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Thunder Creek permit area in North Cascades National Park - backcountry hiking destination
Booked one camp per night, in order

Thunder Creek Permit

North Cascades National Park · Washington

Lush valley leading to glaciers.

Get an alert when a night opens on your Thunder Creek dates.

Get alerts for your Thunder Creek nights

A Thunder Creek reservation is a sequence of nights, and each night books a camp.

Give us your trip window and we check every night of it across all camps on this permit, then tell you the moment nights open.

North Cascades National Park Service Complex wilderness sells no nights here until May 15, 2027.

Cover the whole trip, plus any spare days you could shift onto. A wider window catches more openings.

The window above is how much time you have to work with. This is how many nights the trip itself takes. Leave it blank and we'll check every night in the window. We alert you when 2 or more nights in a row open.

Party

70% of the openings our scanner caught on Thunder Creek were gone within 45 minutes.

Thunder Creek reservation dates

route distance
19.6mi
elevation gain
4,900ft
max group size
12people

How to get a Thunder Creek permit

As of October 2026, Thunder Creek in North Cascades National Park, Washington requires a permit issued via reservation. Thunder Creek rates 5/10 on PermitSnag's demand index. Canceled Thunder Creek permits are re-released on the booking system, and PermitSnag alerts you the moment one opens. The Thunder Creek route covers 19.6 miles with 4,900 feet of elevation gain.

Type
Overnight
Location
WA

  1. Step 1: Create a National Park Service account

    Sign up at National Park Service if you don't have an account. Have your payment info ready.

  2. Step 2: Know the release schedule

    Permits release on a rolling basis. Check the release time for your dates.

  3. Step 3: Be ready when permits drop

    Log in a few minutes early. Have your dates, group size, and payment ready to go.

  4. Step 4: Monitor for cancellations

    If your dates are sold out, people cancel all the time. Set up PermitSnag alerts to catch openings instantly.

Book at National Park Service
Learn more:
Best booking timesCancellation hunting

More on Thunder Creek: Live availability activityWhen Thunder Creek permits open up

Guides: Thunder Creek permit guideRoss Lake permit guideCopper Ridge Loop permit guide

The Thunder Creek hike

Distance
19.6 miles
Elevation Gain
4,900 ft

Thunder Creek landmarks

  1. 1First bridge
  2. 2Park Creek Pass

About this permit

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.

How hard the Thunder Creek hike is

  • Physical DemandFitness and endurance required4/5
  • Technical SkillClimbing, scrambling, or specialized skills1/5
  • NavigationRoute finding and trail clarity1/5
  • CommitmentDifficulty of bailing out mid-route3/5

Best for: Experienced hikers with excellent fitness and relevant technical skills.

Recommended experience: Should have completed 10+ mile day hikes with significant elevation gain.

When to hike Thunder Creek

Weather Forecast

Trailhead

⚠️

Backcountry Tips

  • Today: 82% chance of precipitation. Pack rain gear.
  • Tomorrow: 78% chance of precipitation. Pack rain gear.
  • Snow expected: Check current trail conditions before departing.

Today

❄️

40°

31°

82%

Wed

❄️

33°

27°

78%

Thu

❄️

37°

23°

23%

Fri

❄️

33°

22°

51%

Sat

❄️

37°

24°

Sun

❄️

33°

20°

Mon

🌫️

41°

20°

View full NWS forecast →Mountain weather changes rapidly. This forecast is a guide—always be prepared for worse conditions.

Thunder Creek rules, gear and safety

Safety & planning

Emergency Info

Emergency contacts, ranger station locations, and satellite communicator tips for Thunder Creek.

Food Storage

Bear canister requirements, approved container lists, and rental locations for this permit.

Gear Checklist: Required and recommended gear for Thunder Creek · Shuttle Services: Trailhead transportation options · Guide Services: Experienced wilderness guides

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Thunder Creek FAQ

How do I get a Thunder Creek permit?

PermitSnag alerts you the moment a Thunder Creek cancellation opens, so you can book it before anyone else. Thunder Creek permits use a reservation system.

When is the best time to visit Thunder Creek?

Season dates are on the agency's page. Weekdays have better availability than weekends.

How competitive is the Thunder Creek permit?

This permit has a demand score of 5/10, making it moderately competitive.

What if I can't get a Thunder Creek permit?

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 every minute, 24/7; free accounts are checked hourly.

Thunder Creek trail conditions and trip reports

Trail Conditions(1)

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Trip Reports

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Alternatives to a Thunder Creek permit

Where to stay near Thunder Creek

Plan the full trip, not just the permit

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