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Flash Flood in Scott County, Illinois

Flash Flood May 16, 2020 · Scott County, Illinois

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

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

The wider storm

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.

Began near Manchester (39.5480, -90.3458).

Source: NOAA Storm Events Database, event 891176. Narratives are written by the National Weather Service forecast office that issued the report.

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