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Friday, April 21, 2006

ABC 33/40 EWARN: Severe Weather Watch Notice

From ABC 33/40 E-Warn :

WWUS20 KWNS 220123
SEL5
SPC WW 220123
ALZ000-GAZ000-220800-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 235
NWS STORM PREDICTION CENTER NORMAN OK
925 PM EDT FRI APR 21 2006

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

SOUTHEASTERN ALABAMA
WESTERN AND NORTHERN GEORGIA

EFFECTIVE THIS FRIDAY NIGHT AND SATURDAY MORNING FROM 925 PM
UNTIL 400 AM EDT.

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 60
STATUTE MILES EAST AND WEST OF A LINE FROM 50 MILES NORTHWEST OF
ATHENS GEORGIA TO 20 MILES SOUTH OF DOTHAN ALABAMA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU5).

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 233...WW 234...

DISCUSSION...AS UPPER TROUGH LOWER MS VALLEY CONTINUES
EWD...ASSOCIATED LARGE SCALE ASCENT EXPECTED TO AID INCREASE IN
STRONG/SEVERE THUNDERSTORMS NOW ERN AL. 40-50KT SHEAR AND MLCAPES
TO 1500 J/KG SUFFICIENT FOR BOTH SHORT LINES AND ISOLATED
SUPERCELLS. THIS WILL RESULT IN LARGE HAIL AND LOCAL DAMAGING WIND
THREAT DEVELOPING INTO WRN GA.

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 24035.

...HALES

WWWW

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