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Mesoscale Discussion 278
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   MESOSCALE DISCUSSION 0278
   NWS STORM PREDICTION CENTER NORMAN OK
   0212 AM CDT FRI APR 04 2014

   AREAS AFFECTED...PORTIONS OF WRN KY...NWRN TN...NERN AR

   CONCERNING...TORNADO WATCH 55...

   VALID 040712Z - 040815Z

   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 55 CONTINUES.

   SUMMARY...THE SVR POTENTIAL CONTINUES ACROSS REMAINING VALID
   PORTIONS OF TORNADO WATCH 55.

   DISCUSSION...COMPOSITE RADAR IMAGERY INDICATES BANDS OF STRONG
   CONVECTION AT THE LEADING EDGE OF AN MCS EXTENDING FROM AROUND OWB
   TO E OF JBR. WHILE CONVECTIVELY INDUCED COLD POOLS HAVE ADVANCED E
   OF THE ONGOING ACTIVITY IN MANY INSTANCES...THERE HAS BEEN SOME
   TENDENCY FOR NEW CONVECTION TO DEVELOP TOWARD THE LEADING EDGE OF
   THE COMPOSITE COLD POOL ACROSS S-CNTRL KY WHERE WARMER/MOISTER
   CONDITIONS EXIST AT THE SFC. WITH THE APPROACH OF STRONGER FORCING
   FOR ASCENT ACCOMPANYING AN APPROACHING MID-LEVEL TROUGH ASSUMING A
   NEGATIVE TILT...SOME UPTICK IN SFC-BASED CONVECTION MAY OCCUR DURING
   THE NEXT COUPLE OF HOURS WITH ATTENDANT DMGG WIND/TORNADO POTENTIAL.
   THIS ACTIVITY MAY SPREAD E/NE...AS ADDRESSED IN RECENTLY ISSUED
   MESOSCALE DISCUSSION 277. THE SVR POTENTIAL WILL BE NIL BEHIND THE
   MCS/S LEADING CONVECTIVE LINE.

   ..COHEN.. 04/04/2014


   ATTN...WFO...LMK...OHX...PAH...MEG...

   LAT...LON   35959019 36638873 37668713 37268695 36678734 36038829
               35838916 35959019 

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Page last modified: April 04, 2014
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