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