SPC Tornado Watch 757
Tue, 30 Nov 2010 03:58:02 -0600
URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 757 NWS STORM PREDICTION CENTER NORMAN OK 350 AM CST TUE NOV 30 2010 THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF MUCH OF ALABAMA SOUTHEASTERN LOUISIANA EASTERN AND SOUTHERN MISSISSIPPI A SMALL PART OF MIDDLE TENNESSEE COASTAL WATERS EFFECTIVE THIS TUESDAY MORNING FROM 350 AM UNTIL 1100 AM CST. TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE MILES EITHER SIDE OF A LINE FROM 35 MILES SOUTHWEST OF HOUMA LOUISIANA TO 50 MILES NORTH NORTHEAST OF GADSDEN ALABAMA. 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...THIS TORNADO WATCH REPLACES TORNADO WATCH NUMBER 755...TORNADO WATCH NUMBER 756. WATCH NUMBER 755 756 WILL NOT BE IN EFFECT AFTER 350 AM CST. DISCUSSION...SRN PART OF SW-NE LA/MS/AL QLCS EXPECTED ACCELERATE EWD LATER THIS MORNING AS TX UPR IMPULSE CONTINUES EWD...WHILE NRN PART MOVES ONLY VERY SLOWLY E ACROSS CNTRL/NRN AL. AMPLE WIND FIELD WILL EXIST THROUGHOUT WW TO SUPPORT SUSTAINED STORMS/SUPERCELLS...AND VERY RICH MOISTURE WILL REMAIN AHEAD OF CONVECTIVE SYSTEM OVER SE LA/SRN MS/SRN AL. BUT STRONGEST LOW LVL SHEAR WILL EXIST INVOF WEAK WARM FRONT OVER CNTRL/NRN AL...WHERE LOW LVL MOISTURE RETURN WILL CONTINUE. THUS...SVR THREAT IN THE FORM OF SPORADIC DMGG WIND GUSTS AND ISOLD TORNADOES EXPECTED TO PERSIST THROUGH LATER THIS MORNING...ESPECIALLY FROM E CNTRL/SE MS NEWD INTO CNTRL/NRN AL. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 400. MEAN STORM MOTION VECTOR 23040. ...CORFIDIRead more
SPC Tornado Watch 757 Status Reports
Tue, 30 Nov 2010 03:58:11 -0600
STATUS FOR WATCH 0757 HAS NOT BEEN ISSUED YETRead more
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