Avalanche Occurrence

View Associated Field Report

This photo shows a thin avalanche crown on the northeast side of Copper Mountain in the Banner Summit Zone. It appears to be a wind slab that was created during the spike in wind speeds at the end at the beginning of December. It is unclear if it failed naturally or was triggered by the skier's who left the tracks visible in the photo.

Observer:

SAC Forecaster

Verified by SAC?

Yes

Occurrence Date:

Dec 3, 2020 (+/- 3 days)

Location:

NE Copper

Comments:

Unsure if natural or skier triggered. Appeared to be thin wind slab generated during wind event at beginning of December.

# of Avys:

1

Aspect:

NE

Start Zone Elev:

9000ft

Size:

D1

Type:

SS-Soft Slab

Trigger:

U-Unknown

This photo shows a thin avalanche crown on the northeast side of Copper Mountain in the Banner Summit Zone. It appears to be a wind slab that was created during the spike in wind speeds at the end at the beginning of December. It is unclear if it failed naturally or was triggered by the skier's who left the tracks visible in the photo.