Persistent Slabs
- Alpin
- Limite forestière
- Sous la limite forestière
- Probabilité
- Very Likely
- Taille
- 3
It's quite simple. There was a foot of snow or more that accumulated over the last month and has become weak. It's sugary. The current storm is going to quickly add a lot of weight on top of that weak snow. This is an "unstable" situation.
It is important to avoid all steep slopes in the mid and upper elevation terrain today.