Hydrologic Outlook
None

ESFSEW A series of atmospheric rivers will provide rounds of increasingly impactful rainfall starting on Friday and continuing through early next week. Snow levels will remain around 5000 to 6000 feet. Expect rising rivers with potential for flooding especially for rivers flowing off the Olympics and Cascades. Urban flooding and landslides are also possible throughout this period as the soil conditions remain wet.


Headwaters To Western Boundary Of Olympic National Park Paddle Report

Last Updated: December 4, 2025

The Whitewater River Run from Headwaters to Western Boundary of Olympic National Park in the state of Washington is a thrilling adventure for experienced kayakers.


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Summary

The ideal streamflow range for this run is between 800-1500 cfs, and it is rated as a Class IV-V river, meaning it is very difficult and requires advanced skills.

The segment mileage for this run is approximately 8 miles, with specific river rapids/obstacles including the Entrance, Triple Step, Mother, and the climax at the Grand Finale. The Entrance is the start of the river and is a series of big drops and boulders. Triple Step is a complex set of rapids with steep drops and powerful hydraulics, while the Mother is a narrow chute that leads to a drop. Finally, the Grand Finale is a long rapid with powerful hydraulics and large boulders.

Regulations for the area include obtaining a permit to access the Olympic National Park, and practicing Leave No Trace principles. Additionally, kayakers should be aware of the danger of logjams and sweepers on the river, and practice caution on the steep terrain surrounding the river.

River Run Details

Last Updated
River Levels 725 cfs (539.27 ft)
Percent of Normal +100%
Optimal Range 800-1500 cfs
Status Too Low
Class Level iv-v
Elevation ft
Run Length 26.0 Mi
Streamflow Discharge cfs
Gauge Height ft
Reporting Streamgage USGS 12044900
       

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