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000
WWUS20 KWNS 210551
SEL0
SPC WW 210551
ARZ000-MOZ000-210900-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 200
NWS STORM PREDICTION CENTER NORMAN OK
1250 AM CDT TUE MAY 21 2013

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
  NORTHEAST ARKANSAS
  MISSOURI BOOTHEEL

* EFFECTIVE THIS TUESDAY MORNING FROM 1250 AM UNTIL 400 AM CDT.

* PRIMARY THREATS INCLUDE...
  SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
  A FEW LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 40
STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES EAST
NORTHEAST OF WALNUT RIDGE ARKANSAS TO 90 MILES SOUTH SOUTHWEST OF
JONESBORO ARKANSAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE
THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 195...WW 196...WW
197...WW 198...WW 199...

DISCUSSION...BOWING LINE OF STORMS IS EXPECTED TO ADVANCE EASTWARD
INTO A MODERATELY UNSTABLE AIR MASS LOCATED OVER NERN AR AND THE MO
BOOTHEEL OVERNIGHT WITH A THREAT FOR STRONG...DAMAGING WINDS.
POTENTIAL EXISTS FOR DAMAGING WINDS TO MOVE EAST OF THE MISSISSIPPI
RIVER INTO FAR WRN TN AND FAR NWRN MS AFTER 07Z...WHERE A LOCAL
WATCH EXTENSION MAY BE REQUIRED.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 27045.


...PETERS/HART