WATCHES: Severe Thunderstorm Watch Number 531

WWUS20 KWNS 281939
SEL1
SPC WW 281939
FLZ000-GAZ000-CWZ000-290100-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 531
NWS STORM PREDICTION CENTER NORMAN OK
340 PM EDT SUN JUN 28 2009

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

NORTH FLORIDA
SOUTHERN GEORGIA
COASTAL WATERS

EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 340 PM UNTIL 900
PM EDT.

HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 55 MILES NORTHWEST
OF TALLAHASSEE FLORIDA TO 35 MILES EAST NORTHEAST OF JACKSONVILLE
FLORIDA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOES.

OTHER WATCH INFORMATION...CONTINUE...WW 530...

DISCUSSION...THUNDERSTORMS HAVE CONTINUED TO INTENSIFY ACROSS
SOUTHERN GA AND NORTHERN FL WITH OCCASIONAL SEVERE WIND GUSTS BEING
REPORTED. THIS ACTIVITY WILL PERSIST FOR A FEW MORE HOURS AND
SPREAD SOUTHWARD INTO NORTHERN FL.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS.
A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM MOTION
VECTOR 32020.

...HART

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