PDS Tornado Watch Coming Soon… 1:15PM Update Wednesday

Here’s a new statement from the Storm Prediction Center: A PDS tornado watch is soon to come for our counties.

  A LONG DURATION PARTICULARLY DANGEROUS /PDS/ TORNADO WATCH WILL BE ISSUED BY MID AFTERNOON FOR MUCH OF AL INTO MIDDLE TN/NORTHWEST GA…WITH AN ISSUANCE PROBABLE BY AROUND 19Z.
  
   AMID CLOUD BREAKS…THE AIRMASS CONTINUES TO QUICKLY DESTABILIZE IN THE WAKE OF A DECAYING MORNING WEST-EAST BOUNDARY ACROSS AL…AND TO   THE SOUTH OF A MORE RECENT MCS-INDUCED BOUNDARY/COLD POOL ACROSS FAR NORTHERN AL. WITH A CLASSIC/SYNOPTICALLY EVIDENT OUTBREAK SETUP VIA A SHORTWAVE TROUGH/STRONG JET STREAK CURRENTLY NEARING THE  LOWER-MIDDLE MS RIVER VALLEY PER SATELLITE IMAGERY…AN INCREASINGLY  VOLATILE SETUP IS LIKELY THROUGH THE AFTERNOON. SUPERCELLS CAPABLE  OF STRONG/VIOLENT TORNADOES ARE EXPECTED TO BECOME PREVALENT ACROSS  AN INCREASINGLY UNSTABLE/WEAKLY CAPPED WARM SECTOR…WITH WSR-88D  VWP OBSERVED AND RUC FORECASTS REFLECTING INCREASINGLY LONG/LOOPING  LOW LEVEL HODOGRAPHS. IN THE WAKE OF A MORNING SEVERE MCS…THE  AIRMASS IS EXPECTED TO RAPIDLY RECOVER ACROSS FAR NORTHERN AL INTO  MIDDLE TN BY LATE AFTERNOON/EARLY EVENING.

WVUA Chief Meteorologist Richard Scott

rscott@wvuatv.com

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