Sinister Peak Mountain Peaks

Last Updated: April 27, 2026

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Sinister Peak is a prominent mountain located in the Pacific Ranges of the North Cascades in Washington, United States.


Summary

15-Day Long Term Forecast


       

5-Day Hourly Forecast Detail

Regional Streamflow Levels

5,220

Cubic Feet Per Second
SAUK RIVER AT DARRINGTON

827

Cubic Feet Per Second
SAUK RIVER AB WHITECHUCK ...

73

Cubic Feet Per Second
SOUTH FORK TOLT RIVER ...

902

Cubic Feet Per Second
ICICLE CREEK ABOVE SNOW ...
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Area Campgrounds

Location Reservations Toilets
Sinister PeakImage Lake Group Campground Preview Image Lake Group Campground
Sinister PeakWaynes camp Preview Waynes camp
Sinister PeakLady camp Preview Lady camp
Sinister PeakCloudy Pass Camp Preview Cloudy Pass Camp
Sinister PeakLyman Lake Camp Preview Lyman Lake Camp
Sinister PeakSulphur Creek Campground Preview Sulphur Creek Campground