Northwest Avalanche Center

Observation: Public

All Observations

Observation Details

Name:
Gregory Scruggs
Observation Date:
December 28, 2020
Submitted:
December 28, 2020
Zone or Region:
Snoqualmie Pass
Activity:
Skiing/Snowboarding
Location:
Crooked Couloir, Mt Snoqualmie

Triggered Avalanches

Did you trigger any avalanches? 
Yes
Was it intentional? 
Yes
Avalanche Type:
Hard Slab
Size:
Size 1: Relatively harmless to people
Elevation:
~6000’
Aspect:
NW
Comments:
Ski cut produced Wind slab. 12” crown at deepest point. Triggered additional wind slab below.
Photo:

Signs of Unstable Snow

None reported

Observations

Generally consistent with forecast. Steep wind loaded feature. Unclear if slid down to 12/21 crust or not.

Media

Advanced Observations

Observed Avalanche Problem #1: 
Wind Slab
Comments: 
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