Bulletin d’avalanche

Northern San Juan

Colorado Avalanche Information Center
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Danger d’avalanche

Tue
Wed
Alpin
2 · Modéré
Limite forestière
2 · Modéré
Sous la limite
1 · Faible
Périmé — ce bulletin a expiré 2 years ago. Vous consultez des conditions passées, pas le bulletin en cours.

Problèmes avalancheux

  • Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–2

Avalanche Summary

You could trigger an avalanche where cohesive slabs of snow sit over weaker snow on slopes steeper than about 35 degrees. Recently wind-drifted areas are easier to trigger. Wind-drifted areas often feel stiff or have a wave-like appearance. Avoid common trigger points, such as convex rollovers, rocky outcrops, below cliff bands, or the edges of slopes where the margins of a slab are the thinnest.

At lower elevations, the surface slab continues to deteriorate. You can trigger a loose avalanche on steep convex features and near rocky outcroppings where the surface snow has lost cohesion.

Régions couvertes