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WWUS20 KWNS 012136

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URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 48

NWS STORM PREDICTION CENTER NORMAN OK

435 PM EST THU MAR 1 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       CENTRAL AND NORTHEAST FLORIDA

       EASTERN GEORGIA

       PARTS OF SOUTH CAROLINA

       COASTAL WATERS



EFFECTIVE THIS THURSDAY AFTERNOON AND FRIDAY MORNING FROM 435 PM

UNTIL 200 AM EST.



TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 90 STATUTE

MILES EAST AND WEST OF A LINE FROM 30 MILES EAST SOUTHEAST OF

SARASOTA FLORIDA TO 65 MILES WEST NORTHWEST OF CHARLESTON SOUTH

CAROLINA.  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...CONTINUE...WW 44...WW 45...WW 46...WW

47...



DISCUSSION...THUNDERSTORMS EXPECTED TO INCREASE ACROSS WATCH AREA AS

AIR MASS CONTINUES TO DESTABILIZE AND WIND PROFILES INTENSIFY.

WHILE PRIMARY THREAT OF ORGANIZED SEVERE STORMS/SUPERCELLS WILL

LIKELY OCCUR AFTER 00Z WHEN STRONG JET APPROACHES FROM THE

WEST...MORE ISOLATED TORNADIC SUPERCELLS COULD DEVELOP AS TH

CONFLUENCE FLOW NRN/CENTRAL FL.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 24040.





...HALES

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