[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 041906
SEL4
SPC WW 041906
KYZ000-NCZ000-OHZ000-TNZ000-VAZ000-WVZ000-050100-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 94
NWS STORM PREDICTION CENTER NORMAN OK
305 PM EDT MON APR 4 2011

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

       EASTERN KENTUCKY
       EXTREME WESTERN NORTH CAROLINA
       SOUTHEAST OHIO
       EASTERN TENNESSEE
       EXTREME WESTERN VIRGINIA
       WESTERN WEST VIRGINIA

EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 305 PM UNTIL 900
PM EDT.

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 APPROXIMATELY ALONG AND 50
STATUTE MILES EAST AND WEST OF A LINE FROM 20 MILES NORTHWEST OF
PARKERSBURG WEST VIRGINIA TO 65 MILES SOUTH OF CROSSVILLE
TENNESSEE.  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 89...WW 90...WW 91...WW
92...WW 93...

DISCUSSION...WELL-DEVELOPED SQUALL LINE WILL CONTINUE TO SURGE EWD
THROUGH THE AFTERNOON/EVENING WITH A CONTINUED RISK FOR DAMAGING
WINDS.  GRADUAL BOUNDARY LAYER MOISTENING AND SOME CLOUD BREAKS WILL
SUPPORT WEAK SURFACE-BASED INSTABILITY...WHILE STRONG LOW-MIDLEVEL
FLOW WILL SUPPORT DAMAGING WINDS WITH MOMENTUM TRANSFER TO THE
SURFACE IN BOWING SEGMENTS.

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 450. MEAN STORM
MOTION VECTOR 26055.


...THOMPSON


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