SEL4
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 754
   NWS STORM PREDICTION CENTER NORMAN OK
   200 AM CDT MON AUG 29 2005
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          SOUTHERN ALABAMA
          WESTERN FLORIDA PANHANDLE
          SOUTHEASTERN LOUISIANA
          SOUTHERN MISSISSIPPI
          COASTAL WATERS
   
   EFFECTIVE THIS MONDAY MORNING FROM 200 AM UNTIL NOON CDT.
   
   TORNADOES...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS
   LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
   THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 85 STATUTE MILES
   NORTH AND SOUTH OF A LINE FROM 20 MILES NORTHWEST OF NEW ORLEANS
   LOUISIANA TO 20 MILES NORTHEAST OF CRESTVIEW FLORIDA.  FOR A
   COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
   UPDATE (WOUS64 KWNS WOU4).
   
   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 752. WATCH NUMBER 752 WILL NOT BE IN EFFECT AFTER 200
   AM CDT. 
   
   DISCUSSION...HURRICANE KATRINA IS STILL EXPECTED TO MAKE LANDFALL
   OVER FAR SERN LA THIS MORNING. DISCRETE STORMS HAVE BEEN STRONGLY
   ROTATING EARLY THIS MORNING OVER THE WATER...AND AREA VWP/S INDICATE
   EXTREME LOW LEVEL SHEAR IN PLACE WITH 0-1 KM SRH IN EXCESS OF 400
   M2/S2. GIVEN PERSISTENT DISCRETE STORMS BOTH AHEAD OF AND WITHIN
   KATRINA/S RAINBANDS...TORNADO THREAT WILL LIKEWISE PERSIST.  EXPECT
   TORNADO THREAT WILL GRADUALLY SPREAD INLAND AS THE SYSTEM MAKES
   LANDFALL AND MORNING HEATING DESTABILIZES THE AIR MASS.
   THE FORECAST MAXIMUM WIND GUSTS AND MEAN CELL MOTION APPLY TO SEVERE
   THUNDERSTORMS OUTSIDE THE HURRICANE EYEWALL.
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH EXTREME
   TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI
   WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 12045.
   
   
   ...EVANS