[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 231738
SEL1
SPC WW 231738
KYZ000-OHZ000-TNZ000-WVZ000-240100-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 541
NWS STORM PREDICTION CENTER NORMAN OK
1240 PM CDT THU JUN 23 2011

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

       LARGE PART OF CENTRAL AND EASTERN KENTUCKY
       PARTS OF SOUTHERN OHIO
       PARTS OF MIDDLE TENNESSEE
       PARTS OF WESTERN WEST VIRGINIA

EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 1240 PM UNTIL
800 PM CDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 90 STATUTE
MILES EAST AND WEST OF A LINE FROM 20 MILES SOUTH SOUTHEAST OF
NASHVILLE TENNESSEE TO 30 MILES NORTH NORTHWEST OF CHARLESTON
WEST VIRGINIA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).

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.

DISCUSSION...THUNDERSTORMS DEVELOPING ALONG/AHEAD OF THE COLD FRONT
WHERE AIR MASS HAS DESTABILIZED AND NEARLY UNCAPPED.  WITH MLCAPES
AOA 2000 J/KG ALONG WITH 30-40KT OF SHEAR...POTENTIAL FOR SUPERCELLS
WILL INCREASE THROUGH THE AFTERNOON.  IN ADDITION TO DAMAGING
WINDS...TORNADOES WILL BE POSSIBLE WITH ANY SUPERCELL.  STORMS
EXPECTED TO DEVELOP INTO CLUSTERS...LINE SEGMENTS WITH WIND DAMAGE
POTENTIAL.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
550. MEAN STORM MOTION VECTOR 24035.


...HALES


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