Irwin Obs

CB Avalanche Center 2020-21 Observations

Date of Observation: 01/01/2021
Name: Mike Barney

 

Zone: Northwest Mountains
Location: below Round Two, Irwin
Aspect: West
Elevation: 11,100′

 

Avalanches: SS-AS-R1-D1-O 50 to 60cm deep, 50′ wide, and ran 150′ triggered on Friday (1/1/2021)
Weather: Light to Mod southwest winds scattered clouds and around 17F.
Snowpack: NTL west aspect- 50 to 110cm HS, with a pencil to knife hard mid-pack layer and about 25cm of depth hoar on the ground. BTL west aspect sheltered from the wind- 80cm HS with 4F- mid-pack and about 25cm of depth hoar at the base.

 

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