PDS for Eastern NC - Tornado Chances High
Posted by JAC on 12/2/2009, 7:43 pm
http://www.spc.noaa.gov/products/watch/ww0791.html





URGENT - IMMEDIATE BROADCAST REQUESTED
  TORNADO WATCH NUMBER 791
  NWS STORM PREDICTION CENTER NORMAN OK
  700 PM EST WED DEC 2 2009
 
  THE NWS STORM PREDICTION CENTER HAS ISSUED A
  TORNADO WATCH FOR PORTIONS OF
 
         EASTERN AND CENTRAL NORTH CAROLINA
         EASTERN SOUTH CAROLINA
         COASTAL WATERS
 
  EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 700 PM
  UNTIL 400 AM EST.
 
  ...THIS IS A PARTICULARLY DANGEROUS SITUATION...
 
  DESTRUCTIVE TORNADOES...LARGE 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 50 STATUTE
  MILES EITHER SIDE OF A LINE FROM 20 MILES SOUTH SOUTHWEST OF
  FLORENCE SOUTH CAROLINA TO 55 MILES EAST SOUTHEAST OF ELIZABETH
  CITY NORTH CAROLINA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE
  THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).
 
  .
 
  OTHER WATCH INFORMATION...CONTINUE...WW 789...WW 790...
 
  DISCUSSION...BOUNDARY LAYER WARMING/MOISTENING EXPECTED TO CONTINUE
  THIS EVE/EARLY THU OVER THE NC CSTL PLN...AHEAD OF BROKEN BAND OF
  SHOWERS/TSTMS NOW EXTENDING FROM W OF FLO SSW TO NEAR SAV.  GIVEN
  DESTABILIZING LOW LVL ENVIRONMENT...THE CONVECTION MAY INCREASE OVER
  FAR ERN SC AND ERN NC LATER THIS EVE/EARLY THU AS REGION IS GLANCED
  BY WAVE OF ASCENT/DPVA ASSOCIATED WITH ERN TN SHORTWAVE TROUGH.
  VERY STRONG AND VEERING WIND PROFILES AND ABSENCE OF STRONG LINEAR
  FORCING SUGGEST POTENTIAL FOR SEMI-DISCRETE STORMS WITH LOW LVL
  ROTATION...AND POSSIBLY A COUPLE STRONG TORNADOES.
 

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Worse than Ida? Gulf Storm forecast for Tuesday/Wednesday - AlligatorPointer, 11/29/2009, 12:06 am
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