[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 041650
SEL4
SPC WW 041650
NCZ000-TNZ000-VAZ000-WVZ000-050000-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 594
NWS STORM PREDICTION CENTER NORMAN OK
1250 PM EDT MON JUL 4 2011

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

       WESTERN AND CENTRAL NORTH CAROLINA
       EAST TENNESSEE
       SOUTHWEST VIRGINIA
       EXTREME SOUTHERN WEST VIRGINIA

EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 1250 PM UNTIL
800 PM EDT.

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 70
STATUTE MILES EITHER SIDE OF A LINE FROM 5 MILES SOUTH OF
KNOXVILLE TENNESSEE TO 55 MILES EAST NORTHEAST OF DANVILLE
VIRGINIA.  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 593...

DISCUSSION...THUNDERSTORMS ARE INCREASING IN COVERAGE OVER THE
MOUNTAINS OF TN/NC AND EXTREME SOUTHWEST VA.  THIS ACTIVITY IS
EXPECTED TO SPREAD EASTWARD ACROSS THE WATCH AREA THROUGH THE
AFTERNOON HOURS.  HIGH LOW LEVEL THETA-E AND CAPE VALUES COUPLED
WITH SUFFICIENT WESTERLY FLOW ALOFT WILL PROMOTE STRONG DOWNDRAFTS
IN THE STRONGER CELLS CAPABLE OF LOCALLY DAMAGING WINDS.

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 500. MEAN STORM
MOTION VECTOR 27025.


...HART


This weather bulletin was brought to you by:
www.nashvilleweather.net