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Mesoscale Discussion 1001
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   MESOSCALE DISCUSSION 1001
   NWS STORM PREDICTION CENTER NORMAN OK
   0939 PM CDT SAT JUN 14 2014

   AREAS AFFECTED...NCNTRL KS THROUGH ERN NEB...NWRN IA AND EXTREME
   SERN SD

   CONCERNING...TORNADO WATCH 294...

   VALID 150239Z - 150415Z

   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 294 CONTINUES.

   SUMMARY...THROUGH A TORNADO OR TWO REMAINS POSSIBLE...PRIMARY THREAT
   HAS TRANSITIONED TO DAMAGING WIND AND HAIL ACROSS WW 294. A MORE
   WIDESPREAD DAMAGING WIND THREAT IS EXPECTED TO EVOLVE ACROSS NCNTRL
   KS THROUGH SCNTRL AND SERN NEB NEXT FEW HOURS.

   DISCUSSION...MIXED MODE OF STORMS INCLUDING A FEW SUPERCELLS AND
   LINE SEGMENTS PERSISTS ACROSS ERN NEB...EXTREME SERN SD AND NWRN IA.
   BOUNDARY LAYER IS IN THE PROCESS OF DECOUPLING WITH ONSET OF
   NOCTURNAL COOLING RESULTING IN THE STORMS BECOMING A BIT LESS
   ORGANIZED OVER ERN NEB. NEVERTHELESS...STORMS REMAIN CAPABLE OF
   PRODUCING LARGE HAIL AND DAMAGING WIND. FARTHER WEST...AN MCS
   LOCATED OVER SWRN NEB AND NWRN KS IS MOVING EAST AT 40 KT. SLY LLJ
   STRENGTHENING TO 60 KT WILL RESULT IN INTENSE CONVERGENCE ALONG THE
   LEADING GUST FRONT...LIKELY MAINTAINING A FORWARD PROPAGATING MCS
   NEXT FEW HOURS WITH A THREAT FOR WIDESPREAD DAMAGING WIND IN
   ADDITION TO HAIL.

   ..DIAL.. 06/15/2014


   ATTN...WFO...FSD...OAX...TOP...GID...GLD...

   LAT...LON   39519960 41489847 42989719 42839603 40399719 39369841
               39519960 

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Page last modified: June 15, 2014
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