Friday, April 4, 2008

Tornado Watch Until 6pm


THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF MUCH OF CENTRAL ALABAMA EFFECTIVE THIS FRIDAY MORNING AND EVENING FROM 950 AM UNTIL 600 PM CDT.
TORNADOES...HAIL TO 2.5 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 80 STATUTE MILES NORTH AND SOUTH OF A LINE FROM 15 MILES SOUTH SOUTHWEST OF FORT POLK LOUISIANA TO 35 MILES EAST OF BIRMINGHAM ALABAMA. 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...CONTINUE...WW 160...WW 161...WW 162...WW 163... DISCUSSION...LINE OF STRONG/SEVERE THUNDERSTORMS FROM NRN AL SWWD TO CENTRAL LA WILL CONTINUE DEVELOPING E/SEWD THIS AFTERNOON. MUCH OF WATCH AREA S OF THE LINE IS IN A VERY FAVORABLE WARM SECTOR FOR SUPERCELL DEVELOPMENT WITH MLCAPES TO 2000 J/KG AND STRONG/VEERING SHEAR PROFILES. ADDITIONAL HEATING WILL INCREASE POTENTIAL FOR TORNADIC SUPERCELL DEVELOPMENT BY THIS AFTERNOON..BOTH NEAR THE LINE AND ACROSS THE WARM SECTOR.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM MOTION VECTOR 24035.

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