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Mesoscale Discussion 1235
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   MESOSCALE DISCUSSION 1235
   NWS STORM PREDICTION CENTER NORMAN OK
   1036 PM CDT MON JUN 30 2014

   AREAS AFFECTED...PORTIONS OF NERN IL AND FAR NWRN INDIANA

   CONCERNING...SEVERE THUNDERSTORM WATCH 380...

   VALID 010336Z - 010415Z

   CORRECTED FOR LOCATION CITED IN FINAL SENTENCE

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 380
   CONTINUES.

   SUMMARY...WIDESPREAD DAMAGING WINDS -- POSSIBLY SIGNIFICANTLY SEVERE
   -- ALONG WITH BRIEF TORNADOES...REMAIN A CONCERN IN THE SHORT TERM
   FOR THE CHICAGO AREA SWD ACROSS NRN IL INTO FAR NWRN INDIANA.

   DISCUSSION...LEWP STRUCTURES WITH BOWING COMPONENTS ALONG WITH
   EMBEDDED SUPERCELLS WITHIN A QUASI-LINEAR CONVECTIVE LINE CROSSING
   THE CHICAGO AREA ARE PRODUCING MEASURED SEVERE WIND GUSTS.
   VOLUMETRIC RADAR DATA AND MEASUREMENTS SUGGEST THAT SIGNIFICANTLY
   SEVERE WIND GUSTS -- PERHAPS REACHING/EXCEEDING 80 MPH -- REMAIN
   POSSIBLE -- ALONG WITH BRIEF TORNADOES. WIDESPREAD DMGG WINDS ARE
   LIKELY ACROSS THE AREA...WITH THIS ACTIVITY ADVANCING INTO FAR NWRN
   INDIANA DURING THE NEXT HOUR OR SO.

   ..COHEN.. 07/01/2014


   ATTN...WFO...LOT...

   LAT...LON   41668788 41588707 41068716 40738774 41048827 41668788 

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Page last modified: July 01, 2014
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