Avalanche forecast

Tetons

Bridger-Teton Avalanche Center
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Avalanche danger

Alpine
4 · High
Treeline
4 · High
Below
3 · Considerable
Out of date — this forecast expired 13 years ago. You’re viewing past conditions, not the current bulletin.

Highlights

An avalanche warning remains in effect. Very strong winds and new snow continue to create dangerous avalanche conditions. During the past four days the mountains have received up to 45 inches of new snow with up to 4.5 inches of moisture. Large natural avalanches are likely and human triggered avalanches are very likely. Travel in avalanche terrain is not recommended.

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Very Likely
    Size
    2–3

    Slab avalanches two to four feet in depth could release naturally or be easily triggered by humans today on a variety of aspects at the mid and upper elevations, and could step down to depths of four to six feet. At the lower elevations wind slabs one to three in depth could release naturally or be human triggered.

  • Deep Persistent Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    3

    Four days of very strong winds and 45 inches of new snow have greatly increased the load on multiple buried layers of faceted snow. Full depth avalanches are possible and could be released naturally, or be triggered by the release of a surface slab by the weight of a person.

Regions covered