SPC Tornado Watch 39
Sat, 05 Mar 2011 08:57:02 -0600
URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 39 NWS STORM PREDICTION CENTER NORMAN OK 855 AM CST SAT MAR 5 2011 THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF PARTS OF SOUTHWEST ALABAMA LARGE PART OF SOUTHERN LOUISIANA PARTS OF SOUTHEAST MISSISSIPPI COASTAL WATERS EFFECTIVE THIS SATURDAY MORNING AND AFTERNOON FROM 855 AM UNTIL 400 PM CST. 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 75 STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES WEST OF INTRACOASTAL CITY LOUISIANA TO 35 MILES EAST OF MOBILE ALABAMA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9). 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. DISCUSSION...THUNDERSTORMS ARE INTENSIFYING ACROSS SCENTRAL LA AHEAD OF TROUGH MOVING EWD ACROSS TX. AIR MASS EWD ACROSS THE WATCH AREA IS MOIST AND MDTLY UNSTABLE WITH MLCAPES TO 1000 J/KG. SHEAR PROFILES WILL BE INCREASING WITH TIME AS THE TROUGH APPROACHES AND CONDITIONS ARE ALREADY FAVORABLE FOR SUPERCELLS AS EVIDENT BY THE STORMS E OF LCH CURRENTLY. TORNADOES WILL BE POSSIBLE ASSOCIATED WITH ANY SUPERCELL WITH ACTIVITY DEVELOPING UPSCALE INTO A QLCS BY THIS AFTERNOON TOWARD SERN MS/SWRN AL. 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 500. MEAN STORM MOTION VECTOR 24030. ...HALESRead more
SPC Tornado Watch 39 Status Reports
Sat, 05 Mar 2011 08:57:11 -0600
STATUS FOR WATCH 0039 HAS NOT BEEN ISSUED YETRead more
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