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WWUS20 KWNS 280031

SEL7

SPC WW 280031

GAZ000-NCZ000-SCZ000-CWZ000-280600-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 737

NWS STORM PREDICTION CENTER NORMAN OK

830 PM EDT WED OCT 27 2010



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       EXTREME EAST CENTRAL GEORGIA

       CENTRAL AND EASTERN NORTH CAROLINA

       CENTRAL AND EASTERN SOUTH CAROLINA

       COASTAL WATERS



EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 830 PM

UNTIL 200 AM EDT.



TORNADOES...HAIL TO 1 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 85 STATUTE

MILES EAST AND WEST OF A LINE FROM 5 MILES NORTH NORTHWEST OF

ROANOKE RAPIDS NORTH CAROLINA TO 30 MILES SOUTH OF COLUMBIA SOUTH

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.



OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO

WATCH NUMBER 735. WATCH NUMBER 735 WILL NOT BE IN EFFECT AFTER

830 PM EDT. CONTINUE...WW 736...



DISCUSSION...THUNDERSTORMS MOVING INTO CENTRAL PARTS OF THE

CAROLINAS ARE EXPECTED TO PERSIST INTO TONIGHT AS THEY MOVE INTO

MOIST AND UNSTABLE ENVIRONMENT. THEY ARE OCCURRING ALONG SRN EDGE OF

STRONGER MID/UPPER FLOW ASSOCIATED WITH THE INTENSE UPPER LOW NORTH

OF LAKE SUPERIOR. DEEP LAYER SHEAR OVER THE AREA REMAINS FAVORABLE

FOR SUPERCELLS...AND A STRENGTHENING LOW LEVEL JET WILL INCREASE LOW

LEVEL SHEAR AND SRH /SEE CURRENT KCAE VWP/.  THIS WILL MAINTAIN A

THREAT FOR SEVERE STORMS AND A FEW TORNADOES INTO TONIGHT.



AVIATION...TORNADOES AND 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 450.

MEAN STORM MOTION VECTOR 23035.





...WEISS

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