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Storm Prediction Center Mesoscale Discussion 917

Mesoscale Discussion 917
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   Mesoscale Discussion 0917
   NWS Storm Prediction Center Norman OK
   0641 PM CDT Thu May 23 2024

   Areas affected...Portions of middle/eastern Tennessee and Kentucky

   Concerning...Severe Thunderstorm Watch 293...

   Valid 232341Z - 240115Z

   The severe weather threat for Severe Thunderstorm Watch 293

   SUMMARY...A locally damaging wind and marginally severe hail threat
   will continue for another 1 to 2 hours across portions middle and
   eastern TN, and KY.

   DISCUSSION...A cluster of thunderstorms associated with an MCV,
   along with an embedded bowing segment now moving into Campbell
   County, will continue to pose a severe damaging wind threat over the
   next couple of hours. After-which, the system will begin to move
   into a less favorable thermodynamic environment downstream. In
   addition to damaging winds, any of the more discrete updrafts within
   30-35 kt of deep effective layer shear could become briefly
   organized and produce marginally severe hail up to 1.25" in
   diameter. However, poor mid-level lapse rates should keep this
   threat fairly isolated. A watch extension east of the cluster may be

   ..Barnes.. 05/23/2024

   ...Please see for graphic product...


   LAT...LON   35268492 35918454 36408493 37018444 36988405 36978357
               36568329 36098363 35648363 35518392 35148437 35268492 

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