Persistent Slabs
- Hochgebirge
- Waldgrenze
- Unterhalb der Waldgrenze
- Wahrscheinlichkeit
- Unlikely - Possible
- Größe
- 1.5–3
Several persistent weak layers of surface hoar, facets, or crusts may be buried in the top meter of the snowpack. Storm slabs could step down to these layers, causing larger-than-expected avalanches.