* WHAT...Light to moderate valley snow and heavy mountain snow. Several inches of accumulation below 7,000 feet, including 5 to 8 inches in Stanley and Ketchum. One to two feet accumulation above 7,000 feet, including two feet on Galena Summit. Wind gusts as high as around 45 mph. * WHERE...Big Lost Highlands/Copper Basin, Frank Church Wilderness, Sawtooth/Stanley Basin, and Sun Valley Region. * WHEN...From 5 AM Thursday to 5 AM MST Saturday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Thursday morning and evening commutes. Gusty winds could bring down tree branches.
The ideal streamflow range for this river ranges from 400-700 cfs, with peak flows occurring in May and June. The class rating of this river is Class III, with a few Class IV rapids, making it suitable for intermediate to advanced paddlers.
The segment mileage of this river run is approximately 13 miles, starting from the Headwaters and ending at the Confluence with Alturas Lake Creek. This river run features exciting rapids such as The Maze, Triple Drop, and Redside. There are also a few obstacles such as boulders and tree strainers present in some sections of the river.
There are specific regulations that visitors should follow when planning to visit the Whitewater River Run. For instance, it is mandatory to wear a personal flotation device (PFD) at all times while on the river. Additionally, visitors should ensure that they have a permit before entering the river. This permit can be obtained from the Sawtooth National Recreation Area headquarters or any authorized vendor.
In conclusion, the Whitewater River Run from Headwaters to Confluence with Alturas Lake Creek is an exciting experience that requires proper preparation and planning. Visitors should ensure that they have the necessary skills and equipment to navigate the rapids, as well as adhere to the specific regulations put in place to ensure their safety.
| Last Updated | 2025-12-16 |
| River Levels | 595 cfs (2.09 ft) |
| Percent of Normal | 122% |
| Status | |
| Class Level | iii-iv |
| Elevation | ft |
| Streamflow Discharge | cfs |
| Gauge Height | ft |
| Reporting Streamgage | USGS 13295000 |