Bowing MCS generates PDS for South KY, East TN, North GA
Posted by JAC on 6/18/2009, 1:20 pm




URGENT - IMMEDIATE BROADCAST REQUESTED
  SEVERE THUNDERSTORM WATCH NUMBER 461
  NWS STORM PREDICTION CENTER NORMAN OK
  1040 AM EDT THU JUN 18 2009
 
  THE NWS STORM PREDICTION CENTER HAS ISSUED A
  SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
 
          MUCH OF NORTHERN GEORGIA
          PARTS OF SOUTHERN KENTUCKY
          FAR WESTERN NORTH CAROLINA
          NORTHWESTERN SOUTH CAROLINA
          PARTS OF MIDDLE AND EASTERN TENNESSEE
 
  EFFECTIVE THIS THURSDAY MORNING AND EVENING FROM 1040 AM UNTIL
  600 PM EDT.
 
  ...THIS IS A PARTICULARLY DANGEROUS SITUATION...
 
  EXTREMELY DAMAGING THUNDERSTORM WIND GUSTS TO 80 MPH...LARGE HAIL
  TO 2 INCHES IN DIAMETER...AND DANGEROUS LIGHTNING ARE POSSIBLE IN
  THESE AREAS.
 
DISCUSSION...BOW ECHO/DERECHO IS MOVING RAPIDLY SEWD CENTRAL KY
  DRIVEN BY A 60-70 KT REAR INFLOW JET.  MORNING SOUNDINGS SWD INTO GA
  INDICATE THAT POTENTIALLY A VERY UNSTABLE AIR MASS IS IN PLACE IN
  ADVANCE OF THIS SYSTEM AND WITH DAYTIME HEATING...EXPECT THE CURRENT
  ASSOCIATED WIND DAMAGE TO BECOME MORE WIDESPREAD AND INTENSE.
 
  AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
  TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70
  KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM
  MOTION VECTOR 33045.
 
 
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In this thread:
Bowing MCS generates PDS for South KY, East TN, North GA - JAC, 6/18/2009, 1:20 pm
  • MD - JAC, 6/18/2009, 2:12 pm
    • Re: MD - BobbiStorm, 6/18/2009, 4:08 pm
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