Persistent Slabs
- Alta quota
- Limite del bosco
- Sotto il limite del bosco
- Probabilità
- Likely
- Dimensione
- 2–3
Humans who venture onto steep slopes that have not experienced recent avalanche activity could trigger large slab avalanches that fail on persistent weak layers of faceted snow. These slabs could have depths of two to five feet and could fail to the ground in some areas.