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095 

WWUS20 KWNS 311740

SEL9

SPC WW 311740

ALZ000-FLZ000-LAZ000-MSZ000-CWZ000-010100-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 769

NWS STORM PREDICTION CENTER NORMAN OK

1140 AM CST FRI DEC 31 2010



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       SOUTHWESTERN ALABAMA

       WESTERN FLORIDA PANHANDLE

       SOUTHEASTERN LOUISIANA

       SOUTHERN MISSISSIPPI

       COASTAL WATERS



EFFECTIVE THIS FRIDAY MORNING AND EVENING FROM 1140 AM UNTIL 700

PM CST.



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 110 STATUTE

MILES EAST AND WEST OF A LINE FROM 85 MILES NORTHEAST OF PINE

BELT MISSISSIPPI TO 45 MILES EAST SOUTHEAST OF HOUMA LOUISIANA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU9).



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 767...WW 768...



DISCUSSION...SCATTERED STORMS DEVELOPING IN WARM ADVECTION REGIME

ARE EXPECTED TO PERSIST AND GRADUALLY INTENSIFY WITH POTENTIAL TO

BECOME SURFACE BASED. HODOGRAPHS WILL SUPPORT SUPERCELLS ALONG THE

LOW LEVEL JET AXIS WITH A THREAT FOR ISOLATED TORNADOES AS WELL AS

DAMAGING WIND AND HAIL.



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

500. MEAN STORM MOTION VECTOR 22035.





...DIAL

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