Jun 21, 2018
An unseasonably deep upper-level low slowly meandered eastward into Illinois on June 21st. Scattered thunderstorms developed beneath this feature during the afternoon, with many of the cells producing funnel clouds. One brief tornado was reported in a field about 5 miles southwest of Gridley in northern McLean County. Slow-moving storms dropped locally heavy rainfall across portions of Woodford County, causing flash flooding from Eureka to Washburn.
Source: NOAA National Weather Service Storm Events Database (event 771018). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Woodford County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.