[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 042255
SEL9
SPC WW 042255
KYZ000-TNZ000-050400-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 549
NWS STORM PREDICTION CENTER NORMAN OK
555 PM CDT SAT JUL 4 2009

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

       SOUTH CENTRAL KENTUCKY
       MIDDLE TENNESSEE

EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 555 PM UNTIL
1100 PM CDT.

HAIL TO 2 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 45
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 70 MILES WEST OF
FORT CAMPBELL KENTUCKY TO 30 MILES EAST NORTHEAST OF NASHVILLE
TENNESSEE.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).

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 545...WW 546...WW
547...WW 548...

DISCUSSION...SEVERE THREAT WILL LIKELY SPREAD ESEWD ALONG SURFACE
FRONT WITH STRENGTHENING WLY LLJ FORECAST TO OVERSPREAD THE MID
SOUTH THIS EVENING.  DEEP LAYER SHEAR WILL BE MORE THAN ADEQUATE FOR
SUPERCELLS...ALONG WITH SMALL SCALE BOW ECHOES.  LARGE HAIL AND
DAMAGING WINDS WILL BE PRIMARY SEVERE THREATS...ALTHOUGH AN ISOLATED
TORNADO REMAINS POSSIBLE WHERE STORMS INTERACT WITH SURFACE
BOUNDARIES.

AVIATION...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 450. MEAN STORM
MOTION VECTOR 29035.


...EVANS


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