Northwest Avalanche Center

Observation: Public

All Observations

Observation Details

Name:
James
Observation Date:
March 4, 2023
Submitted:
March 5, 2023
Zone or Region:
Snoqualmie Pass
Activity:
Skiing/Snowboarding
Location:
Snow Lake environs

Triggered Avalanches

Did you trigger any avalanches? 
Yes
Was it intentional? 
Yes
Avalanche Type:
Soft Slab
Size:
Size 1: Relatively harmless to people
Elevation:
4500
Aspect:
SW
Comments:
Wind affected slopes (S & W) became more reactive throughout the day yesterday. Triggered a small soft slab on return to Snow Lake and observed shooting cracks. Did not experience any instabilities on N aspects or on uptrack on similar terrain earlier in the day, but observed small naturals on steep S and W aspects. Winds were strong most of the day.

Observed Avalanches

Did you observe any avalanches? 
Yes
Avalanche Type:
Size:
Elevation:
Aspect:
Comments:

Signs of Unstable Snow

Did you see shooting cracks? 
Yes, Isolated
Did you experience collapsing or whumpfing? 
No

Observations

Isolated shooting cracks on S and W aspects.

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