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Mesoscale Discussion 285
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   MESOSCALE DISCUSSION 0285
   NWS STORM PREDICTION CENTER NORMAN OK
   0755 PM CDT SAT MAR 26 2011
   
   AREAS AFFECTED...NRN GA...FAR SE TN...NW SC..SW NC
   
   CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE 
   
   VALID 270055Z - 270230Z
   
   ELEVATED CONVECTION HAS INCREASED UPSTREAM ACROSS NRN MS AND
   AL...INCLUDING SOME ELEVATED SUPERCELLS CAPABLE OF PRODUCING LARGE
   HAIL. THIS ACTIVITY IS BEING FUELED BY A STRONG LOW-LEVEL JET AND A
   COMPACT VORTICITY MAXIMUM MOVING QUICKLY EAST ACROSS THE OHIO
   VALLEY. 00Z FFC SOUNDING INDICATES SUBSTANTIAL ELEVATED BUOYANCY /MU
   CAPE AROUND 1500 J/KG/ AND SUFFICIENT EFFECTIVE SHEAR FOR
   SUPERCELLS. A SEVERE HAIL THREAT WILL EXIST FOR SEVERAL MORE HOURS
   ACROSS NRN GA...WITH A SOMEWHAT LESSER THREAT ACROSS FAR SE TN...NW
   SC...AND SW NC...WHERE AVAILABLE BUOYANCY BECOMES WEAKER AND
   INCREASINGLY ELEVATED.  
   
   IF ONGOING ACTIVITY MAINTAINS ITS INTENSITY AS IT MOVES EAST...A
   SEVERE THUNDERSTORM WATCH MAY BECOME NECESSARY IN THE NEXT 1-2
   HRS...ESPECIALLY ACROSS NRN GA.
   
   ..DEAN.. 03/27/2011
   
   
   ATTN...WFO...CAE...GSP...MRX...FFC...
   
   LAT...LON   34118511 34228540 34518547 34868557 34998516 35278458
               35348394 35278332 35158275 34898213 34548165 34358148
               33978145 33618176 33428198 33368231 33428272 33508316
               33548355 33978399 34218426 34128446 34108470 34118511 
   
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