Observation: Public
Observation Details
Observation Date:
February 4, 2021Submitted:
February 4, 2021Zone or Region:
Snoqualmie PassActivity:
Skiing/SnowboardingLocation:
Snow Lake DivideTriggered Avalanches
Did you trigger any avalanches?
YesWas it intentional?
NoAvalanche Type:
Soft SlabSize:
Size 1: Relatively harmless to peopleElevation:
4,900Aspect:
NEComments:
Small, d1 wind/storm slab avalanche triggered by skier above Snow Lake. 6" depthPhoto:
Observed Avalanches
Did you observe any avalanches?
YesAvalanche Type:
Soft SlabSize:
Size 1: Relatively harmless to peopleElevation:
Aspect:
Comments:
Signs of Unstable Snow
None reported
Observations
Terrain: Snow Lake summer trail approach to Snow Lake Divide 0720-1300 hrs. Skied N- NE slope to Snow Lake (appx. 600 vertical feet). Returned via regular Snow Lake approach
Snowpack: There was 6-12" of new snow on top of the 2/1 crust. Shallow slabs were failing on this thin 2/1 crust, resulting in widespread and touchy activity
Weather: Sky Condition: Obscured. Precipitation/Rate: Light snowfall in AM transitioning to moderate snowfall in PM. Blowing Snow: Moderate. Wind Speed/ Dir: Moderate/ NW.