

857 

WWUS20 KWNS 100740

SEL8

SPC WW 100740

ALZ000-FLZ000-GAZ000-MSZ000-CWZ000-101400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 948

NWS STORM PREDICTION CENTER NORMAN OK

140 AM CST WED DEC 10 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       A LARGE PART OF ALABAMA

       FAR WESTERN FLORIDA PANHANDLE

       PARTS OF NORTHWEST GEORGIA

       PARTS OF SOUTHEAST MISSISSIPPI

       COASTAL WATERS



EFFECTIVE THIS WEDNESDAY MORNING FROM 140 AM UNTIL 800 AM 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 70 STATUTE

MILES EAST AND WEST OF A LINE FROM 20 MILES SOUTH OF GULFPORT

MISSISSIPPI TO 20 MILES NORTH NORTHEAST OF ROME GEORGIA.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU8).



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 947. WATCH NUMBER 947 WILL NOT BE IN EFFECT AFTER

140 AM CST.



DISCUSSION...STRONG SHEAR AND SUFFICIENT INSTABILITY CONTINUES TO

SUPPORT SUPERCELLS ALONG AND AHEAD OF LINE OF THUNDERSTORMS FROM NRN

AL SSWWD TO SERN MS.  POTENTIAL WILL CONTINUE FOR TORNADOES WITH ANY

SUPERCELL THAT DEVELOP BOTH WITH AND AHEAD OF SLOW EWD MOVING SQUALL

LINE.



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 23040.





...HALES

