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URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 767

NWS STORM PREDICTION CENTER NORMAN OK

425 PM EDT FRI OCT 9 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       A SMALL PART OF WESTERN NORTH CAROLINA

       EASTERN TENNESSEE

       FAR SOUTHWEST VIRGINIA



EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 425 PM UNTIL

1000 PM 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 60 STATUTE

MILES EAST AND WEST OF A LINE FROM 10 MILES EAST SOUTHEAST OF

CHATTANOOGA TENNESSEE TO 45 MILES NORTH NORTHWEST OF BRISTOL

TENNESSEE.  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...CONTINUE...WW 763...WW 764...WW

765...WW 766...



DISCUSSION...LOW TOPPED THUNDERSTORMS WILL LIKELY CONTINUE EWD AHEAD

OF STRONG COLD FRONT IN THE FORM OF SUPERCELLS AND SMALL BOW ECHOES

AS AIR MASS REMAINS MODERATELY UNSTABLE AND STRONGLY SHEARED.

PRIMARY SEVERE THREAT WILL BE DAMAGING WINDS ALTHOUGH THE POTENTIAL

FOR TORNADOES IS ALSO EXPECTED GIVEN ENHANCED LOW LEVEL SHEAR.



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 400.

MEAN STORM MOTION VECTOR 24040.





...EVANS

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