MESOSCALE DISCUSSION 0663
   NWS STORM PREDICTION CENTER NORMAN OK
   1119 AM CDT THU APR 28 2011
   
   AREAS AFFECTED...NRN FL...SERN GA
   
   CONCERNING...SEVERE THUNDERSTORM WATCH 254...
   
   VALID 281619Z - 281715Z
   
   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 254
   CONTINUES.
   
   WEAK WARM ADVECTION IN THE WAKE OF LEADING LINE OF TSTMS WILL
   CONTRIBUTE TO ADDITIONAL ELEVATED CONVECTION ACROSS MUCH OF SERN GA
   INTO THE MID AFTERNOON HOURS.  GRADUALLY VEERING/DEEPENING FLOW
   ACROSS NRN FL WILL PROVIDE THE MOMENTUM NECESSARY FOR ONGOING
   FRONTAL BAND OF STORMS TO PROGRESS ACROSS THE REMAINDER OF THE
   WW...THOUGH ISOLATED TSTMS MAY YET EVOLVE AHEAD OF THIS ACTIVITY
   WITHIN EXPANDING CU FIELD OVER THE WARM SECTOR.
   
   ..DARROW.. 04/28/2011
   
   
   ATTN...WFO...CHS...TBW...JAX...TAE...
   
   LAT...LON   29418457 31868237 31887980 29428207 29418457