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Flash Flood — Walworth, WI

Aug 19, 2007

Significant flash flooding affected parts of south-central and southeast Wisconsin during the overnight hours of August 18th into the pre-dawn hours of August 19th, in a roughly 75-mile wide band from the Iowa-Sauk County border through Dane County to Racine and Kenosha Counties. The flash flooding was the result of very heavy overnight rains from August 18th into August 19th, rangning from 4 to 7 inches (roughly one or two summer month's worth of rain in 24-hours). However, WSR-88D Doppler ra

Source: NOAA National Weather Service Storm Events Database (event 56515). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Walworth, WI

This event is one of many recorded floods in Walworth County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

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Walworth, WI · Sep 12, 2019

A strong squall line with torrential rainfall moved east along and north of warm front over southern WI. A quick 2.5-4.5 inches of rain resulted in the flash flooding of creeks, small rivers, and urban and rural roadways. Some trees were downed by straight-line winds.

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