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WWUS20 KWNS 042048

SEL6

SPC WW 042048

ALZ000-FLZ000-LAZ000-MSZ000-CWZ000-050300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 836

NWS STORM PREDICTION CENTER NORMAN OK

350 PM CDT SUN SEP 4 2011



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       SOUTHERN AND PARTS OF CENTRAL ALABAMA

       FAR WESTERN FLORIDA PANHANDLE

       EASTERN AND SOUTHEASTERN LOUISIANA

       SOUTHERN MISSISSIPPI

       COASTAL WATERS



EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 350 PM UNTIL

1000 PM CDT.



TORNADOES...HAIL TO 0.5 INCH IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 95 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 45 MILES SOUTHWEST OF MC

COMB MISSISSIPPI TO 40 MILES NORTHEAST OF CRESTVIEW FLORIDA.  FOR

A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU6).



REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR

TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS.



OTHER WATCH INFORMATION...CONTINUE...WW 832...WW 833...WW

834...WW 835...



DISCUSSION...TS LEE CENTER CONTINUES A SLOW NWD DRIFT ABOUT 35 NM NW

OF KBTR.  CENTER SHOULD TURN MORE NEWD THIS EVE AS INFLUENCE OF AN

UPR TROUGH OVER THE UPR GRTLKS/MIDWEST GRAZES THE REGION.  TO THE

EAST OF THE CENTER...BOUNDARY LAYER DEW POINTS IN THE MID 70S WILL

EDGE NWD WITH TIME INTO ECNTRL MS/CNTRL AL.  UNSTABLE ENVIRONMENT IN

COMBINATION WITH CONSIDERABLE LOW-LEVEL SRH WILL KEEP THE RISKS FOR

BRIEF SUPERCELLS WITH TRANSIENT/BRIEF TORNADOES ALIVE AS SPIRAL

BANDS CONTINUE TO ROTATE THROUGH THE REGION THROUGH THIS EVE.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 0.5 INCH. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

450. MEAN STORM MOTION VECTOR 17025.





...RACY

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