Rivers in Idaho
Snake River at Weiser
Below flood stage
3.30ftStage
Observed Tue, Sep 22, 6:45 AM MDT
- Flood stage
- 12.00 ft
- Record crest
- 15.55 ft1972
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 14.50 ft |
| Moderate flood | 13.50 ft |
| Minor flood | 12.00 ft |
| Action | 11.50 ft |
- 15.00 ftMajor flooding will occur near the river, with extensive flooding of agricultural land in Malheur County, Oregon with several county roads underwater. Significant flooding will also occur in Weiser, Idaho with floodwater covering the water treatment plant on Mortimer Road. Floodwater may also reach the airport south of Weiser.
- 13.50 ftModerate flooding is likely near Weiser with water overtopping Mortimer Road to a depth of two feet. Flooding of the Weiser Water Treatment Plant is possible. Some county roads in Malheur County near the river will have water flowing over them. Moderate flooding of agricultural land will occur near the river in Malheur County.
- 12.00 ftFlooding of agricultural land near the river is likely in Malheur County, Oregon and in Washington County, Idaho. Mortimer Road in Weiser will be flooded.
Crest history
36 crests on NOAA’s list since 1921.
| # | Date | Stage |
|---|---|---|
| 1 | December 20, 1972 | 15.55 ft |
| 2 | January 14, 1979 | 15.54 ft |
| 3 | February 17, 1933 | 15.00 ft |
| 4 | April 29, 1952 | 14.67 ft |
| 5 | January 3, 1997 | 14.47 ft |
| 6 | January 13, 1974 | 14.46 ft |
| 7 | April 20, 1984 | 13.66 ft |
| 8 | May 23, 1921 | 13.60 ft |
| 9 | February 25, 1986 | 13.50 ft |
| 10 | April 21, 1943 | 12.76 ft |
| 11 | December 25, 1964 | 12.62 ft |
| 12 | May 24, 1957 | 12.61 ft |
| 13 | March 21, 2017 | 12.53 ft |
| 14 | May 12, 1984 | 12.50 ft |
| 15 | March 10, 1986 | 12.50 ft |
| 16 | February 4, 1982 | 12.32 ft |
| 17 | May 3, 1938 | 12.25 ft |
| 18 | April 24, 2006 | 11.95 ft |
| 19 | January 29, 1922 | 11.63 ft |
| 20 | May 16, 2011 | 11.57 ft |
| 21 | April 10, 2019 | 10.52 ft |
| 22 | June 6, 2010 | 8.82 ft |
| 23 | April 28, 2012 | 8.50 ft |
| 24 | April 7, 2024 | 8.30 ft |
| 25 | May 29, 2018 | 8.09 ft |
Most recent crests
- February 26, 2025: 7.37 ft
- April 7, 2024: 8.30 ft
- May 3, 2023: 7.44 ft
- June 14, 2022: 6.45 ft
- May 26, 2021: 5.52 ft
- May 27, 2020: 5.88 ft
- April 10, 2019: 10.52 ft
- May 29, 2018: 8.09 ft
- March 21, 2017: 12.53 ft
- March 14, 2016: 6.37 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.
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.