Day Hike - Island & Rainbow Lakes

This 10 mile hike with 2400 feet in elevation gain begins in old forest and passes by and above Talapus and Olallie Lakes before dropping into alpine meadows and Island Lake.

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: 10.0 mi
  • Elevation Gain: 2,400 ft

Meet at 8:30 a.m. at Preston Park & Ride (North side of I-90, Exit 22). 50 miles roundtrip drive to trailhead. Car pooling recommended. All vehicles taken to the trailhead will need a NW Forest Pass


Beginning at the Talapus Lake Trailhead, the route follows trails past Talapus and Olallie Lakes before heading up a short, steep and well traveled boot-path to the Pratt Lake and Defiance Trails which are then followed across the side of Pratt Mountain before dropping to a higher alpine lake in meadows below Bandera.

This is a moderate to strenuous 10 mile hike with 2400 feet in elevation gain hike. It will be led at a moderate pace. A good level of fitness and stamina is required.

The map for our day trip is: GT Snoqualmie Pass Gateway #207S

This hike will be co-led with Peggy Owen who scouted the route with her husband Ralph and will show the way. Any questions should be directed to Chris Ensor 206-794-5198


Island & Rainbow Lakes

Required Equipment

Required Equipment

The Ten Essentials

  1. Navigation
  2. Sun protection
  3. Insulation (extra clothing)
  4. Illumination
  5. First aid supplies
  6. Fire
  7. Repair kit and tools, including knife
  8. Nutrition (extra food)
  9. Hydration (extra water)
  10. Emergency shelter
Trip Reports