SEL2
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 12
NWS STORM PREDICTION CENTER NORMAN OK
1225 PM EST THU JAN 13 2005
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
EASTERN KENTUCKY
FAR WESTERN NORTH CAROLINA
SOUTHERN AND CENTRAL OHIO
EAST TENNESSEE
SOUTHWEST VIRGINIA
WESTERN WEST VIRGINIA
EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 1225 PM UNTIL
600 PM EST.
HAIL TO 0.5 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 80 STATUTE MILES
EAST AND WEST OF A LINE FROM 35 MILES NORTHWEST OF PARKERSBURG
WEST VIRGINIA TO 55 MILES EAST OF CHATTANOOGA TENNESSEE.
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 10...WW 11...
DISCUSSION...DOWNSLOPE SLY FLOW W OF THE CNTRL APLCNS WILL RESULT IN
MODEST LOW LEVEL DESTABILIZATION AHEAD N/S CONVECTIVE BAND NOW
CROSSING CNTRL/ERN KY AND MIDDLE TN. COUPLED WITH STRENGTHENING
WIND FIELD AND FRONTOGENETIC FORCING ASSOCIATED WITH EJECTING UPPER
IMPULSE NOW OVER MO/AR...THREAT MAY INCREASE FOR DOWNWARD MOMENTUM
TRANSFER/DAMAGING WIND GUSTS AS CONVECTIVE BAND CONTINUES EWD.
AVIATION...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 22045.
...CORFIDI
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