Flood in Chickasaw County, Iowa

Flood August 18, 2025 – August 19, 2025 · Chickasaw County, Iowa

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

What the National Weather Service wrote

Heavy rain during the middle of August allowed the Little Cedar River at Ionia to rise into flood stage during the afternoon on August 18th. The site crested at 12.06 ft in minor flood stage during the evening on August 18th before falling below flood stage during the early morning hours on August 19th.

The wider storm

Heavy rain throughout the middle of August contributed to rises along many area rivers in northeast Iowa. This included minor to moderate flooding along portions of the Little Cedar and Cedar Rivers, as well as the Upper Iowa and Turkey Rivers.

Began near Chickasaw (43.0335, -92.5045).

Source: NOAA Storm Events Database, event 1289452. Narratives are written by the National Weather Service forecast office that issued the report.

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