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WWUS20 KWNS 251235

SEL3

SPC WW 251235

ALZ000-FLZ000-GAZ000-CWZ000-252000-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 863

NWS STORM PREDICTION CENTER NORMAN OK

730 AM CDT MON AUG 25 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       MUCH OF ALABAMA

       WESTERN AND CENTRAL PARTS OF THE FLORIDA PANHANDLE

       WESTERN GEORGIA

       COASTAL WATERS



EFFECTIVE THIS MONDAY MORNING AND AFTERNOON FROM 730 AM UNTIL 300

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 85 STATUTE

MILES EAST AND WEST OF A LINE FROM 15 MILES NORTH OF BIRMINGHAM

ALABAMA TO 35 MILES SOUTH OF PANAMA CITY FLORIDA.  FOR A COMPLETE

DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE

(WOUS64 KWNS WOU3).



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...THIS TORNADO WATCH REPLACES TORNADO

WATCH NUMBER 862. WATCH NUMBER 862 WILL NOT BE IN EFFECT AFTER

730 AM CDT.



DISCUSSION...CLUSTERS/BANDS OF TSTMS EXPECTED TO CONTINUE FORMING IN

ERN QUADRANT OF CIRCULATION OF T.D. KAY AS THAT SYSTEM MOVES SLOWLY

NEWD FROM S CNTRL MS.  MODERATE...LARGELY UNIDIRECTIONAL DEEP SSW

FLOW AND SATURATED PROFILES WILL CONTINUE TO FAVOR REGENERATIVE LINE

SEGMENTS.  EMBEDDED SUSTAINED CELLS/SMALL BOWS WILL POSE A THREAT

FOR LOCALLY DMGG WIND AND ISOLD TORNADOES GIVEN RICH LOW LVL

MOISTURE AVAILABILITY.  TORNADO THREAT MAY BE ENHANCED WHERE N OR

NNE-MOVING STORMS CROSS WEAK W/E SFC WIND SHIFT LINE OVER SRN/CNTRL

AL.



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 19035.





...CORFIDI

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