Severe Thunderstorm Watch

URGENT - IMMEDIATE BROADCAST REQUESTED
 SEVERE THUNDERSTORM WATCH NUMBER 714
 NWS STORM PREDICTION CENTER NORMAN OK
 825 AM EDT MON OCT 25 2010

 THE NWS STORM PREDICTION CENTER HAS ISSUED A
 SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

        EAST CENTRAL GEORGIA
        WESTERN NORTH CAROLINA
        WESTERN AND CENTRAL SOUTH CAROLINA
        SOUTHWEST VIRGINIA
        EXTREME SOUTHERN WEST VIRGINIA

 EFFECTIVE THIS MONDAY MORNING AND AFTERNOON FROM 825 AM UNTIL 100
 PM EDT.

 HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

 THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
 STATUTE MILES EAST AND WEST OF A LINE FROM 15 MILES NORTH
 NORTHEAST OF DUBLIN VIRGINIA TO 20 MILES WEST SOUTHWEST OF
 COLUMBIA SOUTH CAROLINA.  FOR A COMPLETE DEPICTION OF THE WATCH
 SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4).

 REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
 FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
 DO PRODUCE TORNADOES.

 OTHER WATCH INFORMATION...CONTINUE...WW 711...WW 712...WW 713...

 DISCUSSION...PERSISTENT/ORGANIZED LINE OF THUNDERSTORMS CONTINUES
 MOVING EWD ACROSS THE SRN APPALACHIANS ATTM...INTO MARGINALLY
 UNSTABLE BUT STRONGLY SHEARED ENVIRONMENT.  WITH CONTINUED MID-LEVEL
 COOLING AND LARGE-SCALE ASCENT OVERSPREADING THE AREA AHEAD OF A
 STRONG VORT MAX CROSSING THE TN VALLEY REGION...EXPECT STORMS TO
 CONTINUE MOVING RAPIDLY EWD -- POSING A THREAT FOR ISOLATED DAMAGING
 WINDS THROUGH MIDDAY.

 AVIATION...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 26040.