[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 131506
SEL2
SPC WW 131506
ARZ000-MOZ000-MSZ000-TNZ000-132100-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 472
NWS STORM PREDICTION CENTER NORMAN OK
1005 AM CDT MON JUN 13 2011

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

       NORTHEAST AND EAST CENTRAL ARKANSAS
       SOUTH CENTRAL AND SOUTHEAST MISSOURI
       NORTH CENTRAL AND NORTHWEST MISSISSIPPI
       WESTERN TENNESSEE

EFFECTIVE THIS MONDAY MORNING AND AFTERNOON FROM 1005 AM UNTIL
400 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 115
STATUTE MILES NORTH AND SOUTH OF A LINE FROM FLIPPIN ARKANSAS TO
45 MILES SOUTH SOUTHEAST OF DYERSBURG TENNESSEE.  FOR A COMPLETE
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
(WOUS64 KWNS WOU2).

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 471...

DISCUSSION...CLUSTER OF ELEVATED STORMS IN MO...FED BY WAA ON THE
NOSE OF A 40-50 KT SWLY LLJ...WILL PERSIST AND SPREAD SSEWD TOWARD
NE AR WITH A CONTINUED RISK FOR ISOLATED LARGE HAIL.  LATER THIS
MORNING INTO THIS AFTERNOON...DESTABILIZATION AND WEAKENING
CONVECTIVE INHIBITION IN THE WARM SECTOR WILL ALLOW SURFACE-BASED
STORM DEVELOPMENT...EITHER AS AN EXTENSION OF THE ELEVATED MORNING
STORMS...OR NEW DEVELOPMENT ON THE FRONT FROM WRN TN INTO NE AR.
THE SURFACE-BASED STORMS SHOULD THEN EVOLVE INTO A SSEWD MOVING
CLUSTER WITH THE POTENTIAL FOR DAMAGING WINDS AND LARGE HAIL.

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 32030.


...THOMPSON
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