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Mesoscale Discussion 758
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   MESOSCALE DISCUSSION 0758
   NWS STORM PREDICTION CENTER NORMAN OK
   0847 PM CDT THU MAY 29 2014

   AREAS AFFECTED...W-CNTRL ND...WRN SD...FAR NERN WY

   CONCERNING...SEVERE THUNDERSTORM WATCH 198...

   VALID 300147Z - 300245Z

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 198
   CONTINUES.

   SUMMARY...SVR WEATHER THREAT WILL CONTINUE TO GRADUALLY DIMINISH AS
   THE BOUNDARY LAYER STABILIZES AND TSTM STRENGTH AND COVERAGE
   DECREASES. WW WILL EXPIRE AT 10 PM CDT WITH NO ADDITIONAL WATCHES
   NEEDED.

   DISCUSSION...TSTM ACTIVITY REMAINS GENERALLY ANAFRONTAL WITH THE
   BULK SHEAR VECTOR PARALLEL TO THE FRONTAL BOUNDARY. SOME ISOLATED
   HAIL THREAT WILL PERSIST WITHIN THE STEEP MID-LEVEL LAPSE RATE
   ENVIRONMENT SAMPLED BY THE 00Z BIS AND RAP RAOBS BUT A CONTINUED
   DECREASE IN STORM INTENSITY AND COVERAGE IS EXPECTED OVER THE NEXT
   HOUR OR SO. AS SUCH...WW WILL BE ALLOWED TO EXPIRE AT 10 PM WITH NO
   ADDITIONAL WATCHES ANTICIPATED.

   ..MOSIER.. 05/30/2014


   ATTN...WFO...ABR...BIS...UNR...BYZ...

   LAT...LON   43700473 49000259 48989992 43690234 43700473 

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Page last modified: May 30, 2014
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