* WHAT...Snow expected. There is a likelihood of moderate winter weather impacts. Total snow accumulations of 3 to 7 inches above 5,000 feet, including area mountain passes. Total snow accumulations of up to 2 inches in lower elevation valley areas. * WHERE...Highway 93 Lost Trail Pass to Gibbonsville, Lemhi Pass, Williams Creek Summit, Salmon, Shoup, Highway 28 Tendoy to Lone Pine, and Bannock Pass. * WHEN...From 6 PM Wednesday to 9 AM MDT Thursday. * IMPACTS...For MODERATE winter weather impacts, expect disruptions to normal activities. Hazardous traveling conditions. Use extra caution while driving. Closures and disruptions to infrastructure may occur. The hazardous conditions could impact the Wednesday morning and evening commutes, especially over higher passes. * ADDITIONAL DETAILS...An elevated risk exists for snow squalls to produce poor visibility and gusty winds as the front arrives Wednesday evening across mountain pass areas.
The ideal streamflow range for this run is between 800 and 2000 cubic feet per second (cfs), with peak flows occurring in May and June. The river is rated as class III-IV, with several challenging rapids and obstacles throughout the 17.5-mile segment.
Some of the notable rapids include Jaws, Shredder, and Splat, all of which require precise navigation and technical skill. The river also features several large boulders, fallen trees, and undercut banks that pose potential hazards to boaters.
When planning a trip to this area, it is important to note that there are several regulations in place to protect the environment and ensure safety. Boaters must obtain a permit from the Bureau of Land Management before launching, and camping is only permitted in designated areas. Additionally, all boaters must wear a personal flotation device and properly dispose of all waste.
Overall, the Whitewater River Run Trailhead to Confluence with Hayden Creek offers a thrilling and challenging experience for experienced boaters. It is important to carefully consider streamflow conditions, safety precautions, and regulatory requirements before embarking on this adventure.
Lemhi River Nr Lemhi Id
|
194cfs |
Pahsimeroi River At Ellis Id
|
173cfs |
Lemhi River Below L5 Diversion Near Salmon
|
89cfs |
Salmon River At Salmon Id
|
2890cfs |
Big Hole River Near Jackson Mt
|
25cfs |
Blackbird Creek Near Cobalt
|
12cfs |
| Last Updated | 2026-04-12 |
| River Levels | 516 cfs (4.83 ft) |
| Percent of Normal | 74% |
| Status | |
| Class Level | iii-iv |
| Elevation | ft |
| Streamflow Discharge | cfs |
| Gauge Height | ft |
| Reporting Streamgage | USGS 13305000 |
| Location | Reservations | Toilets |
|---|---|---|
Bear Valley Trailhead/Upper Campground
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McFarland Campground
|
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McFarland Recreation Site
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Morse Creek Campground
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