Winter Hiking Series: I-90 Alley February Hikes - Grand Prospect

Field trip: Winter Hiking Series: I-90 Alley

Winter Hiking Series: I-90 Alley February Hikes - Grand Prospect

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.

  • Sun, Feb 22, 2026
  • Tacoma Hiking & Backpacking Committee
  • Day Hiking
  • Adults
  • Moderate, Strenuous
  • Challenging
  • Mileage: 9.8 mi
  • Elevation Gain: 2,020 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.*** 

This is  a great winter hike.  We'll hike at a moderate pace, but keep the group together.  We'll stop at the top for a break/lunch.

A Discover Pass is required.  You must carry Microspikes!

We will meet at the Snoqualmie Point Park trailhead at 8:45am for a 9:00am departure.

Route/Place

Rattlesnake Mountain (West)


Roster
Required Equipment

Required Equipment

Ten Essentials PLUS microspikes

Trip Reports