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 17
Thu, 24 Feb 2011 20:31:02 -0600

URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 17 NWS STORM PREDICTION CENTER NORMAN OK 830 PM CST THU FEB 24 2011 THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF NORTHERN AND CENTRAL ALABAMA EASTERN MISSISSIPPI SOUTHERN MIDDLE TENNESSEE EFFECTIVE THIS THURSDAY NIGHT AND FRIDAY MORNING FROM 830 PM UNTIL 200 AM CST. TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 75 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 85 STATUTE MILES EAST AND WEST OF A LINE FROM 30 MILES NORTH NORTHWEST OF HUNTSVILLE ALABAMA TO 90 MILES SOUTH SOUTHWEST OF COLUMBUS 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...CONTINUE...WW 14...WW 15...WW 16... DISCUSSION...A FAST MOVING SQUALL LINE WILL CONTINUE TO TRACK EASTWARD ACROSS MS AND INTO AL DURING THE NEXT FEW HOURS. EMBEDDED CIRCULATIONS IN THE LINE WILL MAINTAIN A RISK OF ISOLATED TORNADOES...BUT PRIMARY THREAT WILL BE WIDESPREAD DAMAGING WINDS. STORMS ARE EXPECTED TO BEGIN TO SLOWLY WEAKEN AFTER MIDNIGHT AS THEY TRACK ACROSS AL. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR 24040. ...HART

SPC Tornado Watch 17 Status Reports
Thu, 24 Feb 2011 20:31:10 -0600

  STATUS REPORT ON WW 5  SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 50 SSE EYW TO 20 S MTH TO 30 NE MTH TO 25 W MIA TO 30 WNW MIA TO 40 SE PBI.  REMAINDER WW MAY BE ALLOWED TO EXPIRE AT 00Z.   FOR ADDITIONAL INFORMATION SEE SPC MESOSCALE DISCUSSION 26.  ..EDWARDS..01/17/11  ATTN...WFO...MFL...KEY...   STATUS REPORT FOR WT 5   SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS   FLC011-086-180040-  FL  .    FLORIDA COUNTIES INCLUDED ARE  BROWARD              MIAMI-DADE             AMZ630-651-GMZ031-052-053-180040-  CW   .    ADJACENT COASTAL WATERS INCLUDED ARE  BISCAYNE BAY   COASTAL WATERS FROM DEERFIELD BEACH TO OCEAN REEF FL OUT 20 NM   FLORIDA BAY   COASTAL WATERS FROM OCEAN REEF TO CRAIG KEY OUT 20 NM

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