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Mesoscale Discussion 1327
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   MESOSCALE DISCUSSION 1327
   NWS STORM PREDICTION CENTER NORMAN OK
   0520 PM CDT WED JUL 08 2015

   AREAS AFFECTED...NWRN NV...NERN CA

   CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY 

   VALID 082220Z - 090015Z

   PROBABILITY OF WATCH ISSUANCE...5 PERCENT

   SUMMARY...LOCALIZED SEVERE HAIL AND ISOLATED STRONG WIND GUSTS MAY
   CONTINUE TO ACCOMPANY PREDOMINATELY NWD-PROPAGATING STORMS THROUGH
   ABOUT 01Z.

   DISCUSSION...RIPPLING CONSOLIDATED CONVECTIVE OUTFLOW IS SUPPORTING
   LARGELY NWD PROPAGATION TO CELL DEVELOPMENT/DEMISE ACROSS W-CNTRL NV
   TO NERN CA. RGX VWP DATA SAMPLED 25-30 KT ELYS BETWEEN 6-8 KM
   AGL...WHICH IS SUPPORTING WEAK/TRANSIENT UPDRAFT ORGANIZATION WITHIN
   A STEEP LAPSE-RATE ENVIRONMENT ALONG THE LEADING EDGE OF THE
   BROAD-SCALE CONVECTIVE OUTFLOW. THIS SHOULD RESULT IN A CONTINUED
   RISK FOR ISOLATED SEVERE HAIL/STRONG WINDS DURING THE NEXT FEW HOURS
   UNTIL SUFFICIENT OVERTURNING OF THE STEEP LAPSE-RATE AIR MASS HAS
   OCCURRED.

   ..GRAMS/EDWARDS.. 07/08/2015


   ATTN...WFO...LKN...REV...STO...

   LAT...LON   40412178 40732163 41002128 41152067 41131987 40951866
               40791758 40351732 39561735 38731796 38601837 39851963
               40492040 40632100 40412178 

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Page last modified: July 09, 2015
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