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000 

WWUS20 KWNS 261627

SEL1

SPC WW 261627

GAZ000-NCZ000-SCZ000-CWZ000-262100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 81

NWS STORM PREDICTION CENTER NORMAN OK

1125 AM EST TUE FEB 26 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       PARTS OF EASTERN GEORGIA

       SOUTHEASTERN NORTH CAROLINA

       EASTERN SOUTH CAROLINA

       COASTAL WATERS



EFFECTIVE THIS TUESDAY MORNING AND AFTERNOON FROM 1125 AM UNTIL

400 PM EST.



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 45

STATUTE MILES EITHER SIDE OF A LINE FROM 45 MILES SOUTHWEST OF

SAVANNAH GEORGIA TO 70 MILES NORTHEAST OF MYRTLE BEACH SOUTH

CAROLINA.  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 77...WW 79...WW 80...



DISCUSSION...LONG-LIVED QLSC WILL CONTINUE EWD ACROSS THE COASTAL

PLAIN TODAY.  INFLOW AIR MASS SHOULD CONTINUE TO DESTABILIZE OWING

TO DIABATIC HEATING AND INCREASING BOUNDARY LAYER MOISTURE...LIKELY

SUPPORTING FURTHER INTENSIFICATION TO ONGOING MCS. REGIONAL VWPS

INDICATE THAT AMBIENT WIND FIELDS ARE RELATIVELY STRONG AND THE

POTENTIAL WILL EXIST FOR EMBEDDED BOWING STRUCTURES CAPABLE OF

MAINLY LOCALLY DAMAGING WINDS.



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 400. MEAN STORM MOTION

VECTOR 24045.





...MEAD/EVANS

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