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000 

WWUS20 KWNS 091533

SEL5

SPC WW 091533

ARZ000-LAZ000-MSZ000-092300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 945

NWS STORM PREDICTION CENTER NORMAN OK

935 AM CST TUE DEC 9 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       SOUTHEAST ARKANSAS

       NORTHERN AND CENTRAL LOUISIANA

       WESTERN AND CENTRAL MISSISSIPPI



EFFECTIVE THIS TUESDAY MORNING AND AFTERNOON FROM 935 AM UNTIL

500 PM CST.



TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 80 STATUTE

MILES EAST AND WEST OF A LINE FROM 45 MILES NORTH NORTHWEST OF

GREENWOOD MISSISSIPPI TO 25 MILES SOUTH SOUTHEAST OF FORT POLK

LOUISIANA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).



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 944...



DISCUSSION...THUNDERSTORMS CONTINUE TO INTENSIFY ACROSS PARTS OF

CENTRAL LA...AND ALONG CONVECTIVE LINE FROM NORTHEAST TX INTO

EASTERN AR.  INCREASING SOUTHERLY LOW LEVEL WINDS ACROSS THIS REGION

WILL HELP ESTABLISH A MOIST AND MARGINALLY UNSTABLE AIRMASS THROUGH

THE DAY...WHILE STRONG VERTICAL SHEAR IS MAINTAINED.  POTENTIAL FOR

ISOLATED TORNADOES AND DAMAGING WINDS WILL BE PRESENT THROUGH MUCH

OF THE DAY.



AVIATION...TORNADOES AND 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

450. MEAN STORM MOTION VECTOR 24035.





...HART

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