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Tornado Watch 777
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WW0777 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Moderate Low
Severe Wind 65 kt+ Wind
Moderate Moderate
Severe Hail 2"+ Hail
Very Low Very Low

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL7
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 777
   NWS STORM PREDICTION CENTER NORMAN OK
   710 PM EDT TUE OCT 27 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          SOUTHEAST GEORGIA
          EASTERN SOUTH CAROLINA
          COASTAL WATERS
   
   EFFECTIVE THIS TUESDAY NIGHT FROM 710 PM UNTIL MIDNIGHT EDT.
   
   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 25 STATUTE
   MILES EITHER SIDE OF A LINE FROM 10 MILES WEST OF SAVANNAH
   GEORGIA TO 35 MILES NORTHEAST OF CHARLESTON SOUTH CAROLINA.  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.
   
   DISCUSSION...ISOLATED INTENSE THUNDERSTORMS SOUTHWEST OF SAVANNAH
   WILL TRACK EAST-NORTHEASTWARD THROUGH THE EVENING...ALONG AND SOUTH
   OF RETREATING SURFACE BOUNDARY.  MOIST AND MARGINALLY UNSTABLE
   BOUNDARY LAYER OVER THIS REGION...COUPLED WITH FAVORABLE VERTICAL
   SHEAR AND CONVERGENCE NEAR THE BOUNDARY...MAY POSE A RISK FOR
   ISOLATED TORNADOES AND DAMAGING WINDS.
   
   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 23030.
   
   
   ...HART
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Page last modified: October 28, 2009
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