

997 

WWUS20 KWNS 102233

SEL5

SPC WW 102233

GAZ000-SCZ000-110500-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 135

NWS STORM PREDICTION CENTER NORMAN OK

630 PM EDT FRI APR 10 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       CENTRAL GEORGIA

       UPSTATE SOUTH CAROLINA



EFFECTIVE THIS FRIDAY NIGHT AND SATURDAY MORNING FROM 630 PM

UNTIL 100 AM 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 55 STATUTE

MILES EAST AND WEST OF A LINE FROM 15 MILES NORTHEAST OF

SPARTANBURG SOUTH CAROLINA TO 5 MILES SOUTHWEST OF MACON GEORGIA.

 FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU5).



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 132...WW 133...WW 134...



DISCUSSION...A BROKEN BAND OF SUPERCELLS IS EXPECTED TO PERSIST AND

SPREAD EWD/ESEWD FROM CENTRAL AL/N GA INTO CENTRAL GA AND UPSTATE SC

THROUGH EARLY TONIGHT.  LOW-LEVEL MOISTURE DOES DECREASE WITH EWD

EXTENT FROM GA INTO SC...BUT GRADUAL MOISTENING AND STEEP LAPSE

RATES WILL HELP MAINTAIN SUFFICIENT INSTABILITY FOR LARGE

HAIL/DAMAGING WINDS THROUGH AT LEAST EARLY TONIGHT.  THE TORNADO

THREAT WILL BE GREATEST ALONG THE RESIDUAL OUTFLOW BOUNDARY FROM NE

GA INTO UPSTATE SC...WHERE LOW-LEVEL SHEAR AND MOISTURE WILL BE

MAXIMIZED.



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 27040.





...THOMPSON

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