WATCHES: Tornado Watch Number 863

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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