[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 292059
SEL8
SPC WW 292059
ALZ000-TNZ000-300300-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 118
NWS STORM PREDICTION CENTER NORMAN OK
355 PM CDT TUE APR 29 2014

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* TORNADO WATCH FOR PORTIONS OF
  CENTRAL AND NORTHERN ALABAMA
  A SMALL PART OF SOUTHERN MIDDLE TENNESSEE

* EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 355 PM UNTIL
  1000 PM CDT.

* PRIMARY THREATS INCLUDE...
  A COUPLE TORNADOES POSSIBLE
  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
  ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE
MILES NORTH AND SOUTH OF A LINE FROM 40 MILES WEST NORTHWEST OF
TUSCALOOSA ALABAMA TO 30 MILES NORTHEAST OF GADSDEN ALABAMA.  FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU8).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND 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.

&&

OTHER WATCH INFORMATION...CONTINUE...WW 116...WW 117...

DISCUSSION...SCATTERED THUNDERSTORMS HAVE DEVELOPED ALONG THE WIND
SHIFT ACROSS CENTRAL/NRN MS...IN CONJUNCTION WITH AN EJECTING
MID-UPPER JET STREAK.  RECOVERY FROM THE MORNING MCS HAS BEEN SLOWED
BY CONTINUED STORM DEVELOPMENT ALONG THE GULF COAST...AND LAPSE
RATES ALOFT REMAIN RELATIVELY POOR PER 18Z BMX AND 20Z UAH
SOUNDINGS.  ADDITIONALLY...THE WIND PROFILES ARE CHARACTERIZED BY
MODEST LOW-LEVEL SHEAR AND VERY STRONG SPEED SHEAR ALOFT...IN THE
ZONE OF POOR LAPSE RATES.  THERE ARE A FEW CONCERNS REGARDING ANY
HIGHER-END SEVERE WEATHER THREAT...BUT STILL SOME POTENTIAL FOR
SUPERCELLS AND/OR EVOLUTION OF STORMS INTO A CLUSTER LATER.  A
COUPLE OF TORNADOES ARE STILL POSSIBLE...ALONG WITH LARGE HAIL AND
DAMAGING WINDS.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 25035.


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

Follow us on Facebook at:
http://www.facebook.com/nashvilleweather