

943 

WWUS20 KWNS 280618

SEL5

SPC WW 280618

ALZ000-FLZ000-GAZ000-CWZ000-281300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 85

NWS STORM PREDICTION CENTER NORMAN OK

120 AM CDT SAT MAR 28 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       FAR SOUTHEAST ALABAMA

       FLORIDA PANHANDLE

       FAR SOUTHWEST GEORGIA

       COASTAL WATERS



EFFECTIVE THIS SATURDAY MORNING FROM 120 AM UNTIL 800 AM 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 50 STATUTE

MILES EAST AND WEST OF A LINE FROM 25 MILES NORTH NORTHEAST OF

DOTHAN ALABAMA TO 30 MILES SOUTH OF PANAMA CITY FLORIDA.  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...CONTINUE...WW 82...WW 83...WW 84...



DISCUSSION...SEVERE THUNDERSTORMS WILL SPREAD GENERALLY EWD ACROSS

WW THROUGH THE NIGHT AS AIR MASS DESTABILIZES WITH INCREASING SLY

LOW LEVEL FLOW OFF OF THE GULF OF MEXICO.  SHEAR WILL REMAIN MORE

THAN ADEQUATE FOR SUPERCELLS...WITH STEEP LAPSE RATES FOSTERING

LARGE HAIL POTENTIAL.  ISOLATED TORNADO/WIND DAMAGE THREAT IS ALSO

POSSIBLE GIVEN VERY STRONG LOW LEVEL SHEAR AND CONTINUED

MOISTENING/DESTABILIZATION OF THE BOUNDARY LAYER OVERNIGHT.



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

450. MEAN STORM MOTION VECTOR 25035.





...EVANS

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