[BNAWX] Severe Local Storm Watch and Watch Cancellation MSG

[EMWIN Server]

WWUS20 KWNS 201340
SEL0
SPC WW 201340
ALZ000-GAZ000-TNZ000-202100-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 300
NWS STORM PREDICTION CENTER NORMAN OK
940 AM EDT FRI MAY 20 2005

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

       NORTHERN AND EASTERN ALABAMA
       NORTHERN AND CENTRAL GEORGIA
       MIDDLE TENNESSEE

EFFECTIVE THIS FRIDAY MORNING AND AFTERNOON FROM 940 AM UNTIL 500
PM EDT.

HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 85
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 25 MILES WEST OF
MUSCLE SHOALS ALABAMA TO 85 MILES EAST OF MACON GEORGIA.  FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU0).

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
SEVERE THUNDERSTORM WATCH NUMBER 299. WATCH NUMBER 299 WILL NOT BE
IN EFFECT AFTER 940 AM EDT.

DISCUSSION...LINE OF STRONG/SEVERE THUNDERSTORMS WILL CONTINUE SEWD
ACROSS NRN AL  INTO GA WITH INTENSIFICATION EXPECTED LATER IN
MORNING AS AIRMASS BECOMES MODERATELY UNSTABLE WITH STRONG SFC
HEATING.  ADDITIONAL SEVERE THUNDERSTORMS WILL LIKELY DEVELOP ALONG
E/W FRONT DROPPING SWD THRU MID TN DURING DAY AHEAD OF POTENT S/WV
TROUGH MOVING SEWD ACROSS TN VALLEY.  PRIMARY THREAT WILL BE LARGE
HAIL GIVEN INSTABILITY AND FAVORABLE VEERING SHEAR PROFILES...AND
DAMAGING WINDS WITH SHORT LINES/BOWS THAT LIKELY WILL EVOLVE OUT OF
ANY MULTICELL STORM CLUSTER.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM
MOTION VECTOR 29030.


...HALES

;355,0880 335,0821 312,0821 333,0880;

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