Middle Fork Snoqualmie Natural Resources Conservation Area

Mount Defiance–Thompson Lake, 3 summits

15.5 mi · ▲ 6,044 ft · 8 hr 11 min

Mount Defiance–Thompson Lake, 3 summits is a 15.5-mile out-and-back in Middle Fork Snoqualmie Natural Resources Conservation Area near Garcia, WA. The route passes Thompson Lake before reaching Mount Defiance at the turnaround, 7.7 miles in. It climbs 6,044 ft, with sections as steep as 32% grade, and is mostly dirt. It scores 74/100 on the Ambleway Wildness scale: backcountry feel.

Elevation

0 mi879 – 5,561 ft · steepest grade: 32%15.6 mi

Getting there

Trailhead: Granite Creek Trailhead 47.49216, -121.63920
Nearest town Garcia, WA

Directions

AMBLEWAYwww.ambleway.com

Mount Defiance–Thompson Lake, 3 summits

15.5 mi · ▲ 6,044 ft · 8 hr 11 min

Elevation 879–5,561 ft

Out & Back · Middle Fork Snoqualmie Natural Resources Conservation Area

Trailhead: Granite Creek Trailhead · 47.49216, -121.63920

Weather Sep 4: Light drizzle, high 67°F / low 51° · precip 53% · wind 1 mph · sunrise 6:30 AM · sunset 7:43 PM

Dogs allowed on leash · Toilets at the trailhead · Parking lot at the trailhead

  1. Start on Granite Creek Trail, heading S.
  2. 3.1 miContinue straight onto Thompson Point Trail, heading SE.
  3. 1.1 miContinue straight onto Thompson Lake Trail, heading SE.
  4. 0.8 miPass Thompson Lake.
  5. 2.5 miSharp left onto Mount Defiance Summit Trail, heading SE.
  6. 0.2 miReach Mount Defiance, then turn around and head back the way you came.
  7. 0.2 miSharp right onto Mount Defiance Trail, heading W.
  8. 3.3 miContinue straight onto Thompson Point Trail, heading W.
  9. 1.1 miContinue straight onto Granite Creek Trail, heading W.
  10. 3 miArrive back at the trailhead.

Each distance is the walk from the previous step. Tap a step for a map of its junction.

Trail surface

100% dirt

Weather

Light drizzleTemperature 67°F51°
Precip53%Wind1 mphUV5Humidity55%
Rained 0.2″ 6 days ago
Hourly temperatureRain chance
70°50° 12 AM: 20% rain1 AM: 20% rain2 AM: 11% rain3 AM: 3% rain4 AM: 2% rain5 AM: 3% rain6 AM: 4% rain7 AM: 3% rain8 AM: 2% rain9 AM: 3% rain10 AM: 1% rain11 AM: 2% rain12 PM: 5% rain1 PM: 10% rain2 PM: 22% rain3 PM: 27% rain4 PM: 39% rain5 PM: 42% rain6 PM: 53% rain7 PM: 42% rain8 PM: 20% rain9 PM: 10% rain10 PM: 6% rain11 PM: 4% rain
Sunrise 6:30 AM12 AM3 AM9 AM12 PM3 PMSunset 7:43 PM
Sat 68°51° 54%
Sun 71°53° 18%
Mon 69°50° 19%
Tue 78°52°
Wed 86°59°
Thu 74°59°

Sunset

The best sunset spot on this hike is 7.3 mi in (~319 min). Leave by 2:04 PM for the 7:43 PM sunset. Back at your car by 11:14 PM, after dark — bring a headlamp.

More sunset hikes nearby

Good to know

  • Dogs allowed on leash
  • Toilets at the trailhead
  • Parking lot at the trailhead

Other ways to reach this destination

More from Granite Creek Trailhead Trailhead