MESOSCALE DISCUSSION 2116
   NWS STORM PREDICTION CENTER NORMAN OK
   0430 AM CDT SUN SEP 04 2011
   
   AREAS AFFECTED...SERN LA...SRN MS...SWRN AL AND THE WRN FL PANHANDLE
   
   CONCERNING...TORNADO WATCH 830...
   
   VALID 040930Z - 041030Z
   
   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 830 CONTINUES.
   
   TORNADO WATCH 830 WILL BE REPLACED BY ANOTHER TORNADO WATCH SOON
   THAT WILL REMAIN VALID INTO THE AFTERNOON. TORNADO THREAT IS
   EXPECTED TO EXPAND A LITTLE FARTHER NWD INTO SRN MS AND SWRN AL.
   
   CENTER OF TROPICAL STORM LEE IS LOCATED NEAR THE CNTRL LA COAST AND
   IS EXPECTED TO MOVE VERY SLOWLY NWD OR NNEWD TODAY. SEE THE LATEST
   DISCUSSIONS FROM NHC FOR MORE INFORMATION. CORRIDOR OF HIGHEST
   THETA-E AIR IS ENTRAINING NWD FROM SERN LA THROUGH SERN MS AND SWRN
   AL WHICH IS ALSO CO-LOCATED WITH THE LARGEST LOW LEVEL HODOGRAPHS.
   WITH MID-UPPER DRY AIR CONTINUING TO WRAP AROUND THE SRN PERIPHERY
   OF LEE...POTENTIAL WILL EXIST FOR SOME HEATING BETWEEN THE BANDS
   LATER THIS MORNING INTO THE AFTERNOON AS LOW CLOUDS MIX OUT...WHICH
   WOULD BOOST UPDRAFT STRENGTH AND SUBSEQUENT TORNADO THREAT.
   
   ..DIAL.. 09/04/2011
   
   
   ATTN...WFO...MOB...JAN...LIX...
   
   LAT...LON   29538715 29258955 29389090 30699121 31689049 31838717
               30588660 29538715