[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 141635
SEL0
SPC WW 141635
KYZ000-TNZ000-VAZ000-150000-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 170
NWS STORM PREDICTION CENTER NORMAN OK
1135 AM CDT FRI MAY 14 2010

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

       MUCH OF SOUTHERN AND EASTERN KENTUCKY
       MUCH OF MIDDLE AND PARTS OF NORTHEASTERN TENNESSEE
       PARTS OF WESTERN VIRGINIA

EFFECTIVE THIS FRIDAY MORNING AND EVENING FROM 1135 AM UNTIL 700
PM CDT.

HAIL TO 2.5 INCHES 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 60
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 65 MILES SOUTH
SOUTHWEST OF CLARKSVILLE TENNESSEE TO 35 MILES SOUTH SOUTHEAST OF
HUNTINGTON WEST VIRGINIA.  FOR A COMPLETE DEPICTION OF THE WATCH
SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).

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 169...

DISCUSSION...HEATING HAS INCREASED INSTABILITY TO AOA 3000 J/KG WITH
LITTLE REMAINING CIN. WITH 35-40 OF DEEP LAYER SHEAR...STORMS WILL
DEVELOP RAPIDLY ACROSS THE WATCH AREA. PRIMARY THREAT WILL BE LARGE
HAIL AND DAMAGING WINDS...PARTICULARLY WITH ANY ROTATING STORMS THAT
DEVELOP AND/OR LINE SEGMENTS

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM
MOTION VECTOR 24025.


...HALES
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