Jul 27, 2025
Clusters of slow-moving thunderstorms developed along an outflow boundary across southeast Illinois during the late afternoon and early evening of July 27th. The storms were primarily focused south of the I-70 corridor where rainfall rates of 1-3 inches per hour led to isolated flash flooding in Crawford County.
Source: NOAA National Weather Service Storm Events Database (event 1277341). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Crawford County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.