Irwin and CB South Corridor Avalanche Obs

Location: Kebler Pass Area
Date of Observation: 02/08/2017
Name: Ian Havlick
Subject: Irwin and CB South Corridor Avalanche Obs
Aspect: North, North East, East
Elevation: 8,600-12,000

Avalanches: Observed:
-two size 1.5 windslabs triggered on E-facing terrain with large explosives 5-12# shots.
– two size 1.5 windslabs on ENE facing Scarp Ridge at 11,600ft, 1-2ft deep
-Size 2.5 windslab on N facing Whetsone in M-Face Bowl, failing below cornice, running over cliff band and triggering secondary slide below ,hard to tell depth, but 2-3ft?
-Handful of Hwy 135 slides, steep, windloaded pockets, 1-2ft deep
Weather: decreasing winds mid morning, snow tapering as well. Sun at times and warming temperatures to 32º.
Snowpack: dramatically less reactive snowpack than Tuesday during storm. very dense, 16% snow, continued light windloading at ridgetop.

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