SPC Tornado Watch 755
Mon, 29 Nov 2010 20:51:03 -0600
URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 755 NWS STORM PREDICTION CENTER NORMAN OK 850 PM CST MON NOV 29 2010 THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF PARTS OF SOUTHERN LOUISIANA CENTRAL AND NORTHEAST MISSISSIPPI COASTAL WATERS EFFECTIVE THIS MONDAY NIGHT AND TUESDAY MORNING FROM 850 PM UNTIL 400 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 75 STATUTE MILES EAST AND WEST OF A LINE FROM 20 MILES NORTH NORTHWEST OF COLUMBUS MISSISSIPPI TO 10 MILES SOUTHEAST OF INTRACOASTAL CITY LOUISIANA. 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...THIS TORNADO WATCH REPLACES TORNADO WATCH NUMBER 753...TORNADO WATCH NUMBER 754. WATCH NUMBER 753 754 WILL NOT BE IN EFFECT AFTER 850 PM CST. DISCUSSION...PRE-FRONTAL BAND OF SEVERE STORMS...WITH EMBEDDED SUPERCELLS...WILL PERSIST INTO THE OVERNIGHT HOURS FROM SW/CENTRAL LA NEWD ACROSS CENTRAL MS. THE ENVIRONMENT REMAINS SUFFICIENTLY UNSTABLE FOR SURFACE-BASED STORMS...AND LOW-LEVEL SHEAR IS MAXIMIZED NEAR A WARM FRONT MOVING NWD/NEWD ACROSS CENTRAL MS. THE THREAT FOR TORNADOES WILL CONTINUE OVERNIGHT WITH STORMS IN THE PRIMARY BAND...AND WITH ADDITIONAL MORE ISOLATED DEVELOPMENT IN THE OPEN WARM SECTOR WHERE CONVECTIVE INHIBITION IS WEAK. 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 450. MEAN STORM MOTION VECTOR 24035. ...THOMPSONRead more
SPC Tornado Watch 755 Status Reports
Mon, 29 Nov 2010 20:51:11 -0600
STATUS FOR WATCH 0755 HAS NOT BEEN ISSUED YETRead more
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