Avalanche

North Twin Sister

Zack McGillWest Slopes North
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Observation photo 1Observation photo 2

Quick report

2-3” new snow on supportable crust. Light winds from West. Some sun breaks heated up snow towards the end of the day and caused some roller balls and pin wheels below 5,500’.

Avalanche

Recent D1 loose dry avalanche on North Face of North Twin @6,500’. Triggered a small soft slab on a convexity that ran on supportable crust just below new snow on North aspect @5,500’