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560 

WWUS20 KWNS 031123

SEL5

SPC WW 031123

LAZ000-MSZ000-031800-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 885

NWS STORM PREDICTION CENTER NORMAN OK

620 AM CDT WED SEP 3 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       SOUTHWEST THROUGH NORTHEAST LOUISIANA

       SOUTHWEST MISSISSIPPI



EFFECTIVE THIS WEDNESDAY MORNING AND AFTERNOON FROM 620 AM UNTIL

100 PM CDT.



TORNADOES...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS

LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 40 STATUTE

MILES EAST AND WEST OF A LINE FROM 60 MILES NORTH OF NATCHEZ

MISSISSIPPI TO 85 MILES SOUTH SOUTHWEST OF ALEXANDRIA 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...THIS TORNADO WATCH REPLACES TORNADO

WATCH NUMBER 884. WATCH NUMBER 884 WILL NOT BE IN EFFECT AFTER

620 AM CDT.



DISCUSSION...CONVECTIVE RAINBANDS WILL CONTINUE DEVELOPING NEXT

SEVERAL HOURS FROM SW LA NEWD THROUGH WRN MS EAST OF THE CENTER OF

GUSTAVE THAT IS NEARLY STATIONARY. SHEAR PROFILES WITH LARGE LOW

LEVEL HODOGRAPHS WILL REMAIN SUPPORTIVE OF EMBEDDED SUPERCELLS WITH

ATTENDANT THREAT FOR ISOLATED TORNADOES.



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

TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI

WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR 20035.





...DIAL

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