May 11, 2017
A cluster of strong to severe thunderstorms developed in advance of an area of low pressure across southeast Iowa during the afternoon of May 10th. The storms then developed into a squall line and raced east-southeast along a warm front draped across central Illinois during the late afternoon and early evening. One tornado touched down along the line just south of Argenta in Macon County, while widespread wind damage was reported primarily along and south of I-72. Heavy rainfall of 1.5 to 2.5
Source: NOAA National Weather Service Storm Events Database (event 704701). 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.