Flood in Brookings County, South Dakota

Flood August 7, 2025 – August 11, 2025 · Brookings County, South Dakota

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

What the National Weather Service wrote

The Big Sioux River near Bruce rose above flood stage on the evening of August 7th, cresting around 0.47 feet above flood stage (8.47 ft) on August 8th. The river then fell below flood stage on the morning of August 11th.

The wider storm

Another round of locally heavy rain across the Upper Big Sioux Basin resulted in downstream minor flooding along portions of the Middle Big Sioux River.

Began near Bruce (44.5400, -96.9600).

Source: NOAA Storm Events Database, event 1282765. Narratives are written by the National Weather Service forecast office that issued the report.

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