Sawtooth Avalanche Center

Avalanche Occurrence

General Information

Snowmobilers riding in the Boulder Foothills on Monday, Dec 12, remotely triggered this avalanche while riding in a flat meadow below. It released 800-1000' above them. It released from approximately 9300' on a W aspect.

Observer:
Public

Verified by SAC?
No

Occurrence Date:
Dec 12, 2022 (Exact)

Location:
Boulder Foothills

Comments:

Map shows reported location. Riders remotely triggered avalanche while riding in flat meadow below. Reported that it broke 800-1000' above them.

Avalanche Characteristics

# of Avys:
1
Aspect:
W
Start Zone Elev:
9300ft
Size:
D2
Trigger:
AM-Snowmobile
r-Remote
Bed Surface:
O-Old Snow
Vertical Fall:
900ft
Weak Layer:
Nov 27, 2022 (FC)
Comments:

Details are from the public report. This was presumably a persistent slab running on the 11/27 weak layer

Media

Snowmobilers riding in the Boulder Foothills on Monday, Dec 12, remotely triggered this avalanche while riding in a flat meadow below. It released 800-1000' above them. It released from approximately 9300' on a W aspect.
Public Field Report: Boulder foothills