2026-01-07T23:00:00-07:00
* WHAT...Snow. Additional snow accumulations between 4 and 8 inches above 6 thousand feet and up to 4 inches below 6 thousand feet. Winds gusting as high as 40 mph. * WHERE...Sawtooth/Stanley Basin, Sun Valley Region, Big Hole Mountains, and Centennial Mountains - Island Park. * WHEN...Until 11 PM MST this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Wednesday morning and evening commutes.
Summary
The river run is best tackled in late spring or early summer when water levels are at their highest, with a recommended flow of 1,000-2,000 cfs. Obstacles to be aware of include the "Notch" rapid, a narrow chute with a large boulder in the middle, as well as "Pinball," a series of technical rapids with multiple boulders and tight turns. Overall, the Box Canyon river run is recommended for experienced rafters and kayakers looking for a thrilling adventure.
River Run Details
| Last Updated | 2023-06-13 |
| River Levels | 267 cfs (2.55 ft) |
| Percent of Normal | 87% |
| Optimal Range | 600-2200 cfs |
| Status | Too Low |
| Class Level | II |
| Elevation | 6,229 ft |
| Run Length | 4.0 Mi |
| Gradient | 18 FPM |
| Streamflow Discharge | 199 cfs |
| Gauge Height | 2.4 ft |
| Reporting Streamgage | USGS 13042500 |
Weather Forecast
Nearby Streamflow Levels
Area Campgrounds
| Location | Reservations | Toilets |
|---|---|---|
Box Canyon Campground
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Buffalo Campground
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Buttermilk
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Buttermilk Campground
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McCrea Bridge
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Box Canyon
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Island Park Boating Site
Box Canyon
Elk Creek To Slackwater Of Ponds Power Dam
Island Park Dam To Box Canyon Summer Homes
Buffalo River Springs To Confluence With Elk Creek
Coffee Pot Campground To Mccrea'S Bridge
Box Canyon Summer Homes To Northern Boundary Of Harriman Park