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Mesoscale Discussion 2220
MD 2220 graphic
   
   MESOSCALE DISCUSSION 2220
   NWS STORM PREDICTION CENTER NORMAN OK
   0303 AM CDT THU SEP 16 2004
   
   AREAS AFFECTED...SRN/CNTRL AL...SWRN GA...FL PNHDL
   
   CONCERNING...TORNADO WATCH 826...
   
   VALID 160803Z - 161000Z
   
   CORRECTED FOR GRAMMAR 2ND PARAGRAPH ("WERE" INSTEAD OF "WHERE").
   
   THE EYE OF DANGEROUS HURRICANE IVAN HAS MOVED ASHORE OVER BALDWIN
   COUNTY ALABAMA. EXTENSIVE CONVECTIVE FEEDER BANDS WRAPPING AROUND
   THE NERN QUADRANT OF THE HURRICANE WILL CONTINUE TO BRING A CHANCE
   FOR TORNADOES FOR MANY MORE HOURS AS IVAN MOVES FURTHER INLAND.
   
   ONE SUCH VERY PERSISTENT FEEDER BAND...COINCIDING WITH WELL DEFINED
   SURFACE STREAMLINE CONFLUENCE...STRETCHED FROM NEAR MGM IN SCNTRL AL
   THROUGH TLH AND THEN SOUTH INTO THE ERN GULF. CELLULAR CONVECTION
   CONTINUES WITHIN THIS BAND WITH CELL MOTION APPROACHING 50KT. VERY
   INTENSE LOW LEVEL SHEAR CONTINUES TO BE OBSERVED ON VWP AND SOUNDING
   DATA WITH 0-1KM SRH IN EXCESS OF 600 M2/S2 NEAR THIS BAND. VALUES IN
   EXCESS OF 1000 M2/S2 WERE NOTED NEAR THE EYEWALL. THIS EXTREME
   KINEMATIC ENVIRONMENT WILL CONTINUE TO SUPPORT OCCASIONAL TROPICAL
   CYCLONE TORNADO ACTIVITY ACROSS THE FL PNHDL...SRN AL...AND SWRN GA
   INTO THE MORNING.
   
   ..CARBIN.. 09/16/2004
   
   
   ATTN...WFO...FFC...TAE...BMX...MOB...
   
   30308829 33468820 32688370 29498370 
   
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