[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 180058
SEL9
SPC WW 180058
TNZ000-180600-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 569
NWS STORM PREDICTION CENTER NORMAN OK
700 PM CST SUN NOV 17 2013

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
  MIDDLE AND EASTERN TENNESSEE

* EFFECTIVE THIS SUNDAY NIGHT FROM 700 PM UNTIL MIDNIGHT CST.

* PRIMARY THREATS INCLUDE...
  SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 80
STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTH
NORTHEAST OF CROSSVILLE TENNESSEE TO 65 MILES SOUTHWEST OF
CROSSVILLE TENNESSEE.  FOR A COMPLETE DEPICTION OF THE WATCH SEE
THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 562...WW 563...WW
565...WW 566...WW 567...WW 568...

DISCUSSION...A LINE OF STORMS ALONG THE COLD FRONT WILL CONTINUE TO
MOVE SEWD ACROSS TN EARLY TONIGHT...WHILE THE MAIN SYNOPTIC STORM
SYSTEM PASSES BY FARTHER TO THE N.  IN THE SHORT TERM...STRONG
LOW-LEVEL WINDS/SHEAR WILL SUPPORT A RISK FOR DAMAGING
WINDS...THOUGH WEAKENING OF BOTH SHEAR AND INSTABILITY LATER TONIGHT
WILL LEAD TO A DIMINISHING THREAT TOWARD ABOUT 06Z.

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 400. MEAN STORM
MOTION VECTOR 28040.


...THOMPSON


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