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End Date:

Beginning at 1:34 p.m., Tuesday, Dec. 5, 2023, until further notice: Due to water over the roadway and damage underneath, the SR 503 Spur at milepost 35.7, near Cougar remains CLOSED in both directions. There is no estimated time for reopening the highway. Please avoid the area and use an alternate route.

WSDOT travel center map

Ape Caves Sno-Park

Ape Caves Sno-Park is located in the South Cascades region. This Sno-Park features ungroomed, non-motorized trails.
  • Elevation: 2,115 feet

Good to knows

No Grooming

See Sno-Park rules

Land Manager

Mount St. Helens Volcanic Monument
(360) 449-7800

Law Enforcement

Cowlitz County Sheriff's Office
(509) 427-9490

Skamania County Sheriff's Office
(509) 427-9490

Directions & Maps

East of Cougar. Lewis River Road (SR 503/USFS Road 90) to junction of USFS roads 83 & 8303, turn west (left) onto Road 8303 and go .2 mi toward the Trail of Two Forests.


15 spaces

46.09964825, -122.2134472