MOTION VECTOR 28025.
   
   
   ...CORFIDI
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