Wednesday, December 2, 2009

WATCHES: Tornado Watch Number 788

WWUS20 KWNS 021534
SEL8
SPC WW 021534
FLZ000-GAZ000-CWZ000-022200-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 788
NWS STORM PREDICTION CENTER NORMAN OK
1035 AM EST WED DEC 2 2009

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

LARGE PART OF FLORIDA PANHANDLE
LARGE PART OF SOUTHERN GEORGIA
COASTAL WATERS

EFFECTIVE THIS WEDNESDAY MORNING AND AFTERNOON FROM 1035 AM UNTIL
500 PM EST.

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 70 MILES WEST SOUTHWEST OF
CROSS CITY FLORIDA TO 55 MILES WEST NORTHWEST OF VIDALIA GEORGIA.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU8).

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 787. WATCH NUMBER 787 WILL NOT BE IN EFFECT AFTER
1035 AM EST.

DISCUSSION...STRONG UPPER LOW AND JET ROTATING EWD ACROSS GULF
STATES WILL CONTINUE TO PROVIDE A VERY FAVORABLE ENVIRONMENT FOR
SUPERCELLS ACROSS WATCH AREA AS WARM FRONT MOVES INLAND FROM THE
GULF. WITH STRONG VEERING SHEAR PROFILES AND MLCAPES APPROACHING
1000 J/KG IN WARM SECTOR AS IT MOVES INLAND...TORNADOS WILL BE
POSSIBLE WITH ANY SUPERCELL THAT DEVELOPS. AT 15Z A MESO-LOW IS
MOVING NNEWD INTO SWRN GA AND WILL ENHANCE LOW LEVEL SHEAR AND
TORNADO POTENTIAL THIS AREA.

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
500. MEAN STORM MOTION VECTOR 23045.


...HALES

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