Winter Weather Advisory
2025-12-20T11:00:00-07:00

* WHAT...Snow expected. There is a likelihood of minor to moderate winter weather impacts. Total snow accumulations between 9 and 15 inches in higher elevations and 5 to 9 inches at Lolo and Lost Trail Passes. Winds gusting as high as 40 mph. * WHERE...Highway 12 Lowell to Lolo Pass, Dixie, Lolo Pass, Highway 93 Sula to Lost Trail Pass, and Elk City. * WHEN...From 1 PM MST /noon PST/ Thursday to 11 AM MST /10 AM PST/ Saturday. * 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. For MAJOR winter weather impacts, expect considerable disruptions to normal activities. Dangerous or impossible traveling conditions. Avoid travel in the impacted areas if possible. Widespread closures and disruptions to infrastructure may occur. The hazardous conditions could impact the Thursday evening and Friday morning commutes, especially over higher passes.


Headwaters (Boise Nf) To Confluence With Smith Creek (Smith Creek Landing Strip) (Payette Nf) Paddle Report

Last Updated: 2025-12-16

The whitewater river run from Headwaters (Boise Nf) to Confluence with Smith Creek (Smith Creek Landing Strip) (Payette Nf) in the state of Idaho is a popular route for rafters and kayakers alike.


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Summary

The ideal streamflow range for this stretch of river is between 1,000 and 3,000 cfs. This range provides enough water to navigate the rapids while still maintaining a manageable level of difficulty.

The class rating for this segment of the river is class III-IV, which means it has moderate to difficult rapids with high, irregular waves and narrow passages that often require precise maneuvering. The segment is around 12 miles long and is known for its scenic beauty, with towering granite walls and stunning mountain vistas.

Specific rapids and obstacles along this stretch of river include names such as the "Staircase", a series of steep drops and boulder gardens that require expert navigation, and the "Devil's Slide", a narrow chute with a drop of several feet that requires precise maneuvering. There are also several large boulders and log jams that can create dangerous hazards if not navigated properly.

Specific regulations for the area include the need for a permit to launch a raft or kayak. The permit system is designed to limit the number of people on the river at any given time to ensure safety and preserve the natural environment. Additionally, all boaters are required to wear personal floatation devices and are encouraged to pack out all trash and waste to minimize impact on the surrounding wilderness.

Overall, the Headwaters to Smith Creek segment of the Payette River provides a thrilling and scenic whitewater experience for those with the skills and experience to navigate its challenging rapids.

River Run Details

Last Updated 2025-12-16
River Levels 1230 cfs (4.41 ft)
Percent of Normal 120%
Status
Class Level iii-iv
Elevation ft
Streamflow Discharge cfs
Gauge Height ft
Reporting Streamgage USGS 13310700
       

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