Northwest Avalanche Center

Observation: Public

All Observations

Observation Details

Name:
Erik Olson
Observation Date:
December 13, 2020
Submitted:
December 13, 2020
Zone or Region:
Snoqualmie Pass
Activity:
Skiing/Snowboarding
Location:
Tour from Hyak to north side of Catherine

Signs of Unstable Snow

None reported

Observations

About 17 of new snow (since Friday) dry and loose (not bonded) on top of old MF crust. Small MF crust at 65 that failed at CT29 with a PC result. Still very low tide on Catherine made travel (up and down) difficult.

Media

Snowpilot pit profile at 4150'
Picture of pit

Advanced Observations

Observed Avalanche Problem #1: 
Wind Slab
Comments: 
Wind effecting snow in open areas (glades, roads, etc). We observed wind transport (tracks filled) and increasing cohesiveness during the day. These will be poorly bonded to old MF crust
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