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Mesoscale Discussion 385
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   MESOSCALE DISCUSSION 0385
   NWS STORM PREDICTION CENTER NORMAN OK
   0656 PM CDT SUN APR 19 2015

   AREAS AFFECTED...UPPER TX COAST...SWRN LA

   CONCERNING...SEVERE THUNDERSTORM WATCH 81...

   VALID 192356Z - 200100Z

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 81
   CONTINUES.

   SUMMARY...SHORT-TERM SEVERE THREAT WILL FOCUS ACROSS THE UPPER TX
   COASTAL REGION INTO SWRN LA.  LOCAL EXTENSION OF WW81 OR A NEW WATCH
   MAY BE REQUIRED TO ACCOUNT FOR THIS ACTIVITY.

   DISCUSSION...CONVECTION IS SLOWLY ORGANIZING INTO AN E-W BAND
   ALONG/AHEAD OF TRAILING COLD FRONT.  SEVERAL SUPERCELLS ARE NOTED
   ALONG A CORRIDOR OF UPWARD-EVOLVING TSTMS FROM FAYETTE COUNTY...EWD
   TO LIBERTY COUNTY.  THIS ACTIVITY SHOULD GRADUALLY SAG SEWD ACROSS
   THE GREATER HOU METRO WITH HAIL/WIND BEING THE PRIMARY SEVERE
   THREATS.  ADDITIONALLY...LOCAL SEA-BREEZE WILL SOON INTERACT WITH
   THIS ACTIVITY...PERHAPS LOCALLY ENHANCING THE POSSIBILITY OF A
   TORNADO.

   ..DARROW/CORFIDI.. 04/19/2015


   ATTN...WFO...LCH...HGX...EWX...

   LAT...LON   29969681 30289386 29929300 29259361 29199683 29969681 

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