[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 231834
SEL3
SPC WW 231834
ARZ000-MOZ000-TNZ000-240200-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 343
NWS STORM PREDICTION CENTER NORMAN OK
135 PM CDT MON MAY 23 2011

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

       NORTHERN ARKANSAS
       MISSOURI BOOTHEEL
       WESTERN TENNESSEE

EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 135 PM UNTIL 900
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 50
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES NORTH OF
RUSSELLVILLE ARKANSAS TO 50 MILES NORTH NORTHEAST OF MEMPHIS
TENNESSEE.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).

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 338...WW 339...WW
340...WW 341...WW 342...

DISCUSSION...SRN EDGE OF NOCTURNAL MO MCS HAS RECENTLY
RE-INTENSIFIED AND IS NOW BEGINNING TO FORWARD-PROPAGATE ESEWD
ACROSS NRN AR.  GIVEN THE MOIST AND MODERATELY UNSTABLE AIR MASS IN
PLACE DOWNSTREAM ACROSS CNTRL/ERN AR INTO WRN TN...EXPECT THIS
EVOLVING BOW ECHO TO PERSIST AND PERHAPS ACCELERATE WITH A THREAT
FOR DAMAGING WINDS AND HAIL.  ANY TORNADO THREAT SHOULD REMAIN BRIEF
AND CONFINED TO THE IMMEDIATE GUST FRONT OF MCS.

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 28035.


...MEAD


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