Trip 3 - Pinnacle Peak & The Castle (winter)

Field trip: Introduction to Backcountry Ski/Snowboard Mini-series

Trip 3 - Pinnacle Peak & The Castle (winter)

Ski north and south slopes between Castle and Foss Peaks.

COVID-19: Learn about our most up-to-date guidance for participants and leaders on our COVID-19 Response page. All participants and leaders must agree to the COVID-19 Code of Conduct before participating in this Mountaineers activity.
  • Moderate
  • Moderate
  • Mileage: 6.0 mi
  • Elevation Gain: 1,400 ft


***Leader permission required, priority given to Olympia Branch skiers until January 15th***

We will explore the slopes between Castle and Foss Peaks.

Ski steeper terrain and longer skinning opportunities. Practice efficient transition from uphill travel to skiing down.

Should already be able to competently ski blue runs at a ski resort.

We will answer questions on equipment use. Practice efficient uphill travel. 


Pinnacle Peak & The Castle (winter)

  • USGS Mt Rainier East

    Green Trails Mt Rainier East No. 270

    Green Trails Mount Rainier Wonderland No. 269SX
  • See full route/place details.
Required Equipment

Required Equipment

Backcountry skis and bindings or split snowboard. The binding system must allow the heel to be unlocked and the toe to pivot for uphill climbing with skins. No cross-country skis.

Avalanche transceiver that displays distance and direction, shovel and probe.

Trip Reports