Avalanche Occurrence

This natural avalanche in the W Smokys likely occurred during the wind event on Jan 22. The depth and characteristics are consistent with the early-January surface hoar layer. It appears to have been triggered by a small wind slab. 8500', E. Sun Valley Heli Ski photo.

Observer:

SAC Forecaster

Verified by SAC?

Yes

Occurrence Date:

Jan 22, 2023 (Exact)

Location:

Pinyon Gulch

# of Avys:

1

Aspect:

E

Start Zone Elev:

8500ft

Size:

D2

Type:

SS-Soft Slab

Trigger:

N-Natural

Weak Layer:

Jan 5, 2023 (SH)

Comments:

Weak layer uncertain but depth and location is consistent with 1/5

This natural avalanche in the W Smokys likely occurred during the wind event on Jan 22. The depth and characteristics are consistent with the early-January surface hoar layer. It appears to have been triggered by a small wind slab. 8500', E. Sun Valley Heli Ski photo.