Sno-Park: Marble Mountain
Marble Mountain Sno-Park is the starting point for the Worm Flows Climbing Route for Mount St Helens Summit. This is the primary climbing route used during the winter. Marble Mountain Sno-Park offers a trail system that includes 25 miles (snowmobile), and 78.4 kilometers ungroomed (ski). This area is shared with motorized and non-motorized recreationists. MARBLE MOUNTAIN IS NOT A LOCATION FOR RECREATIONAL SLEDDING.
Check Washington State Sno-Parks for current grooming conditions.
At a Glance
|Current Conditions:||05/15/2022: Forest Road 83 is currently clear of snow. Snow shelter is closed for the season. Marble Mountain will be open to spring climbers and snowmobilers, however a Sno-Park pass is not required at this time. Spring weather can be unpredictable and occasional snowfall may make travel difficult for vehicles without 4WD/AWD or tire chains. Snow plowing does NOT occur after April 1st.
|Closest Towns:||Cougar, WA|
From Cougar, WA drive east on Lewis River Road, which turns into Forest Road 90. Continue on Forest Road 90 until the intersection with Forest Road 83. Turn left on Forest Road 83 and continue approximately 6 miles to the Marble Mountain Sno-Park. During the winter and early spring Forest Road 83 is gated at the Sno-Park.
Map showing recreational areas. Map Information
Marble Mountain Sno-Park is the starting point for the Worm Flows Climbing Route. This is the primary climbing route used during the winter.