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WWUS20 KWNS 281948

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SPC WW 281948

GAZ000-NCZ000-SCZ000-290300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 37

NWS STORM PREDICTION CENTER NORMAN OK

350 PM EDT SUN MAR 28 2010



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       NORTHEAST GEORGIA

       WEST CENTRAL NORTH CAROLINA

       CENTRAL AND UPSTATE SOUTH CAROLINA



EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 350 PM UNTIL

1100 PM EDT.



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 70 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 40 MILES WEST OF ATHENS

GEORGIA TO 35 MILES EAST SOUTHEAST OF CHARLOTTE NORTH CAROLINA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU7).



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.



DISCUSSION...SCATTERED THUNDERSTORMS ARE INCREASING OVER PORTIONS OF

NORTHERN GA AND CENTRAL SC...IN VICINITY OF A RETREATING SURFACE

BOUNDARY.  VAD PROFILES AND FORECAST SOUNDINGS OVER THIS REGION SHOW

FAVORABLE LOW LEVEL AND DEEP LAYER VERTICAL SHEAR PROFILES FOR

SUPERCELLS CAPABLE OF LARGE HAIL...DAMAGING WINDS...AND ISOLATED

TORNADOES.  POTENTIAL EXISTS FOR MULTIPLE PERIODS OF CONVECTION

THROUGH THE AFTERNOON AND EVENING ACROSS THE WATCH AREA.



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

450. MEAN STORM MOTION VECTOR 24035.





...HART

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