[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 141623
SEL3
SPC WW 141623
ALZ000-MSZ000-TNZ000-150000-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 153
NWS STORM PREDICTION CENTER NORMAN OK
1125 AM CDT WED MAY 14 2014

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
  NORTHERN ALABAMA
  FAR NORTHEAST MISSISSIPPI
  WESTERN AND MIDDLE TENNESSEE

* EFFECTIVE THIS WEDNESDAY MORNING AND EVENING FROM 1125 AM UNTIL
  700 PM CDT.

* PRIMARY THREATS INCLUDE...
  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
  ISOLATED LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE
  A TORNADO OR TWO POSSIBLE

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 80
STATUTE MILES EAST AND WEST OF A LINE FROM 15 MILES SOUTH
SOUTHEAST OF MUSCLE SHOALS ALABAMA TO 45 MILES NORTHEAST OF
NASHVILLE TENNESSEE.  FOR A COMPLETE DEPICTION OF THE WATCH SEE
THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).

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.

&&

DISCUSSION...THUNDERSTORMS ARE EXPECTED TO INCREASE IN COVERAGE AND
INTENSITY THIS AFTERNOON AHEAD OF A SHORT-WAVE TROUGH AND ASSOCIATED
SURFACE LOW TRACKING NORTHEAST ACROSS THE REGION. THE COMBINATION OF
A MOIST AND MODERATELY UNSTABLE AIR MASS WITH A VERTICALLY VEERING
WIND PROFILE AND 40-45 KT OF DEEP-LAYER SHEAR INDICATE A RISK FOR
SUPERCELLS AND BOWING STRUCTURES CAPABLE OF DAMAGING WIND GUSTS AND
PERHAPS A TORNADO OR TWO.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS.
A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION
VECTOR 22030.


...MEAD


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