Strong to severe thunderstorms may produce heavy to excessive rainfall over portions of the Central/Southern Plains and Mississippi Valley today. There is a Slight Risk (Level 2 of 4) for Excessive Rainfall and a Slight Risk (Level 2 of 5) for severe thunderstorms today. Elevated fire weather conditions are possible over parts of western Florida today. Read More >
![]() 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 |