Rivers in Idaho
Big Wood River at Hailey
Below flood stage
1.53ftStage
Observed Tue, Sep 29, 4:45 PM MDT
- Flood stage
- 6.00 ft
- Forecast crest
- 1.52 ftTue, Sep 29, 6:00 PM MDT
- Record crest
- 8.36 ft2017
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 8.00 ft |
| Moderate flood | 7.00 ft |
| Minor flood | 6.00 ft |
| Action | 5.00 ft |
- 8.00 ftNumerous locations from the confluence of Warm Springs Creek downstream to Bellevue will have flooding problems. Many roads may be inaccessible and many houses and infrastructure will be impacted. Significant floodingin Cedar, War Eagle, and Della Vista Drives in the lower subdivisions in Hailey area will be inaccessible. Flooding in Riverview Drive area of Bellevue. Draper Preserve in Hailey is inaccessible. Water may be over some secondary roads in West Ketchum (Wood River Drive).
- 7.00 ftModerate flooding will occur along Cedar, War Eagle, and Della Vista Drives in the lower subdivisions in Hailey which may be inaccessible. FLooding in Riverview Drive area of Bellevue. Draper Preserve in Hailey is inaccessible. Water may be over some secondary roads in West Ketchum (Wood River Drive). Gimlet subdivision will have some residents with flooding issues.
- 6.00 ftStreet flooding will occur along Cedar, War Eagle, and Della Vista Drives in the lower subdivisions in Hailey and Riverview drive in Bellevue. Draper Preserve in Hailey is inaccessible. Water may be over some secondary roads in West Ketchum (Wood River Drive). Gimlet subdivision will have flooding issues.
- 5.00 ftNear bankfull from Ketchum down-river to Glendale Road Bridge south of Bellevue. Some lowland seepage and ponding is possible in residential areas near the river especially in the Della View subdivision on far western War Eagle Drive. Gimlet subdivision may experience ponding.
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 29, 2026.
Crest history
39 crests on NOAA’s list since 1958.
| # | Date | Stage |
|---|---|---|
| 1 | May 7, 2017 | 8.36 ft |
| 2 | May 30, 1983 | 7.93 ft |
| 3 | May 21, 2006 | 7.92 ft |
| 4 | May 25, 1967 | 7.72 ft |
| 5 | June 16, 1974 | 7.20 ft |
| 6 | June 18, 1982 | 6.94 ft |
| 7 | May 30, 1986 | 6.82 ft |
| 8 | May 14, 1982 | 6.80 ft |
| 9 | June 5, 1997 | 6.60 ft |
| 10 | May 26, 1969 | 6.46 ft |
| 11 | June 7, 1975 | 6.44 ft |
| 12 | May 25, 1958 | 6.25 ft |
| 13 | May 31, 2003 | 6.17 ft |
| 14 | June 6, 1995 | 6.02 ft |
| 15 | May 20, 2005 | 5.96 ft |
| 16 | June 12, 1965 | 5.93 ft |
| 17 | June 7, 2019 | 5.90 ft |
| 18 | June 10, 1996 | 5.82 ft |
| 19 | June 19, 1999 | 5.71 ft |
| 20 | April 27, 2012 | 5.61 ft |
| 21 | June 13, 2022 | 5.52 ft |
| 22 | May 21, 1993 | 5.25 ft |
| 23 | May 26, 2018 | 5.12 ft |
| 24 | June 24, 2011 | 5.06 ft |
| 25 | June 7, 2010 | 4.96 ft |
Most recent crests
- June 13, 2022: 5.52 ft
- June 5, 2021: 3.44 ft
- May 31, 2020: 4.01 ft
- June 7, 2019: 5.90 ft
- May 26, 2018: 5.12 ft
- May 7, 2017: 8.36 ft
- June 9, 2016: 4.31 ft
- June 9, 2015: 3.49 ft
- May 28, 2014: 3.63 ft
- May 15, 2013: 3.77 ft
Nearby
Upstream, downstream and the gauges around this one.
- UpstreamWarm Springs Creek (ID) at Ketchum
- DownstreamBig Wood River at Stanton Crossing
- Big Wood River at S. Broadford Bridge
- East Fork Big Wood River at Gimlet
- Trail Creek (ID) at Ketchum
- Little Wood River at High 5 Creek
- Willow Creek (Eastern ID) at Spring Crk Ranch Nr Bellevue
- Eastern Idaho Reservoirs at Little Wood Reservoir
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.