Flash Flood in Louisa County, Iowa

Flash Flood July 20, 2025 · Louisa County, Iowa

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

What the National Weather Service wrote

Based on reports from social media. There is standing water that is several inches deep throughout out the county fairgrounds.

The wider storm

A decaying mesoscale convective system moved into eastern Iowa during the morning hours of July 20th. These showers and storms produced heavy rain with trained spotters reporting 1 to 3 inches of rain. This lead to flash flooding in parts of Washington, Louisa, and Muscatine Counties.

Began near Columbus Jct (41.2800, -91.3500).

Source: NOAA Storm Events Database, event 1282244. Narratives are written by the National Weather Service forecast office that issued the report.

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