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URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 12

NWS STORM PREDICTION CENTER NORMAN OK

845 PM EST SUN JAN 7 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       FAR NORTHEAST AND EAST CENTRAL GEORGIA

       SMALL PART OF SOUTH CENTRAL NORTH CAROLINA

       CENTRAL AND WESTERN SOUTH CAROLINA



EFFECTIVE THIS SUNDAY NIGHT AND MONDAY MORNING FROM 845 PM UNTIL

300 AM EST.



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 APPROXIMATELY ALONG AND 60 STATUTE

MILES EITHER SIDE OF A LINE FROM 50 MILES WEST NORTHWEST OF

AUGUSTA GEORGIA TO 45 MILES NORTH NORTHWEST OF FLORENCE SOUTH

CAROLINA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).



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 11...



DISCUSSION...MARGINAL INSTABILITY AND WEAK MID LEVEL LAPSE RATES

WILL TEMPER DEEP MOIST CONVECTION ACROSS THIS REGION TONIGHT.

HOWEVER...FORECAST SOUNDINGS CONTINUE TO FAVOR SHALLOW MOIST

CONVECTION WITH VERY STRONG LOW LEVEL SHEAR.  IN ADDITION...PRESENCE

OF QUASI-STATIONARY SURFACE FRONT FROM S-CENTRAL NC INTO WRN SC WILL

ENHANCE THE POTENTIAL FOR ISOLATED TORNADOES AND/OR WIND DAMAGE AS

SHALLOW STORMS REMAIN ORGANIZED IN THE FORM OF LINES AND SUPERCELLS.



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

300. MEAN STORM MOTION VECTOR 25035.





...EVANS

