Persistent Slabs
- Hochgebirge
- Waldgrenze
- Unterhalb der Waldgrenze
- Wahrscheinlichkeit
- Unlikely - Possible
- Größe
- 1–2.5
A preserved layer of surface hoar is found down 35 to 65 cm. At higher elevations, where the weak layer is not being capped by a rain crust, it may be reactive to human triggers.