Wahoo Creek at Ithaca
Observed Mon, Sep 21, 12:15 PM CDT
- Flood stage
- 19.00 ft
- Record crest
- 23.22 ft1959
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 23.00 ft |
| Moderate flood | 20.50 ft |
| Minor flood | 19.00 ft |
| Action | 17.00 ft |
- 23.00 ftThe levee protecting Ithaca is likely to fail as water would be overtopping it at this level.
- 22.00 ftThe access road south of town is likely to flood. In addition, a low spot along Highway 66 just east of the gage site will flood.
- 21.00 ftHomes near the gage site may be threatened with the flood waters.
- 19.00 ftMore widespread lowland flooding continues.
- 18.00 ftMinor lowland flooding begins.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 22% |
| Moderate flooding | 20% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 26, 2026.
Crest history
96 crests on NOAA’s list since 1950.
| # | Date | Stage |
|---|---|---|
| 1 | August 2, 1959 | 23.22 ft |
| 2 | June 24, 1963 | 22.93 ft |
| 3 | June 20, 1960 | 22.50 ft |
| 4 | June 15, 1982 | 22.40 ft |
| 5 | May 31, 1951 | 22.34 ft |
| 6 | August 29, 2014 | 22.25 ft |
| 7 | August 13, 1982 | 22.20 ft |
| 8 | August 26, 1987 | 22.12 ft |
| 9 | August 29, 2007 | 22.11 ft |
| 10 | May 22, 2024 | 22.04 ft |
| 11 | September 4, 1977 | 22.00 ft |
| 12 | June 17, 1964 | 21.99 ft |
| 13 | March 23, 1987 | 21.92 ft |
| 14 | May 30, 2008 | 21.88 ft |
| 15 | August 31, 1977 | 21.84 ft |
| 16 | September 17, 2006 | 21.83 ft |
| 17 | June 23, 1996 | 21.83 ft |
| 18 | June 9, 1967 | 21.80 ft |
| 19 | August 22, 1998 | 21.67 ft |
| 20 | June 14, 1967 | 21.64 ft |
| 21 | June 14, 1991 | 21.64 ft |
| 22 | March 14, 2019 | 21.63 ft |
| 23 | May 27, 1996 | 21.50 ft |
| 24 | June 23, 1994 | 21.48 ft |
| 25 | August 6, 1958 | 21.42 ft |
Most recent crests
- September 2, 2025: 19.55 ft
- May 22, 2024: 22.04 ft
- July 31, 2023: 12.26 ft
- July 8, 2022: 7.37 ft
- August 8, 2021: 18.65 ft
- February 2, 2020: 11.02 ft
- March 14, 2019: 21.63 ft
- September 5, 2018: 19.72 ft
- October 7, 2017: 19.91 ft
- May 11, 2016: 21.15 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.