ABC 33/40 EWARN: Severe Weather Watch Notice

From ABC 33/40 E-Warn :

WWUS20 KWNS 262258
SEL9
SPC WW 262258
ALZ000-TNZ000-270400-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 409
NWS STORM PREDICTION CENTER NORMAN OK
600 PM CDT FRI MAY 26 2006

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

NORTHERN ALABAMA
MIDDLE TENNESSEE

EFFECTIVE THIS FRIDAY EVENING FROM 600 PM UNTIL 1100 PM 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 60
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 55 MILES NORTH
NORTHWEST OF MUSCLE SHOALS ALABAMA TO 80 MILES EAST NORTHEAST OF
HUNTSVILLE ALABAMA. FOR A COMPLETE DEPICTION OF THE WATCH SEE
THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).

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 402...WW 403...WW
404...WW 405...WW 406...WW 407...WW 408...

DISCUSSION...WITH A VERY UNSTABLE AIR MASS IN PLACE AND 30-35KT OF
DEEP LAYER SHEAR...CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS
TO DEVELOP AND PROPAGATE E/SE ACROSS THE WATCH AREA.

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 550. MEAN STORM
MOTION VECTOR 28025.

...HALES

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