Persistent Slabs
N
NE
E
SE
S
SW
W
NW
- Alta quota
- Limite del bosco
- Sotto il limite del bosco
- Probabilità
- Possible - Likely
- Dimensione
- 3–6
Storm avalanches could step down to a persistent weakness buried down 70 cm. This is the case especially in the Flathead and Elk Valley South areas.