Wind slabs Ruby Range

CBAC CBAC Observations

Date of Observation: 03/08/2022
Name: Irwin Guides

Zone: Northwest Mountains
Route Description: Viewed from Irwin Tenure

Observed avalanche activity: Yes
Avalanches: E bowl anthracites observed what was most likely a natural WS from
Irwin in the AM D1 potentially?

E face Ruby/Owen ridge above green lake. There was a natural wind slab 100′
X 500 below the ridge observed in the AM, then sometime after 1400 it ran again failing higher on the slope.
2-3′ X 200′ X 800′ almost to green lake.
Snowpack: 3″ of settlement since the storm ended. No signs of instability after testing the PS structure on the west wall.