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Storm Prediction Center Mesoscale Discussion 1486

2024-06-29 22:00:17

Mesoscale Discussion 1486
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   Mesoscale Discussion 1486
   NWS Storm Prediction Center Norman OK
   0843 PM CDT Sat Jun 29 2024

   Areas affected...portions of northwestern Oklahoma

   Concerning...Severe Thunderstorm Watch 487...

   Valid 300143Z - 300245Z

   The severe weather threat for Severe Thunderstorm Watch 487

   SUMMARY...The severe threat continues across Severe Thunderstorm
   Watch 487. Severe gusts and perhaps a couple instances of hail may
   accompany the stronger storms that remain. The severe threat should
   gradually wane through the evening.

   DISCUSSION...Multicell and pulse single cells continue to percolate
   in intensity near the stationary surface front across northwestern
   OK. Occasional instances of severe hail and wind were noted with
   these storms earlier. Given the lack of strong steering flow,
   ongoing and earlier storms have likely overturned tropospheric lapse
   rates along much of the front, suggesting that the severe threat has
   likely peaked in coverage and intensity across northwestern OK.
   Nonetheless, a few intense updrafts have recently developed over
   Dewey County, so a few areas of pristine airmass may remain to
   support strong thunderstorms producing an instance or two of severe

   ..Squitieri.. 06/30/2024

   ...Please see for graphic product...


   LAT...LON   35639985 36019969 36359911 36489838 36419782 36159759
               35849781 35559853 35429912 35389947 35639985 

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