Active Weather Alerts
River Flood Warning
Issued: 2:34 AM Jun. 30, 2025 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Moderate flooding is occurring. Although this approaches or exceeds the flood of record, it should be noted that this gage is relatively new and has a short period of record. * WHERE...Big Sioux River near Estelline. * WHEN...Until further notice. * IMPACTS...At 1646.0 feet, water reaches the bottom of the bridge on 192nd Street. * ADDITIONAL DETAILS... - At 9:00 PM CDT Sunday the stage was 1646.9 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:00 PM CDT Sunday was 1646.9 feet. - Forecast...No forecast is available for this location. - Flood stage is 1644.0 feet. - Stay up to date with the latest river observations and forecasts at: www.water.noaa.gov && Fld Observed Location Stg Stg Day/Time Big Sioux River Estelline 1644.0 1646.9 Sun 9 pm &&
River Flood Warning
Issued: 1:28 AM Jun. 30, 2025 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Minor flooding is occurring. * WHERE...Big Sioux River near Bruce. * WHEN...Until further notice. * IMPACTS...At 8.0 feet, The lower banks on the left side of the river overflow. * ADDITIONAL DETAILS... - At 7:45 PM CDT Sunday the stage was 8.6 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 7:45 PM CDT Sunday was 8.6 feet. - Forecast...No forecast is available for this location. - Flood stage is 8.0 feet. - Stay up to date with the latest river observations and forecasts at: www.water.noaa.gov && Fld Observed Location Stg Stg Day/Time Big Sioux River Bruce 8.0 8.6 Sun 7 pm &&
River Flood Warning
Issued: 1:28 AM Jun. 30, 2025 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Minor flooding is occurring. * WHERE...Medary Creek near Medary. * WHEN...Until further notice. * IMPACTS...At 1588.0 feet, minor flooding of pasture lands begins. * ADDITIONAL DETAILS... - At 8:15 PM CDT Sunday the stage was 1588.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:15 PM CDT Sunday was 1588.5 feet. - Forecast...No forecast is available for this location. - Flood stage is 1588.0 feet. - Stay up to date with the latest river observations and forecasts at: www.water.noaa.gov && Fld Observed Location Stg Stg Day/Time Medary Creek Medary 1588.0 1588.5 Sun 8 pm &&
River Flood Warning
Issued: 1:28 AM Jun. 30, 2025 – National Weather Service
...FLOOD WARNING NOW IN EFFECT FROM MONDAY MORNING TO EARLY SATURDAY AFTERNOON... * WHAT...Minor flooding is forecast. * WHERE...Big Sioux River near Brookings. * WHEN...From Monday morning to early Saturday afternoon. * IMPACTS...At 10.5 feet, 473rd Avenue north of the gauge begins to flood. * ADDITIONAL DETAILS... - At 7:45 PM CDT Sunday the stage was 8.2 feet. - Forecast...The river is expected to rise above flood stage tomorrow morning to a crest around 10.4 feet early Tuesday afternoon. It will then fall below flood stage early Friday afternoon. - 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 pm CDT) Location Stg Stg Day/Time Mon Tue Wed Big Sioux River Brookings 9.0 8.2 Sun 7 pm 9.8 10.4 10.2 &&
River Flood Warning
Issued: 1:24 AM Jun. 30, 2025 – National Weather Service
...FLOOD WARNING IN EFFECT FROM THIS EVENING UNTIL FURTHER NOTICE... * WHAT...Minor flooding is occurring. This approaches or exceeds the flood of record. * WHERE...Sixmile Creek near Brookings. * WHEN...From this evening until further notice. * IMPACTS...At 1634.0 feet, Water approaches the intersection of 1st Ave and Harvey Dunn St in Brookings and may begin to flood. Agricultural flooding begins northeast of Brookings including leaving the right bank of the creek at the Highway 30 crossing. * ADDITIONAL DETAILS... - At 8:15 PM CDT Sunday the stage was 1634.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:15 PM CDT Sunday was 1634.8 feet. - Forecast...No forecast is available for this location. - Flood stage is 1634.0 feet. - Stay up to date with the latest river observations and forecasts at: www.water.noaa.gov && Fld Observed Forecasts (unknown time) Location Stg Stg Day/Time d1 d2 d3 Sixmile Creek Brookings 1634.0 1634.5 Sun 8 pm MSG MSG MSG &&
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