North Cascades Backcountry cancellations
Overnight wilderness permit for North Cascades National Park. An early-access lo...

North Cascades National Park · Washington
Lush valley leading to glaciers.
70% of the openings our scanner caught on Thunder Creek were gone within 10 minutes.
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No permit needed to start
Trailhead (5,000 ft)
Today
68°
49°
Sun
58°
49°
37%
Mon
52°
43°
44%
Tue
66°
39°
Wed
71°
43°
Thu
79°
47°
Fri
80°
51°
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Permits typically release on a rolling basis. Check the specific release time for your desired dates.
Log in a few minutes early. Have your dates, group size, and payment ready to go.
If your dates are sold out, people cancel all the time. Set up PermitSnag alerts to catch openings instantly.
Fitness and endurance required
Climbing, scrambling, or specialized skills
Route finding and trail clarity
Difficulty of bailing out mid-route
Experienced hikers with excellent fitness and relevant technical skills.
Should have completed 10+ mile day hikes with significant elevation gain.
The Thunder Creek Trail follows a glacier-fed creek from lower forest up to Park Creek Pass in North Cascades National Park. The Park Service puts it at 19.6 miles one way with 4,900 feet of gain, and lists campsites along it at most five miles apart.
Required and recommended gear for Thunder Creek
Trailhead transportation options
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Thunder Creek permits use a reservation system. PermitSnag sends lottery open, deadline, and results reminders; you can also enable cancellation alerts if spots open later.
Check with the managing agency for current season dates. Weekdays generally have better availability than weekends.
This permit has a demand score of 5/10, making it moderately competitive.
Cancellations happen daily. Set up alerts with PermitSnag to get notified the moment a spot opens up. Pro and $19 single-permit alerts are checked about every minute, 24/7; free accounts are checked hourly.
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Nearby campgrounds to complete your Thunder Creek trip
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