* WHAT...Heavy snow possible. Accumulation amounts uncertain at this time but may range from around a foot at 5500 feet and up 4 feet at highest elevations. Winds could gust as high as 45 mph. * WHERE...West Slope Northern Sierra Nevada and Western Plumas County/Lassen Park including Interstate 80 and Highway 50. * WHEN...From Tuesday evening through Friday morning. * IMPACTS...Dangerous travel conditions with chain controls and road closures possible. Low visibility due to combination of wind and heavy snow. * ADDITIONAL DETAILS...Snow accumulations will remain near or above pass level through Tuesday, then drop to around 5500 feet during the day Wednesday.
The whitewater river run from Headwaters of East Fork Canyon Creek (Sec 13, T21N, R10E) to Confluence with South Fork Canyon Creek in California is a popular destination for experienced paddlers.
Wind
Humidity
The ideal streamflow range for this segment is between 500-1500 cfs, and the class rating is a challenging Class IV-V. The total segment mileage is approximately 8.5 miles, with rapids and obstacles that include "Steep Chutes," "Box Canyon," "S-Turn Rapid," and "Triple Threat."
It is important to note that this river run is not recommended for beginners, and all paddlers should have experience with Class III-IV rapids. Additionally, there are specific regulations to the area, including a requirement for all boaters to have a valid California Boater Card, a personal flotation device (PFD), and a helmet. Overnight camping is not allowed in the river corridor, and fires are prohibited.
Sources for this information include American Whitewater and the Bureau of Land Management. It is important to check current conditions and flow levels before attempting this run, and as with all outdoor activities, to practice safety and respect for the environment.
| Last Updated | 2025-12-19 |
| River Levels | 2740 cfs (7.21 ft) |
| Percent of Normal | 81% |
| Status | |
| Class Level | iv-v |
| Elevation | ft |
| Streamflow Discharge | cfs |
| Gauge Height | ft |
| Reporting Streamgage | USGS 11413000 |
| Location | Reservations | Toilets |
|---|---|---|
Ross Campground
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Plumas - Eureka State Park
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Lakes Basin Group Campground
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Lakes Basin Campground
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Lakes Basin .
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Little Beaver Campground
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Headwaters Of East Fork Canyon Creek (Sec 13, T21N, R10E) To Confluence With South Fork Canyon Creek
Headwaters Of North Fork Canyon Creek (Sec 6, T21N, R11E) To Confluence With East Fork Canyon Creek
Headwaters At West Branch Canyon Creek (Sec 26, T22N, R10E) To Confluence With Canyon Creek
Headwaters To State Park
Little Jamison Creek Headwaters To State Park
East Branch Nelson Creek Headwaters To Confluence With Nelson Creek