Bulletin d’avalanche

Steamboat & Flat Tops

Colorado Avalanche Information Center
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Danger d’avalanche

Tue
Wed
Alpin
2 · Modéré
Limite forestière
2 · Modéré
Sous la limite
2 · Modéré
Périmé — ce bulletin a expiré 4 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
    1.5–2.5

Avalanche Summary

Many slopes have weak snow near the ground, and in places where a cohesive slab of dense snow sits on top, you might trigger an avalanche. As the snowpack gets deeper, obvious signs of unstable snow, like shooting cracks and collapsing, may not be present. To stay safer today, you should evaluate the snowpack for the presence of this weak base or simply avoid steep slopes. Northerly and easterly-facing slopes at all elevations are the most suspect. You are most likely to trigger an avalanche from areas with a shallower snowpack that are difficult to identify. Stick to slopes less than about 30 degrees not connected to steeper slopes above for safer travel options.

Régions couvertes