May 21, 2018
Strong thunderstorms evolved across western Ohio during the afternoon and moved into central Ohio around 6-6:30 pm. Severe storms with winds and hail were prevalent. By the evening the storms began train along a warm front and old lake breeze boundary over the Central Highlands of Morrow and Richland counties. Storms intensified and slowed along this boundary, with the heaviest rainfall localized over Lexington. Flash flooding resulted.
Source: NOAA National Weather Service Storm Events Database (event 752923). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Richland County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.