Flood in Winnebago County, Wisconsin
Flood April 17, 2026 – April 20, 2026 · Winnebago County, Wisconsin
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
Widespread low-land flooding occurred in Winnebago County, resulting in considerable flood damage along the Wolf River south of Fremont to 5 homes.
The wider storm
A series of heavy precipitation events resulted in record setting and historic flooding on several rivers across northeast Wisconsin from the middle to late part of April. The heavy rainfall especially impacted the Wolf River basin, leading to record setting flooding for the Wolf River at Shiocton and the Wolf River at New London. Record flooding also occurred on other rivers over northeast Wisconsin, including the Embarrass River.
The river flooding resulted in tremendous disruptions to daily life for those living along and near the Wolf River and Embarrass River. Evacuations occurred in the towns of Shiocton and New London for multiple days. Power and gas were shutoff in these areas as flood waters impacted many homes and businesses. The peak of the flooding along the Wolf River occurred from April 16 through April 21. Flooding then moved downstream on the Wolf River, impacting the Fremont area. Over 150 homes were affected, with damages estimated over $4 million.
Began near Metz (44.2426, -88.8935).
Source: NOAA Storm Events Database, event 1324914. Narratives are written by the National Weather Service forecast office that issued the report.
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