Bulletin d’avalanche

Southern San Juan

Colorado Avalanche Information Center
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Danger d’avalanche

Mon
Tue
Alpin
2 · Modéré
Limite forestière
2 · Modéré
Sous la limite
1 · Faible
Périmé — ce bulletin a expiré 3 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
    2–3

Avalanche Summary

Recent natural avalanches from an increase in wind-drifting speak to the vulnerability of weak snow layers despite the lack of direct feedback from the snowpack such as cracking or collapsing. If you find the shallow area of the slope, you could trigger a large avalanche – especially on slopes steeper than about 35 degrees. Common trigger spots exists near rock outcroppings, on steep rollovers, and beneath ridges and cliffs. Avalanches on previously drifted slopes can break wider and deeper producing a more dangerous slide. Proceed with caution if you notice the snow surface transition from soft to stiff, or where you see a smooth, rounded snow surface.

You can find safer riding options below treeline or on lower-angled, wind-sheltered slopes without steeper, overhead hazards.

Régions couvertes