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Mesoscale Discussion 578
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   MESOSCALE DISCUSSION 0578
   NWS STORM PREDICTION CENTER NORMAN OK
   0206 AM CDT SUN MAY 10 2015

   AREAS AFFECTED...EDWARDS PLATEAU OF TX

   CONCERNING...SEVERE THUNDERSTORM WATCH 152...

   VALID 100706Z - 100800Z

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 152
   CONTINUES.

   SUMMARY...STRONG TO SEVERE THUNDERSTORMS CAPABLE OF ISOLD LARGE HAIL
   AND SEVERE WIND GUSTS WILL REMAIN POSSIBLE UP TO AND PROBABLY BEYOND
   THE 08Z EXPIRATION TIME OF SEVERE THUNDERSTORM WATCH 152.  A LOCAL
   EXTENSION-IN-TIME OR A NEW SEVERE THUNDERSTORM WATCH WILL PROBABLY
   NEED TO BE CONSIDERED TO ADDRESS THIS SITUATION.

   DISCUSSION...RADAR MOSAIC AT 07Z SHOWS A LINE OF CELLS EXTENDING
   FROM PECOS COUNTY NEWD ACROSS THE CONCHO RIVER VALLEY AND INTO NOLAN
   COUNTY.  SEVERAL MORE INTENSE CELLULAR CORES ARE EVIDENT WITHIN THE
   CONVECTIVE LINE AND WILL LIKELY CONTINUE TO POSE AT LEAST A
   LARGE-HAIL THREAT GIVEN STRONG SHEAR PROFILES AND MODERATE BUOYANCY.
    THE 40+ KT SLY LLJ OVER THE EDWARDS PLATEAU AND AN ORGANIZED COLD
   POOL WILL PROBABLY ACT TO SUSTAIN THE STORM ACTIVITY FOR AT LEAST
   THE NEXT SEVERAL HOURS.  AS A RESULT...AN ISOLD LARGE-HAIL THREAT
   WILL PROBABLY CONTINUE AND LOCALLY DAMAGING WINDS WILL REMAIN
   POSSIBLE INVOF THE STRONGER CORES.

   ..SMITH.. 05/10/2015


   ATTN...WFO...FWD...SJT...MAF...

   LAT...LON   30610230 32349976 32299857 31579855 30390033 30410169
               30610230 

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Page last modified: May 10, 2015
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