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WWUS20 KWNS 102126

SEL2

SPC WW 102126

ARZ000-110400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 22

NWS STORM PREDICTION CENTER NORMAN OK

325 PM CST WED MAR 10 2010



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       A LARGE PART OF ARKANSAS



EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 325 PM UNTIL

1000 PM CST.



TORNADOES...HAIL TO 3 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 75 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 55 STATUTE

MILES EAST AND WEST OF A LINE FROM 25 MILES SOUTHWEST OF EL

DORADO ARKANSAS TO 20 MILES NORTH OF FLIPPIN ARKANSAS.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU2).



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 20...WW 21...



DISCUSSION...SEVERE THUNDERSTORMS EXPECTED TO RAPIDLY DEVELOP ACROSS

WRN AR IN RESPONSE TO APPROACH OF A VERY STRONG UPPER SYSTEM AND

INCREASING INSTABILITY.  SHEAR PROFILES SUPPORT SUPERCELLS INCLUDING

POSSIBLE TORNADOS AND LARGE HAIL.  STORMS WILL MOVE RAPIDLY NEWD

ACROSS THE WATCH THRU THE EVENING.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

450. MEAN STORM MOTION VECTOR 24035.





...HALES

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