Winter Weather Advisory
2025-12-26T22:00:00-08:00

* WHAT...Snow expected. Total snow accumulations between 6 to 12 inches. * WHERE...Cascades of Snohomish and Northern King Counties, Cascades of Whatcom and Skagit Counties, and Cascades of Southern King County. * WHEN...From 4 AM to 10 PM PST Friday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Friday morning and evening commutes. * ADDITIONAL DETAILS...Snow levels will be around 2500 ft Friday morning and will lower below 1000 ft Friday evening.


Mount Persis Mountain Peaks

Last Updated: December 25, 2025

Mount Persis is located in the Pacific Ranges mountain range in Washington, United States.


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Summary

Standing at an elevation of 5,398 feet (1,645 meters), it offers a challenging and rewarding mountaineering experience. The mountain is relatively small in size compared to many other peaks in the region, making it an ideal destination for beginner and intermediate climbers.

During the winter season, Mount Persis receives a significant snowpack that ranges from 10 to 20 feet (3 to 6 meters) on average. This makes it a popular spot for backcountry skiing and snowshoeing. The snowpack typically lasts from late November to early May, providing ample opportunities for winter sports enthusiasts.

Several creeks and rivers receive runoff from Mount Persis, including the South Fork Skykomish River and Heybrook Creek. These water sources are essential for the surrounding ecosystem and provide beautiful natural scenery for hikers and climbers.

As for its name and history, Mount Persis was named by Albert H. Sylvester, a prominent surveyor and geologist in the late 19th century. The origin of the name itself remains unclear, but it is believed to be derived from ancient Persian or Greek mythology. The mountain holds no specific legends or lore, but its stunning beauty and challenging routes continue to attract mountaineers and outdoor enthusiasts seeking adventure in the Pacific Ranges.

       

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