Flood — Brookings, South Dakota

2025-08-18 to 2025-08-31 · near Bruce, Brookings, South Dakota

Event narrative

The Big Sioux River near Bruce rose above flood stage on the evening of August 18th, cresting around 2.22 feet above flood stage (10.22 ft) on August 20th. This crest is in the moderate flood category. The river remained above flood stage into September.

Wider weather episode

A wet August resulted in renewed minor to locally moderate river flooding along portions of the middle Big Sioux River.

View location on OpenStreetMap → (44.5400, -96.9600)

Source: NOAA Storm Events Database, event_id 1282767. Narrative written by the NWS forecast office that issued the report.