URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 7 NWS STORM PREDICTION CENTER NORMAN OK 1100 PM CST SUN JAN 22 2012 THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF NORTHWEST ALABAMA EXTREME SOUTHEAST ARKANSAS NORTHEAST LOUISIANA CENTRAL AND NORTHERN MISSISSIPPI WESTERN AND MIDDLE TENNESSEE EFFECTIVE THIS SUNDAY NIGHT AND MONDAY MORNING FROM 1100 PM UNTIL 600 AM CST. SEVERAL TORNADOES ISOLATED INTENSE TORNADOES POSSIBLE SCATTERED DAMAGING WINDS ISOLATED WIND GUSTS TO 70 MPH POSSIBLE SCATTERED LARGE HAIL TO 1.5 INCHES IN DIAMETER THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 90 STATUTE MILES EAST AND WEST OF A LINE FROM 15 MILES EAST NORTHEAST OF CLARKSVILLE TENNESSEE TO 50 MILES SOUTH SOUTHWEST OF JACKSON MISSISSIPPI. 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 5. WATCH NUMBER 5 WILL NOT BE IN EFFECT AFTER 1100 PM CST. CONTINUE...WW 6... DISCUSSION...PRE-FRONTAL SQUALL LINE WILL CONTINUE TO SURGE EWD OVERNIGHT FROM NW MS/WRN TN TO MIDDLE TN AND NW AL...WHILE ADDITIONAL STORM DEVELOPMENT WILL BE POSSIBLE ACROSS CENTRAL/NE MS ALONG THE MOIST AXIS/CONFLUENCE BAND. A VERY STRONG SHEAR ENVIRONMENT REMAINS IN PLACE ACROSS THE WATCH AREA...WITH AN ATTENDANT RISK OF BOTH SUPERCELL AND QLCS TORNADOES WHERE SURFACE-BASED INSTABILITY EXISTS. EVENTUALLY...THE NE EXTENT OF THE TORNADO/WIND DAMAGE THREAT WILL BECOME LIMITED BY THE RESIDUAL COOL/STABLE AIR MASS THAT HAS BEEN SLOW TO ERODE FROM NE AL/NW GA INTO ERN TN. 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 24050.
***DO NOT USE THIS WEBSITE AS YOUR SOLE SOURCE OF WEATHER INFORMATION, ESPECIALLY WATCHES AND WARNINGS. THIS WEBSITE DELIVERS FOCUSED INFORMATION FOR A SPECIFIC GEOGRAPHIC AREA AND IS NOT INTENDED TO PROVIDE TIMELY WEATHER WARNING INFORMATION***
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