SEL5
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 825
NWS STORM PREDICTION CENTER NORMAN OK
350 PM CDT WED SEP 15 2004
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
SOUTHERN ALABAMA
FLORIDA PANHANDLE
SOUTHWESTERN GEORGIA
COASTAL WATERS
EFFECTIVE THIS WEDNESDAY AFTERNOON AND THURSDAY MORNING FROM 350
PM UNTIL 200 AM CDT.
TORNADOES...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS
LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS ALONG AND 80 STATUTE MILES NORTH AND
SOUTH OF A LINE FROM 55 MILES NORTH OF MOBILE ALABAMA TO 35 MILES
NORTHEAST OF TALLAHASSEE FLORIDA.
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 823. WATCH NUMBER 823 WILL NOT BE IN EFFECT AFTER 350
PM CDT. CONTINUE...WW 824...
DISCUSSION...AN OUTER BAND OF STORMS HAS DEVELOPED ACROSS SWRN GA
WELL NORTH OF IVAN. HOWEVER...THE INTENSE CIRCULATION FROM HURRICANE
IVAN HAS INCREASED THE LOW/DEEP LAYER SHEAR SUFFICIENTLY FOR THESE
STORMS TO ROTATE AND PRODUCE TORNADOES AS THE BAND SHIFTS NWWD.
ALSO...A STRONGER OUTER BAND OF STORMS ALONG THE AL/FL COAST WILL
SHIFT NWD THIS EVENING WITH A CONTINUED TORNADO THREAT AS IVAN
APPROACHES THE COAST.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH EXTREME
TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI
WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR 15040.
...IMY
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