North Fork Big Nemaha River at Humboldt
Observed Fri, Oct 2, 8:00 PM CDT
- Flood stage
- 28.00 ft
- Record crest
- 34.70 ft1958
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 31.00 ft |
| Moderate flood | 29.50 ft |
| Minor flood | 28.00 ft |
| Action | 26.00 ft |
- 48.00 ftThe railroad tracks on the south side of Humboldt overtop.
- 41.00 ftWater nears the bottom of the bridge, Highway 105, located at the gage site. In addition, at this level the gage house is impacted.
- 36.00 ftFlooding occurs along the right bank near the gage.
- 28.00 ftOverflows can occur near the lower reaches around Salem.
- 27.00 ftSignificant lowland flooding along the middle reaches of the basin becomes more widespread.
- 23.00 ftLowland flooding occurs along low banks in the middle reaches of the basin affecting pasture and farm lands.
Flood outlook
Chance of flooding, October to December
| 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
73 crests on NOAA’s list since 1953.
| # | Date | Stage |
|---|---|---|
| 1 | July 10, 1958 | 34.70 ft |
| 2 | August 13, 1982 | 34.25 ft |
| 3 | June 17, 1954 | 31.48 ft |
| 4 | July 22, 1978 | 31.30 ft |
| 5 | July 30, 1992 | 28.25 ft |
| 6 | October 11, 1973 | 28.00 ft |
| 7 | September 26, 1973 | 27.90 ft |
| 8 | March 27, 1960 | 27.20 ft |
| 9 | June 5, 2015 | 26.07 ft |
| 10 | March 3, 1979 | 25.27 ft |
| 11 | September 30, 1961 | 25.15 ft |
| 12 | July 6, 1993 | 24.93 ft |
| 13 | June 17, 1964 | 23.65 ft |
| 14 | March 30, 1998 | 23.12 ft |
| 15 | May 24, 2019 | 22.76 ft |
| 16 | May 9, 2008 | 22.21 ft |
| 17 | June 18, 1983 | 22.20 ft |
| 18 | September 4, 1989 | 22.13 ft |
| 19 | June 9, 1984 | 21.95 ft |
| 20 | July 2, 1956 | 20.61 ft |
| 21 | August 9, 1968 | 20.50 ft |
| 22 | October 11, 1986 | 20.20 ft |
| 23 | June 28, 1965 | 20.10 ft |
| 24 | June 24, 1963 | 20.05 ft |
| 25 | June 9, 1967 | 19.90 ft |
Most recent crests
- September 23, 2025: 18.69 ft
- May 7, 2024: 6.25 ft
- April 20, 2023: 8.22 ft
- May 26, 2022: 12.10 ft
- March 15, 2021: 13.72 ft
- July 20, 2020: 17.15 ft
- May 24, 2019: 22.76 ft
- December 1, 2018: 15.79 ft
- May 20, 2017: 12.10 ft
- April 27, 2016: 12.39 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. Stage 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.