[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 280922
SEL8
SPC WW 280922
ALZ000-ARZ000-KYZ000-MOZ000-TNZ000-281700-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 568
NWS STORM PREDICTION CENTER NORMAN OK
420 AM CDT TUE JUN 28 2011

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

       NORTHERN ALABAMA
       NORTHERN ARKANSAS
       A SMALL PART OF SOUTHWEST KENTUCKY
       SOUTHERN MISSOURI
       WESTERN AND MIDDLE TENNESSEE

EFFECTIVE THIS TUESDAY MORNING FROM 420 AM UNTIL NOON CDT.

HAIL TO 1.7 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 35 MILES SOUTH OF
MONETT MISSOURI TO 85 MILES EAST SOUTHEAST OF NASHVILLE
TENNESSEE.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).

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.

DISCUSSION...TWO EVOLVING TSTM CLUSTERS...ONE IN SW MO AND THE OTHER
IN NRN MIDDLE TN...EXPECTED TO MOVE GENERALLY ESE TO SE THROUGH
LATER THIS MORNING AS ASSOCIATED COLD FRONT SETTLES FARTHER S INTO
REGION OF GREATER SFC-BASED INSTABILITY.  WSWLY LOW LVL INFLOW TO
THE CLUSTERS WILL BE MODEST...BUT WILL TAP PW AOA 2 INCHES.  IN
ADDITION...THE MCSS WILL REMAIN IN AREA OF UPR DIVERGENCE ASSOCIATED
WITH ENTRANCE REGION OF LWR OH VLY JET STREAK.  PRECIP LOADING/STORM
MERGERS MAY YIELD A FEW WET MICROBURSTS...WITH SVR HAIL ALSO A
POSSIBILITY...MAINLY IN MO/AR.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1.7 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM
MOTION VECTOR 29025.


...CORFIDI
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