[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 280737
SEL9
SPC WW 280737
ARZ000-INZ000-KYZ000-MOZ000-TNZ000-281500-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 29
NWS STORM PREDICTION CENTER NORMAN OK
135 AM CST MON FEB 28 2011

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

       NORTHEAST ARKANSAS
       FAR SOUTHERN INDIANA
       WESTERN AND CENTRAL KENTUCKY
       MISSOURI BOOTHEEL
       WESTERN AND PARTS OF MIDDLE TENNESSEE

EFFECTIVE THIS MONDAY MORNING FROM 135 AM UNTIL 900 AM CST.

TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 75 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 90 STATUTE
MILES EAST AND WEST OF A LINE FROM 50 MILES NORTHEAST OF
LOUISVILLE KENTUCKY TO 15 MILES WEST OF MEMPHIS TENNESSEE.  FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU9).

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 24...WW 25...WW 26...WW
27...WW 28...

DISCUSSION...A MULTI-MODAL SEVERE WEATHER EPISODE IS EXPECTED TO
SPREAD EWD ACROSS THE WW AREA...INCLUDING SUPERCELLS AND BOWING
STRUCTURES.  A VERY STRONG /50-70+ KT/ SWLY LLJ IS SERVING TO
ENHANCE THE FLUX OF A WARM AND HUMID AIR MASS NWD THROUGH THE
LOWER/MID MS VALLEY.  WHEN COUPLED WITH THE EXTREME VERTICAL
SHEAR...EXPECT THE THREAT FOR TORNADOES AND CORRIDORS OF DAMAGING
WINDS TO PERSIST THROUGH THE EARLY MORNING HOURS.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.
MEAN STORM MOTION VECTOR 26045.


...MEAD

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