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Mesoscale Discussion 484
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   MESOSCALE DISCUSSION 0484
   NWS STORM PREDICTION CENTER NORMAN OK
   0256 PM CDT THU APR 28 2016

   AREAS AFFECTED...CNTRL WV SEWD INTO SW VA AND NC

   CONCERNING...SEVERE POTENTIAL...WATCH LIKELY 

   VALID 281956Z - 282100Z

   PROBABILITY OF WATCH ISSUANCE...80 PERCENT

   SUMMARY...TSTMS EXPECTED TO INCREASE FROM CNTRL WV SEWD ACROSS THE
   APPALACHIANS INTO WRN/NRN NC...POSING A THREAT FOR HAIL/LOCALLY DMGG
   WIND.

   DISCUSSION...SCTD TSTMS ARE FORMING OVER THE HIGHER TERRAIN OF WV/SW
   VA AND WRN NC...IN LOBE OF ASCENT SPREADING EWD IN BASE OF WEAKENING
   MIDWEST TROUGH. 40-50 UNIDIRECTIONAL WNWLY 700-500 MB FLOW COULD
   SUPPORT A FEW SUSTAINED MULTICELLS AND SUPERCELLS WITH A RISK FOR
   SVR HAIL AND WIND AS THEY GROW UPSCALE INTO TWO OR THREE ESE-MOVING
   CLUSTERS THROUGH EARLY TNGT. SOME HAIL THREAT COULD ALSO EXTEND EWD
   ATOP COOL BNDRY LYR AIR DAMMED AGAINST THE E SLOPES OF THE MTNS.

   ..CORFIDI.. 04/28/2016


   ATTN...WFO...AKQ...LWX...RAH...RNK...PBZ...RLX...GSP...MRX...
   JKL...ILN...

   LAT...LON   35627886 36587856 38097935 39077974 39478066 39678155
               39498245 39198297 38848315 38448303 37638242 36418170
               35358014 35627886 

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Page last modified: April 28, 2016
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