Rivers in Idaho
Teton River (ID) near St. Anthony
Below flood stage
2.33ftStage
Observed Thu, Sep 24, 3:15 AM MDT
- Flood stage
- 6.00 ft
- Forecast crest
- 2.29 ftThu, Sep 24, 6:00 AM MDT
- Record crest
- 7.20 ft1964
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 7.00 ft |
| Moderate flood | 6.50 ft |
| Minor flood | 6.00 ft |
| Action | 5.50 ft |
- 7.00 ftSignificant (major) flooding is possible between Newdale and Rexburg.
- 6.50 ftFlooding (moderate) will top portions of levees between 2400 East and 2500 East in Fremont County.
- 6.20 ftFlood waters are close to bottom of county bridge at 2400 East south of Wilford.
- 6.00 ftLowland flooding (minor) can be expected on Madison County roads 3000 North to 5000 North and between Hibbard Road to 4000 east (Crane Lane) north of Hibbard and Salem; and in Fremont County between the county line to 200 North and 2400 East (Teton Highway) south of Wilford to 2500 East.
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
31 crests on NOAA’s list since 1950.
| # | Date | Stage |
|---|---|---|
| 1 | June 19, 1964 | 7.20 ft |
| 2 | June 11, 1997 | 6.78 ft |
| 3 | June 7, 2010 | 6.72 ft |
| 4 | May 30, 1983 | 6.70 ft |
| 5 | April 2, 1950 | 6.66 ft |
| 6 | June 23, 1967 | 6.62 ft |
| 7 | June 14, 2011 | 6.61 ft |
| 8 | June 9, 1981 | 6.54 ft |
| 9 | May 17, 1996 | 6.51 ft |
| 10 | May 16, 1984 | 6.41 ft |
| 11 | June 26, 1982 | 6.32 ft |
| 12 | May 22, 1983 | 6.11 ft |
| 13 | June 10, 1978 | 6.09 ft |
| 14 | May 28, 1979 | 6.02 ft |
| 15 | May 20, 2006 | 5.98 ft |
| 16 | May 24, 2018 | 5.90 ft |
| 17 | June 1, 2020 | 5.79 ft |
| 18 | May 13, 2017 | 5.74 ft |
| 19 | May 21, 2008 | 5.61 ft |
| 20 | June 22, 2009 | 5.59 ft |
| 21 | June 13, 2022 | 5.55 ft |
| 22 | May 28, 2014 | 5.51 ft |
| 23 | June 8, 2019 | 5.36 ft |
| 24 | June 5, 2012 | 5.18 ft |
| 25 | June 6, 2021 | 4.88 ft |
Most recent crests
- June 13, 2022: 5.55 ft
- June 6, 2021: 4.88 ft
- June 1, 2020: 5.79 ft
- June 8, 2019: 5.36 ft
- May 24, 2018: 5.90 ft
- May 13, 2017: 5.74 ft
- June 8, 2016: 4.76 ft
- June 2, 2015: 4.79 ft
- May 28, 2014: 5.51 ft
- May 15, 2013: 4.86 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Northwest River Forecast Center. Forecasts are issued routinely year-round. Stage may be affected by ice during winter months.
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.