Bulletin d’avalanche

Northern San Juan

Colorado Avalanche Information Center
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Danger d’avalanche

Sun
Mon
Alpin
3 · Marqué
Limite forestière
3 · Marqué
Sous la limite
2 · Modéré
Périmé — ce bulletin a expiré last year. Vous consultez des conditions passées, pas le bulletin en cours.

Problèmes avalancheux

  • Storm Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Likely
    Taille
    1–2
  • Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    2–2.5

Avalanche Summary

You can trigger an avalanche where new settled snow and strong winds form cohesive slabs. Avalanches will be larger and more dangerous on slopes where winds drift snow into thicker and more connected slabs. The thickest slabs, corresponding to larger avalanches, are on slopes that face north to east to southeast. Avalanches on the northern half of the compass could break into deeper buried weak layers.

Cracking in the new snow, natural avalanches on similar slopes, or collapsing are all signs of instability and indicators to move to a lower angle slope. You can find safer travel on slopes protected from the wind and on slopes less than about 30 degrees steep.

Régions couvertes