Flash Flood — Macon, Illinois

2025-08-12 · near Bearsdale, Macon, Illinois

Event narrative

An underpass was flooded and a car stalled in the high water.

Wider weather episode

A pre-frontal trough interacting with a seasonably warm and moist airmass triggered a couple bands of thunderstorms across central Illinois during the afternoon and evening of August 12th. One of the strongest cells produced excessive rainfall rates and caused isolated flash flooding in Decatur in Macon County.

View location on OpenStreetMap → (39.8616, -88.9924)

Source: NOAA Storm Events Database, event_id 1289042. Narrative written by the NWS forecast office that issued the report.