Northwest Avalanche Center

Observation: Public

All Observations

Observation Details

Observation Date:
January 30, 2021
Submitted:
January 30, 2021
Zone or Region:
Snoqualmie Pass
Activity:
Other
Location:
Chair Peak

Triggered Avalanches

Did you trigger any avalanches? 
Yes
Was it intentional? 
No
Avalanche Type:
Soft Slab
Size:
Size 1: Relatively harmless to people
Elevation:
Above treeline
Aspect:
NE
Comments:
Slightly below first pitch of NEB. 6ish inch depth, 8ish feet wide.

Signs of Unstable Snow

None reported

Observations

Switched to crampons and tools to get up to NEB about 200 feet below the first pitch. During the approach from the lot we saw that it was snowing more than we expecting and were wary about avy conditions. Decided we wanted to at least get to the base of the climb. We were traversing right across steep snow when my tool placement activated a small avalanche almost entirely to my right. While the avalanche by itself was mostly harmless, if it had swept me off and carried me, it could have taken me off a cliffs about 150 feet below me. We turned back afterwards.

Media

Crown of avalanche, climber for scale.
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