Avalanche forecast

Northern San Juan

Colorado Avalanche Information Center
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Avalanche danger

Thu
Fri
Alpine
2 · Moderate
Treeline
2 · Moderate
Below
1 · Low
Out of date — this forecast expired 9 months ago. You’re viewing past conditions, not the current bulletin.

Avalanche problems

  • Persistent Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–2

Avalanche Summary

You might trigger an avalanche at your feet or from a distance where you find recent wind-drifted snow forming firm cohesive slabs. The most dangerous slopes face north, northeast, and east, where old weak snow lingers under the drifted snow. Watch out for signs of instability, such as cracking and collapsing, and avoid steep leeward slopes that appear to be deeper and wind-sculpted.

Continued warming throughout the week could result in small loose avalanche activity on steep, rocky slopes in the afternoon.

Regions covered