Persistent Slabs
- Alpin
- Limite forestière
- Sous la limite forestière
- Probabilité
- Likely
- Taille
- 1–2
At the mid and upper elevations unstable conditions exist on slopes where recent new snow lies upon a persistent weak layer of faceted snow. On steep slopes slab avalanches up to two feet feet in depth could be triggered by the weight of a single person.