Friday, December 31, 2010

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

SPC Tornado Watch 769
Fri, 31 Dec 2010 11:41:03 -0600


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  URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 769 NWS STORM PREDICTION CENTER NORMAN OK 1140 AM CST FRI DEC 31 2010  THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF          SOUTHWESTERN ALABAMA        WESTERN FLORIDA PANHANDLE        SOUTHEASTERN LOUISIANA        SOUTHERN MISSISSIPPI        COASTAL WATERS  EFFECTIVE THIS FRIDAY MORNING AND EVENING FROM 1140 AM UNTIL 700 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 110 STATUTE MILES EAST AND WEST OF A LINE FROM 85 MILES NORTHEAST OF PINE BELT MISSISSIPPI TO 45 MILES EAST SOUTHEAST OF HOUMA LOUISIANA.  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.  OTHER WATCH INFORMATION...CONTINUE...WW 767...WW 768...  DISCUSSION...SCATTERED STORMS DEVELOPING IN WARM ADVECTION REGIME ARE EXPECTED TO PERSIST AND GRADUALLY INTENSIFY WITH POTENTIAL TO BECOME SURFACE BASED. HODOGRAPHS WILL SUPPORT SUPERCELLS ALONG THE LOW LEVEL JET AXIS WITH A THREAT FOR ISOLATED TORNADOES AS WELL AS DAMAGING WIND AND HAIL.  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 22035.   ...DIAL  
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SPC Tornado Watch 769 Status Reports
Fri, 31 Dec 2010 11:41:11 -0600


WW 0769 Thumbnail Image

  STATUS FOR WATCH 0769 HAS NOT BEEN ISSUED YET 
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