MESOSCALE DISCUSSION 0458
   NWS STORM PREDICTION CENTER NORMAN OK
   0327 PM CDT WED APR 11 2007
   
   AREAS AFFECTED...ERN AL INTO PARTS OF WRN/CENTRAL GA
   
   CONCERNING...TORNADO WATCH 124...
   
   VALID 112027Z - 112130Z
   
   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 124 CONTINUES.
   
   NEW DOWNSTREAM WW WILL LIKELY BE REQUIRED ACROSS PARTS OF ERN AL
   INTO WRN/CENTRAL GA BY 21-22Z.
   
   REGIONAL RADARS INDICATED SEVERAL DISCRETE TORNADIC SUPERCELLS
   ACROSS CENTRAL AL TRACKING ENE AT 35 KT.  AT THIS SPEED...THIS
   ACTIVITY WILL MOVE INTO EAST CENTRAL AL /TO THE EAST OF WW 124/ BY
   22Z.  SURFACE MESOSCALE ANALYSES INDICATED A WARM FRONT EXTENDING
   SWD ACROSS NRN-CENTRAL AL...WITH THE SRN EXTENT OF THIS FRONT
   BECOMING LESS DEFINED OVER THE FL PANHANDLE.  NWD SURGE OF MOISTURE
   INTO SWRN GA /LOWER 60S SURFACE DEWPOINTS/ IS AIDING IN
   DESTABILIZATION INTO THIS REGION...WITH E-W ORIENTED THERMAL
   BOUNDARY EXTENDING FROM CENTRAL AL INTO CENTRAL GA EXPECTED TO
   BECOME THE PRIMARY ERN EXTENT OF WARM FRONT.  INCREASING DEEP LAYER
   SHEAR AND LOW LEVEL SHEAR IN VICINITY OF WARM FRONT WILL FAVOR
   TORNADO THREAT EXTENDING EWD OF WW 124.
   
   ..PETERS.. 04/11/2007
   
   
   ATTN...WFO...JAX...MRX...FFC...TAE...BMX...HUN...MOB...
   
   31878841 33478770 35028655 34978512 34248455 33458442
   33278314 32728272 31838298 30638345 30678543