

176 

WWUS20 KWNS 260639

SEL7

SPC WW 260639

ALZ000-FLZ000-LAZ000-MSZ000-CWZ000-261400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 67

NWS STORM PREDICTION CENTER NORMAN OK

140 AM CDT THU MAR 26 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       MUCH OF CENTRAL AND SOUTHERN ALABAMA

       PARTS OF WESTERN FLORIDA PANHANDLE

       PARTS OF SOUTHEASTERN LOUISIANA

       PARTS OF SOUTHEASTERN MISSISSIPPI

       COASTAL WATERS



EFFECTIVE THIS THURSDAY MORNING FROM 140 AM UNTIL 900 AM CDT.



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

GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 90 STATUTE

MILES EAST AND WEST OF A LINE FROM 20 MILES NORTH OF BIRMINGHAM

ALABAMA TO 5 MILES SOUTH SOUTHWEST OF BOOTHVILLE LOUISIANA.  FOR

A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU7).



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 66...



DISCUSSION...WELL ORGANIZED SQUALL LINE ECENTRAL MS SSWWD TO

SCENTRAL LA WILL CONTINUE EWD WITH POTENTIAL FOR MORE DISCRETE

SUPERCELL DEVELOPMENT IN WARM SECTOR IN ADVANCE OF LINE. WITH LOW

LEVEL JET INCREASING TO 60KT COUPLED WITH INCREASING

MOISTURE/INSTABILITY NWD INTO AL...THREAT FOR EMBEDDED TORNADIC

SUPERCELLS IN SQUALL LINE WILL CONTINUE.  IN ADDITION WIND DAMAGE

WILL BE MORE COMMON WITH THE LINE AS IT MOVES EWD ACROSS WATCH

REMAINDER OF OVERNIGHT HOURS.



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

SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

450. MEAN STORM MOTION VECTOR 24040.





...HALES

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