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Storm Prediction Center Mesoscale Discussion 1240

Published Date and Time: 2026-06-21 20:27:00



Mesoscale Discussion 1240
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   Mesoscale Discussion 1240
   NWS Storm Prediction Center Norman OK
   0724 PM CDT Sun Jun 21 2026

   Areas affected...far eastern Indiana...portions of northern
   Kentucky...and southwest Ohio

   Concerning...Severe potential...Watch needed soon 

   Valid 220024Z - 220100Z

   Probability of Watch Issuance...95 percent

   SUMMARY...A watch will be needed shortly for thunderstorms
   approaching the area.

   DISCUSSION...Ongoing severe thunderstorms across southern into
   central Indiana will move into the area in the next couple of hours.
   The overall environment will continue to support a severe threat
   into Ohio and parts of northern Kentucky, with damaging winds and
   perhaps a couple of tornadoes possible.

   A watch will be coordinated shortly.

   ..Marsh/Smith.. 06/22/2026

   ...Please see www.spc.noaa.gov for graphic product...

   ATTN...WFO...ILN...LMK...IND...

   LAT...LON   39798537 40088511 40218454 40048374 39548329 38888339
               38558386 38448453 38628539 39798537 

   MOST PROBABLE PEAK TORNADO INTENSITY...85-110 MPH
   MOST PROBABLE PEAK WIND GUST...55-70 MPH
   MOST PROBABLE PEAK HAIL SIZE...UP TO 1.25 IN


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