[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 091638
SEL2
SPC WW 091638
KYZ000-NCZ000-TNZ000-VAZ000-WVZ000-092300-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 112
NWS STORM PREDICTION CENTER NORMAN OK
1235 PM EDT SAT APR 9 2011

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

       LARGE PART OF EASTERN KENTUCKY
       PARTS OF WESTERN NORTH CAROLINA
       EASTERN TENNESSEE
       PARTS OF WESTERN VIRGINIA
       SOUTHERN WEST VIRGINIA

EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 1235 PM UNTIL
700 PM EDT.

HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 95
STATUTE MILES EAST AND WEST OF A LINE FROM 75 MILES NORTHEAST OF
JACKSON KENTUCKY TO 55 MILES SOUTH OF KNOXVILLE TENNESSEE.  FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU2).

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 111...

DISCUSSION...THUNDERSTORMS WILL INCREASE IN NUMBER AND INTENSITY
ALONG AND AHEAD OF ONGOING MCS MOVING EWD ACROSS WRN KY.  WITH THE
AIR MASS BECOMING MDTLY UNSTABLE AND SHEAR PROFILES INCREASING WITH
APPROACH OF MID LEVEL JET...STORMS WILL QUICKLY EVOLVE INTO LINE
SEGMENTS AND BOWS WITH ASSOCIATED DAMAGING WINDS.  IN ADDITION
SUPERCELL STRUCTURES ARE POSSIBLE BY MID AFTERNOON ENHANCING BOTH
THE LARGE HAIL THREAT AND AN ISOLATED TORNADO. ACTIVITY WILL QUICKLY
MOVE E/SEWD ACROSS SRN APPALACHIANS.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 29035.


...HALES


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