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Mesoscale Discussion 273
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   MESOSCALE DISCUSSION 0273
   NWS STORM PREDICTION CENTER NORMAN OK
   1112 AM CDT THU MAR 26 2009
   
   AREAS AFFECTED...FL PANHANDLE
   
   CONCERNING...TORNADO WATCH 68...
   
   VALID 261612Z - 261715Z
   
   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 68 CONTINUES.
   
   SQUALL LINE IS PROGRESSING STEADILY EWD ACROSS THE FL PANHANDLE AND
   NRN GULF OF MEXICO INTO INCREASINGLY HOSTILE THERMODYNAMIC
   ENVIRONMENT...MLCAPE LESS THAN 500 J/KG.  AS PRIMARY LLJ LIFTS NEWD
   INTO THE MIDDLE ATLANTIC IT APPEARS SECONDARY MORE SUBTLE FORCING
   WILL SHIFT INTO THE NRN GULF OF MEXICO WHERE A WEAKER LOWER LEVEL
   JETLET WILL LIKELY AID ADDITIONAL THUNDERSTORM DEVELOPMENT FROM SERN
   LA DELTA REGION INTO BACK SIDE OF E-W ORIENTED CONVECTIVE LINE. 
   DOWNSTREAM...LEADING EDGE OF WELL DEFINED BOW MAY CLIP GULF COUNTY
   FL BUT GENERAL TRENDS FAVOR STRONGER UPDRAFTS REMAINING OVER THE NRN
   GULF.
   
   ..DARROW.. 03/26/2009
   
   
   ATTN...WFO...TAE...
   
   LAT...LON   30068691 31398465 30378417 29048495 28958815 29268893
               30068691 
   
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