Persistent Slabs
- Alpine
- Treeline
- Below treeline
- Likelihood
- Unlikely - Possible
- Size
- 2–3
The reactivity of this layer is likely decreasing with cooling temperatures and a new surface crust forming. However, don't discount this in your decision making, it could take a few days for the upper snowpack to refreeze over this layer and may still be triggerable in the meantime.