Flood — Brookings, South Dakota

2025-08-17 to 2025-08-28 · near Bruce, Brookings, South Dakota

Event narrative

The Big Sioux River near Estelline rose above flood stage on the morning of August 17th, cresting around 2.53 feet above flood stage (1646.53 ft) on August 19th. This crest is in the moderate flood category. The river then fell below flood stage on the morning of August 28th.

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 → (44.5436, -96.9370)

Source: NOAA Storm Events Database, event_id 1282766. Narrative written by the NWS forecast office that issued the report.