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Winter Hiking Series: I-90 Alley February Hikes - Mount Si Main Trail

Field trip: Winter Hiking Series: I-90 Alley

Winter Hiking Series: I-90 Alley February Hikes - Mount Si Main Trail

Trip initially open to Winter Hiking Series students. Trip will open for registration to all Mountaineers 7 to 10 days prior to the hike date.

Contacts

Beth Lowe
Beth Lowe
Primary Leader
  • Sun, Feb 22, 2026
  • Tacoma Hiking & Backpacking Committee
  • Day Hiking
  • Adults
  • Moderate/Strenuous
  • Challenging
  • Mileage: 8.0 mi
  • Elevation Gain: 3,150 ft
  • Pace: 1.8-2.2 mph
  • 6 (6 capacity)
  • FULL (2 capacity)
  • Fri, Jan 16, 2026 at 8:00 AM
  • Fri, Feb 20, 2026 at 5:00 PM
  • Cancellation & Refund Policy
  • iCal Google

***Trip initially open to Winter Hiking Series students. Trip will open for registration to all Mountaineers 7 to 10 days prior to the hike date.*** 

TBD by hike leader 

7am at large sign by toilets

Route/Place

Mount Si Main Trail

Roster
Required Equipment

Required Equipment

Ten Essentials PLUS microspikes

Trip Reports