National Weather Service United States Department of Commerce

Heavy Rain, Flash Flooding Possible through Midday

Showers and storms will continue across the area through late morning. Locally heavy rainfall is expected, which could cause some flooding across parts of southwest WI, northeast IA, and southeast MN where heavy rain has occurred over the past week. Those living near waterways are encouraged to pay close attention to weather conditions this morning, and be prepared to act if flooding is observed. Read More >

Overview

Several rounds of severe weather impacted the area from Monday August 27th through Tuesday August 28th.

Major flash flooding occurred Monday night into Tuesday morning and additional flash flooding occurred Tuesday afternoon and evening. Record flooding occurred along portions of the Kickapoo River.

A line of thunderstorms produced wind damage and an isolated tornado Monday afternoon and evening, with the severe threat quickly transitioning over to flash flooding Monday night into Tuesday morning. A storm produced large hail over portions of northeast Iowa Tuesday morning, then more severe thunderstorms developed Tuesday afternoon producing wind damage and additional flooding.

Numerous communities in southwest Wisconsin experienced record flooding.  This included evacuations and rescues during the peak of the flooding. 

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2-Day Radar Rainfall Estimates (Monday & Tuesday)
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