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Mesoscale Discussion #0637 issued at 2241 UTC 27 April 2011
MESOSCALE DISCUSSION 0637
NWS STORM PREDICTION CENTER NORMAN OK
0541 PM CDT WED APR 27 2011
   
AREAS AFFECTED...PARTS OF ERN AL...NRN/CENTRAL GA...AND WRN NC/SC
   
CONCERNING...SEVERE POTENTIAL...TORNADO WATCH LIKELY 
   
VALID 272241Z - 272315Z
   
A NEW TORNADO WATCH IS BEING COORDINATED TO THE EAST OF WW/S 235 AND
238.  THIS NEW WATCH WILL LIKELY BE A PDS WATCH.
   
STRENGTHENING SLY LOW LEVEL WINDS /50-60 KT/ THIS EVENING ACROSS ERN
AL INTO CENTRAL/NRN GA TO WRN PARTS OF SC/NC WILL MAINTAIN A MOIST
AIR MASS /SURFACE DEWPOINTS RISING INTO THE MID 60S/ AND SUPPORTING
MLCAPE 1000-2000 J/KG.  THIS COMBINED WITH INCREASING SWLY MIDLEVEL
WINDS ATOP THE LOW LEVEL WINDS WILL SUPPORT STRONG EFFECTIVE BULK
SHEAR /50-70 KT/ FOR DISCRETE SUPERCELLS AS ACTIVITY NOW LOCATED
OVER AL AND ERN TN DEVELOPS DOWNSTREAM.
   
..PETERS.. 04/27/2011
   
   
ATTN...WFO...RNK...CAE...GSP...MRX...FFC...TAE...BMX...MOB...
   
LAT...LON   32358642 35008451 36218196 35998051 33778216 32098310
            31598390 31608645 32358642 



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