Emmons Glacier to Terminus

Mount Rainier AreaBest May–Jul

A continuous ski descent down the largest glacier in the lower 48 — Mt. Rainier's Emmons, top to terminus.

15.5 miDistance
9,514ftElevation
13,501ftHigh Point
Out & BackRoute
12h+Drive
moderateCrowds
ATES: ComplexGlacier TravelPoor in rain

About This Trail

Skiing the Emmons Glacier from a high point near the summit down to the glacier's terminus is one of the longest continuous ski descents in the lower 48 — over nine thousand feet of vertical when conditions cooperate. The standard approach uses the Glacier Basin trail from White River campground in Mt. Rainier National Park, climbing the Emmons Moraine to set up the line. The standard high point sits near thirteen thousand five hundred feet, just below the true summit.

The route ascent threads the Emmons-Disappointment Cleaver ramp system, with rope team navigation through the upper crevasse fields and a serac passage near eleven thousand feet. The descent rolls through low-angle corn on the lower glacier, firm windboard above, and a series of crevasse and 'schrund navigation problems on the way down. Below the snowline at the terminus, the trip finishes with rock and moraine carries and a Glacier River crossing.

This is a serious ski mountaineering objective — full glacier travel, weather exposure at altitude, and a brushy alder bash on the exit. June is the standard window — colder freezing levels keep the upper snow stable, and the Emmons is at its best before midsummer opens the crevasse fields. Wilderness permit required from Mt. Rainier National Park for upper mountain travel.

Ski Terrain

Continuous glacier skiing top-to-bottom on the Emmons. Firm windboard above 12,000 ft, low-angle corn on the lower glacier. Crevasse field navigation throughout. 9,500+ ft vertical descent.

Skin Track

Skin track on the standard Emmons-DC ramp set up by climbing parties through May-July. Bootpack above the upper transitions.

Seasonal Highlights

MayStable late-spring snowpack but White River road may still be closed
JunPrime corn cycles, crevasse bridges still solid — best window
JulLast reliable window before crevasse openings shut down the line

Astronomy

MoonWaning Gibbous (70%)
Stargazingexcellent

Trail Conditions

Scorecard

vibrantBeautyNine thousand feet of vertical down the longest glacier in the lower 48.
Type 2.5Fun
5/5Difficulty
4.5/5Wildness
4.5/5Exposure
5/5Reward
5/5Effort
emptyCrowds

Few parties attempt the full top-to-terminus run in any season. Most Emmons skiers stop high or turn around at Camp Schurman.

Safety & Considerations

Today's Hazard

  • Strong sun — sunscreen, hat, and sunglasses recommended

Persistent Hazards

  • Glacier travel with crevasse rescue gear and rope team mandatory throughout
  • Serac passage near 10,900 ft — timing matters for stability
  • 'Schrunds and bergschrunds at lower transitions — line choice critical
  • Wind exposure at altitude — 30-35 mph events shut down the upper mountain
  • Glacier River crossing on the exit
  • Brush and alder bash through lower exit
  • Wilderness permit required from Mt. Rainier NP for upper mountain

Getting There

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Parking

White River campground / Glacier Basin trailhead. National Park Pass required. White River road closes seasonally — check NPS for opening dates.

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