[BNAWX] Severe Local Storm Watch and Watch Cancellation MSG

[EMWIN Server]

WWUS20 KWNS 260558
SEL1
SPC WW 260558
ALZ000-MOZ000-TNZ000-261000-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 401
NWS STORM PREDICTION CENTER NORMAN OK
1255 AM CDT FRI MAY 26 2006

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

       EXTREME NORTHERN ALABAMA
       THE MISSOURI BOOTHEEL
       WESTERN AND MIDDLE TENNESSEE

EFFECTIVE THIS FRIDAY MORNING FROM 1255 AM UNTIL 500 AM CDT.

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 50
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 25 MILES WEST
NORTHWEST OF JACKSON TENNESSEE TO 80 MILES EAST NORTHEAST OF
HUNTSVILLE 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...THIS SEVERE THUNDERSTORM WATCH REPLACES
TORNADO WATCH NUMBER 397. WATCH NUMBER 397 WILL NOT BE IN EFFECT
AFTER 1255 AM CDT. CONTINUE...WW 398...WW 399...WW 400...

DISCUSSION...BAND OF STRONG/SEVERE THUNDERSTORMS IS EXPECTED TO
PROPAGATE ESEWD ALONG SRN EDGE OF STRONGER FLOW ALOFT...INTO MOIST
AND MODERATELY UNSTABLE AIR MASS.  STORMS HAVE SHOWN INDICATIONS OF
BACKBUILDING INTO EXTREME SERN MO DURING THE LAST HOUR...AND THIS
WILL MAINTAIN THREAT OF SEVERE ACTIVITY SPREADING INTO WRN TN NEXT
1-2 HOURS.  SEVERE THREAT IS EXPECTED TO GRADUALLY DIMINISH WITH SWD
EXTENT WHERE WINDS/VERTICAL SHEAR WEAKEN INTO NRN PARTS OF MS AND
AL.

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 28035.


...WEISS
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