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URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 800
NWS STORM PREDICTION CENTER NORMAN OK
140 PM EDT SUN SEP 5 2004
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
CENTRAL AND NORTH FLORIDA
SOUTH CENTRAL AND SOUTHEAST GEORGIA
COASTAL WATERS
EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 140 PM UNTIL 900
PM EDT.
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 ALONG AND 65 STATUTE MILES EAST AND WEST
OF A LINE FROM 15 MILES WEST OF WAYCROSS GEORGIA TO 55 MILES WEST
SOUTHWEST OF MELBOURNE 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 799. WATCH NUMBER 799 WILL NOT BE IN EFFECT AFTER 140
PM EDT.
DISCUSSION...HURRICANE FRANCES CONTINUES TO MOVE SLOWLY WWD ACROSS
CENTRAL FL TOWARD THE TAMPA BAY AREA. THOUGH WIDESPREAD CLOUDS AND
RAINFALL HAVE LIMITED INSTABILITY OVER THE PENINSULA...MORE
BROKEN/CELLULAR CONVECTIVE BANDS SHOULD SPREAD INLAND FROM E-W
THROUGH THIS EVENING. STRONG WIND FIELDS AND ASSOCIATED LOW-LEVEL
SHEAR WILL SUPPORT A THREAT OF EMBEDDED RAIN BAND SUPERCELLS WITH A
FEW TORNADOES. THE MOST FAVORABLE AREA FOR TORNADOES THIS AFTERNOON
SHOULD BE FROM ROUGHLY THE CAPE CANAVERAL AREA NWD TO NEAR
JACKSONVILLE.
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 11045.
...THOMPSON
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