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Mesoscale Discussion 1413
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   MESOSCALE DISCUSSION 1413
   NWS STORM PREDICTION CENTER NORMAN OK
   0212 PM CDT TUE JUL 14 2015

   AREAS AFFECTED...OH...SERN INDIANA...WRN PA...NRN KY...WV

   CONCERNING...SEVERE THUNDERSTORM WATCH 421...

   VALID 141912Z - 142045Z

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 421
   CONTINUES.

   SUMMARY...SEVERE THREAT WILL SPREAD ACROSS THE REMAINDER OF WW421 BY
   EARLY EVENING.

   DISCUSSION...MCS IS GRADUALLY EXPANDING IN AREAL COVERAGE AS IT
   PROPAGATES SEWD ACROSS OH AT ROUGHLY 30-35KT.  GIVEN THE CURRENT
   SPEED/MOVEMENT...SEVERE THREAT SHOULD APPROACH THE OH RIVER AROUND
   21Z THEN SPREAD TOWARD SRN PORTIONS OF WW421 AFTER 15/00Z.  DAMAGING
   WINDS COULD BE COMMON ALONG LEADING EDGE OF SQUALL LINE.

   ..DARROW.. 07/14/2015


   ATTN...WFO...CTP...LWX...PBZ...RLX...CLE...JKL...ILN...LMK...
   IWX...IND...

   LAT...LON   40628536 41577938 39117936 38178537 40628536 

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Page last modified: July 14, 2015
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