Winter Weather Advisory
2026-01-07T23:00:00-07:00

* WHAT...Snow expected. Total snow accumulations of 3 to 6 inches in the valleys, 10-16 inches above 6000 feet. Gusty winds up to 35 mph will produce localized drifting and blowing snow. * WHERE...Boise Mountains. * WHEN...Until 11 PM MST Wednesday. * IMPACTS...Roads will likely become slick and hazardous. Travel could be very difficult.


Headwaters To Confluence With Alta Creek Paddle Report

Last Updated: 2026-01-05

The Whitewater River Run from Headwaters to Confluence with Alta Creek in Idaho is an exciting adventure for whitewater enthusiasts.


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Summary

The ideal streamflow range for this run is between 500-3000 cfs, which offers challenging rapids while still allowing for safe navigation. The segment mileage for this run is approximately 4 miles, with a class rating of III-IV. This class rating means that the rapids in this section of the river are moderate to difficult and require experienced paddlers with good control and maneuverability.

Some of the specific river rapids/obstacles that paddlers will encounter on this run include Pinball, the Corkscrew, and Box Car. Pinball is a series of large boulders that create a fast and technical rapid. The Corkscrew is a steep and twisting rapid that requires precise maneuvering. Box Car is a large boulder that creates a powerful hydraulic, which can be difficult to navigate.

Specific regulations to the area include a requirement for all paddlers to wear a personal flotation device (PFD) at all times and to have a whistle attached to their PFD. It is also recommended that paddlers have a helmet, appropriate footwear, and a drysuit or wetsuit for cold water conditions.

In conclusion, the Whitewater River Run from Headwaters to Confluence with Alta Creek in Idaho is a thrilling adventure for experienced paddlers. With an ideal streamflow range of 500-3000 cfs, a class rating of III-IV, and exciting rapids such as Pinball, the Corkscrew, and Box Car, this run offers a challenging and unforgettable experience. However, paddlers should be aware of specific regulations and safety measures to ensure a safe and enjoyable trip.

River Run Details

Last Updated 2026-01-05
River Levels 3320 cfs (4.82 ft)
Percent of Normal 221%
Status
Class Level None
Elevation ft
Streamflow Discharge cfs
Gauge Height ft
Reporting Streamgage USGS 13186000
       

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