SPC Tornado Watch 10
Tue, 01 Feb 2011 18:00:02 -0600
URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 10 NWS STORM PREDICTION CENTER NORMAN OK 105 PM CST TUE FEB 1 2011 THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF SOUTHWEST ALABAMA THE WESTERN FLORIDA PANHANDLE PARTS OF EAST CENTRAL AND SOUTHEAST MISSISSIPPI COASTAL WATERS EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 105 PM UNTIL 800 PM 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 90 STATUTE MILES EAST AND WEST OF A LINE FROM 85 MILES NORTHWEST OF EVERGREEN ALABAMA TO 40 MILES SOUTH SOUTHEAST OF GULFPORT MISSISSIPPI. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0). 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 9... DISCUSSION...A BROKEN SQUALL LINE WILL CONTINUE EWD ACROSS SE LA AND SRN MS THROUGH THE AFTERNOON...REACHING SW AL AROUND 23Z. OTHER CONVECTION IS DEVELOPING IN ADVANCE OF THE LINE FROM SE LA INTO SE MS ALONG THE LLJ AND MOIST AXIS. A SPECIAL 18Z SOUNDING FROM LIX SHOWED THAT THE PRIMARY INSTABILITY IS STILL BASED JUST ABOVE THE SURFACE...BUT VERY STRONG LOW-LEVEL SHEAR IS STILL SUPPORTIVE OF DAMAGING WINDS AND A COUPLE OF TORNADOES...ESPECIALLY GIVEN THE MORE CELLULAR CONVECTIVE MODES NOW OBSERVED. 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 24045. ...THOMPSONRead more
SPC Tornado Watch 10 Status Reports
Tue, 01 Feb 2011 18:00:04 -0600
STATUS REPORT ON WW 10 SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 50 SE GPT TO 35 NNE MOB TO 20 W SEM. MESOSCALE DISCUSSION FORTHCOMING. ..EDWARDS..02/01/11 ATTN...WFO...MOB...JAN...LIX... STATUS REPORT FOR WT 10 SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS ALC003-025-035-053-097-099-131-020040- AL . ALABAMA COUNTIES INCLUDED ARE BALDWIN CLARKE CONECUH ESCAMBIA MOBILE MONROE WILCOX FLC033-113-020040- FL . FLORIDA COUNTIES INCLUDED ARE ESCAMBIA SANTA ROSA GMZ630-650-020040- CW . ADJACENT COASTAL WATERS INCLUDED ARERead more
SPC Tornado Watch 9 Status Reports
Tue, 01 Feb 2011 15:00:05 -0600
STATUS REPORT ON WW 9 SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 SW HUM TO 30 ESE MCB. FAR SERN LA PARISHES...ALONG AND E OF LAKE PONTCHARTRAIN TO TERREBONNE PARISH...WILL HAVE A THREAT FOR ISOLATED STRONG TO SEVERE STORMS THROUGH 22-23Z...GIVEN AVAILABLE INSTABILITY/SHEAR. IF THESE PARISHES ARE NOT EXTENDED LOCALLY...THEN WW 9 WILL BE ALLOWED TO EXPIRE AT 012100Z. ..PETERS..02/01/11 ATTN...WFO...LCH...LIX...SHV...JAN... STATUS REPORT FOR WT 9 SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS LAC051-057-071-075-087-089-103-109-117-012100- LA . LOUISIANA PARISHES INCLUDED ARE JEFFERSON LAFOURCHE ORLEANS PLAQUEMINES ST. BERNARD ST. CHARLES ST. TAMMANY TERREBONNE WASHINGTON MSC091-012100- MS . MISSISSIPPI COUNTIES INCLUDED ARE MARION GMZ530-550-012100-Read more
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