Active Weather Alerts
River Flood Warning
Issued: 2:15 PM Jul. 3, 2025 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL EARLY MONDAY MORNING... * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Big Sioux River near Brookings. * WHEN...Until early Monday morning. * IMPACTS...At 10.5 feet, 473rd Avenue north of the gauge begins to flood. * ADDITIONAL DETAILS... - At 8:45 AM CDT Thursday the stage was 10.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:45 AM CDT Thursday was 10.4 feet. - Forecast...The river is expected to begin to fall late today and then fall below flood stage Sunday morning. - Flood stage is 9.0 feet. - Stay up to date with the latest river observations and forecasts at: www.water.noaa.gov && Fld Observed Forecasts (7 am CDT) Location Stg Stg Day/Time Fri Sat Sun Big Sioux River Brookings 9.0 10.4 Thu 8 am 10.2 9.6 8.7 &&
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