ABC 33/40 EWARN: Severe Weather Watch Notice

From ABC 33/40 E-Warn :

WWUS20 KWNS 151456
SEL7
SPC WW 151456
ALZ000-152200-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 857
NWS STORM PREDICTION CENTER NORMAN OK
855 AM CST WED NOV 15 2006

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

NORTHERN ALABAMA

EFFECTIVE THIS WEDNESDAY MORNING AND AFTERNOON FROM 855 AM UNTIL
400 PM CST.

TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE
MILES EAST AND WEST OF A LINE FROM 35 MILES SOUTH SOUTHEAST OF
BIRMINGHAM ALABAMA TO 25 MILES NORTH NORTHWEST OF HUNTSVILLE
ALABAMA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU7).

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND 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.

OTHER WATCH INFORMATION...CONTINUE...WW 853...WW 854...WW
855...WW 856...

DISCUSSION...DEEP LOW OVER AR WITH INTENSE UPPER TROUGH ROTATING EWD
ACROSS CENTRAL GULF STATES TODAY. N/S SQUALL LINE MOVING EWD ACROSS
MS WITH A VERY FAVORABLE SHEAR PROFILE FOR SUPERCELLS/TORNADOS IN
PLACE EWD ACROSS NRN AL. INSTABILITY IS LIMITED HOWEVER GIVEN THE
STRONG SHEAR...SUPERCELLS ARE LIKELY TO BE EMBEDDED WITHIN THE
SQUALL LINE AS IT MOVES EWD ACROSS WATCH WITH DAMAGING WINDS AND
ISOLATED TORNADOES.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 24040.

...HALESWWWW

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