Grand River (SD) near Little Eagle
Observed Sat, Sep 26, 5:15 PM MDT
- Flood stage
- 15.00 ft
- Record crest
- 24.60 ft2009
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 21.00 ft |
| Moderate flood | 17.00 ft |
| Minor flood | 15.00 ft |
| Action | 13.00 ft |
- 22.00 ftWater levels will reach the low steel of the bridge on Highway 63
- 21.00 ftThe community of Little Eagle begins to experience some flooding
- 17.00 ftExtensive flooding of pasture land begins as both banks of the river are overtopped
- 15.00 ftLow-lying pasture and hay land along the river begins to flood
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | Under 5% |
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 23, 2026.
Crest history
67 crests on NOAA’s list since 1929.
| # | Date | Stage |
|---|---|---|
| 1 | March 22, 2009 | 24.60 ft |
| 2 | March 17, 2011 | 21.27 ft |
| 3 | March 12, 1972 | 21.01 ft |
| 4 | August 25, 2014 | 20.76 ft |
| 5 | March 14, 1930 | 20.50 ft |
| 6 | March 18, 1966 | 19.76 ft |
| 7 | March 29, 2019 | 19.60 ft |
| 8 | April 9, 1944 | 19.50 ft |
| 9 | March 23, 1987 | 19.16 ft |
| 10 | March 12, 1929 | 19.00 ft |
| 11 | March 23, 1978 | 18.41 ft |
| 12 | June 10, 2021 | 17.94 ft |
| 13 | March 12, 1996 | 17.25 ft |
| 14 | March 27, 1997 | 16.96 ft |
| 15 | May 31, 2013 | 15.83 ft |
| 16 | March 24, 2010 | 15.76 ft |
| 17 | May 21, 2025 | 15.47 ft |
| 18 | March 14, 1971 | 14.93 ft |
| 19 | July 17, 2001 | 14.64 ft |
| 20 | March 6, 1994 | 14.23 ft |
| 21 | January 19, 1973 | 13.91 ft |
| 22 | March 14, 1995 | 13.84 ft |
| 23 | May 10, 1986 | 13.60 ft |
| 24 | May 10, 1970 | 13.20 ft |
| 25 | June 9, 2005 | 12.72 ft |
Most recent crests
- May 21, 2025: 15.47 ft
- April 11, 2023: 12.52 ft
- June 10, 2021: 17.94 ft
- March 29, 2019: 19.60 ft
- May 19, 2018: 7.68 ft
- February 23, 2017: 9.28 ft
- April 20, 2016: 11.65 ft
- May 17, 2015: 12.44 ft
- August 25, 2014: 20.76 ft
- May 31, 2013: 15.83 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Missouri Basin River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time. Gauge reading may be affected by ice.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.