March 20, 2016, 1:50 p.m. PST
Weather: Temp 40s. Overcast. Just started to drizzle lightly.
Snowpack: Wet. Mostly consolidated.
Area Description: Above Source Lake.
Avalanches: The avalanche was natural, likely triggered by rock fall. Could not see origin. It came down the gully east of Bryant Peak and stopped 2/3 the way to Source Lake. It was large and wet.
Observation by Peter Hranek
Did you see any avalanches? Yes
Did you trigger any avalanches? No
Was anyone caught in an Avalanche? No