Seattle SIG Practices and Conditioners

Field trip: Basic Alpine Climbing Course

Seattle SIG Practices and Conditioners - Mailbox Peak

Stoury/Arnold SIG conditioner/time trial. This was switched to Mount Si (Main Trail) due to snow conditions on Mailbox.

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.
  • Sat, Feb 27, 2021
  • Seattle Climbing
  • Climbing
  • Basic Alpine
  • Adults
  • Very Strenuous, Snow Scramble, Winter Scramble
  • Challenging
  • Mileage: 11.2 mi
  • Elevation Gain: 4,100 ft
  • Pace: up in 2.5 hours or less

Mailbox Peak parking lot at 8am.

This is a time trial for Stoury/Arnold SIG students. Please come with 25lbs in your pack. To pass the fitness test you must make it up to the summit in under 2.5 hours. If you're not ready to pass yet, you can use this as a practice with weight.


Mailbox Peak

  • Green Trails Mount Si NRCA No. 206S

    Green Trails Middle Fork Snoqualmie No. 174S

    Green Trails Bandera No. 206
  • See full route/place details.
Required Equipment

Required Equipment

As determined by leader.

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