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869 

WWUS20 KWNS 091336

SEL2

SPC WW 091336

ARZ000-LAZ000-MSZ000-091800-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 762

NWS STORM PREDICTION CENTER NORMAN OK

835 AM CDT FRI OCT 9 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       SOUTHEAST ARKANSAS

       NORTHERN LOUISIANA

       NORTHWEST MISSISSIPPI



EFFECTIVE THIS FRIDAY MORNING AND AFTERNOON FROM 835 AM UNTIL 100

PM CDT.



TORNADOES...HAIL TO 1.5 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 65 STATUTE

MILES EAST AND WEST OF A LINE FROM 50 MILES EAST NORTHEAST OF

PINE BLUFF ARKANSAS TO 30 MILES SOUTH OF NATCHITOCHES LOUISIANA.

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.



DISCUSSION...NARROW LINE OF TSTMS ALREADY PRODUCING WIND DAMAGE

AROUND SHV NEAR SUNRISE MAY SUSTAIN INTENSITY/ORGANIZATION AS FRONT

SHIFTS EWD ACROSS THE MS RIVER VALLEY THROUGH THE EARLY TO MID

AFTERNOON.  VERY STRONG SHEAR WILL SUSTAIN SMALL BOWING STRUCTURES

AND PERHAPS TRANSIENT HP-SUPERCELLS ALONG THE LEADING EDGE OF THE

LINE.  WIND DAMAGE WILL BE PARAMOUNT THREAT WITH THESE

STORMS...ALTHOUGH ENHANCED LOW LEVEL SHEAR WILL ALSO MAINTAIN A

THREAT OF A FEW TORNADOES.



AVIATION...TORNADOES AND 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

400. MEAN STORM MOTION VECTOR 26040.





...EVANS

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