Northwest Avalanche Center

Observation: Public

All Observations

Observation Details

Name:
Alex
Observation Date:
January 2, 2022
Submitted:
January 2, 2022
Zone or Region:
Snoqualmie Pass
Activity:
Skiing/Snowboarding
Location:
Pineapple Pass

Signs of Unstable Snow

Did you see shooting cracks? 
Yes, Widespread
Did you experience collapsing or whumpfing? 
Yes, Isolated

Observations

Toured up to Pineapple Pass. Observed and experienced shooting cracks consistently above tree line on northern aspects in the Alpental Valley. propagation/shooting cracks produced on skin track. Inconsistent slab propagation when descending. Snow failing on top layers only, it seemed. Wind crust or wind slab. Snow felt hollow and ski track collapsed on multiple occasions.

Advanced Observations

Observed Avalanche Problem #1: 
Wind Slab
Comments: 
Thick wind board/wind slab layer on top consistently failing above tree line
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