Jul 12, 2021
A stationary boundary was situated from west to east across northern OH on July 12th, 2021, and would lift north to Lake Erie by late afternoon. This allowed for a warm, unstable airmass to reside over the region, with surface dewpoints in the low 70s, and PWAT values in the 1.8 to 1.9 range. MLCAPE values were near 1000 j/kg, with slow storm motions in the 20 to 25 kt. range. Deep layer bulk shear was generally less than 30 kts. An initial cluster of thunderstorms developed and moved northeast
Source: NOAA National Weather Service Storm Events Database (event 1010543). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Portage County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.