Flash Flood — Scott, Illinois

2020-05-16 · near Manchester, Scott, Illinois

Event narrative

A viaduct and several streets were flooded in the town of Manchester.

Wider weather episode

Several clusters of slow-moving thunderstorms tracked along and just north of a warm front draped along the I-64 corridor during the afternoon and evening of May 16th. The storms dropped 3 to 4 inches of rain across the southern sections of Scott, Morgan, and Sangamon counties...including 3.84 just southeast of Curran in Sangamon County and 3.05 in Murrayville in Morgan County. The heavy rainfall created flash flooding of numerous county roads and city viaducts. In addition, one thunderstorm cell produced dime-sized hail in Franklin in Morgan County.

View location on OpenStreetMap → (39.5480, -90.3458)

Source: NOAA Storm Events Database, event_id 891176. Narrative written by the NWS forecast office that issued the report.