[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 312303
SEL1
SPC WW 312303
ALZ000-TNZ000-010400-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 331
NWS STORM PREDICTION CENTER NORMAN OK
600 PM CDT THU MAY 31 2012

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

       NORTHERN ALABAMA
       MIDDLE TENNESSEE

EFFECTIVE THIS THURSDAY EVENING FROM 600 PM UNTIL 1100 PM CDT.

HAIL TO 1.5 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 75
STATUTE MILES EAST AND WEST OF A LINE FROM 35 MILES NORTH
NORTHWEST OF NASHVILLE TENNESSEE TO 25 MILES SOUTH OF MUSCLE
SHOALS ALABAMA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).

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 328...WW 329...WW 330...

DISCUSSION...TSTM BAND IN NE MS/W TN MAY INCREASE IN STRENGTH THIS
EVE AS IT CONTINUES ENE INTO RELATIVELY UNDISTURBED ENVIRONMENT
ACROSS NRN AL/MIDDLE TN.  OTHER STORMS MAY FORM AHEAD OF THE BAND AS
LARGE SCALE ASCENT INCREASES WITH THE APPROACH OF UPR VORT NOW
NEARING MEMPHIS.  20-25 KT WSWLY DEEP SHEAR MAY SUPPORT A FEW
SUSTAINED STORMS WITH LOCALLY DMGG WIND/MARGINALLY SVR HAIL.

AVIATION...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 500. MEAN STORM
MOTION VECTOR 24025.


...CORFIDI


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