Compact News: NOAA's National Weather Service SPC Tornado/Severe Thunderstorm Watches Update

Thursday, February 24, 2011

NOAA's National Weather Service SPC Tornado/Severe Thunderstorm Watches Update

SPC Tornado Watch 14
Thu, 24 Feb 2011 14:41:03 -0600

URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 14 NWS STORM PREDICTION CENTER NORMAN OK 235 PM CST THU FEB 24 2011 THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF PARTS OF EASTERN ARKANSAS SMALL PART OF NORTHEAST LOUISIANA SMALL PART OF SOUTHEASTERN MISSOURI MUCH OF NORTHERN MISSISSIPPI WESTERN AND PARTS OF MIDDLE TENNESSEE EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 235 PM UNTIL 1000 PM CST. TORNADOES...HAIL TO 2 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 100 STATUTE MILES EAST AND WEST OF A LINE FROM 40 MILES NORTH NORTHEAST OF DYERSBURG TENNESSEE TO 50 MILES SOUTH SOUTHEAST OF GREENVILLE MISSISSIPPI. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4). 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 13... DISCUSSION...INTENSIFYING SURFACE LOW OVER CENTRAL AR IN RESPONSE TO STRONG S/W TROUGH APPROACHING FROM THE W. E/W WARM FRONT STILL MOVING NWD THRU NERN AR/WRN TN WITH WARM SECTOR AIR MASS NOW UNSTABLE AND NEARLY UNCAPPED. WITH VERY STRONG SHEAR PROFILES AND LOW LEVEL CONVERGENCE POTENTIAL FOR SUPERCELLS/TORNADOES EXPECTED TO DEVELOP EWD ACROSS THE WATCH AREA THRU THE EVENING. POTENTIAL FOR MORE DISCRETE STORMS TO DEVELOP ACROSS THE WARM SECTOR WHICH WOULD LEAD TO GREATER THREAT OF TORNADOES PRIOR TO THE ARRIVAL OF A MORE QLCS/WIND DAMAGE THREAT THAT IS EXPECTED TO EVOLVE BY THIS EVENING. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 24045. ...HALES

SPC Tornado Watch 14 Status Reports
Thu, 24 Feb 2011 14:41:11 -0600

  STATUS FOR WATCH 0014 HAS NOT BEEN ISSUED YET

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