Photos

Small wind slabs and debris on Lone mtn. - 11 Oct Small wind slabs and debris on Lone mtn. - 11 Oct -Oct 12, 2017

Small wind slabs near the ridgeline and debris piles. Strong wind transported recent snow into drifts in gullies and near ridgelines. Photo: B. VandenBos

Wind transport on Lone Mountain - 11 Oct Wind transport on Lone Mountain - 11 Oct -Oct 12, 2017

Snow transported by wind on the headwaters of Lone Mountain cross-loads the gullies with drifts. These drifts can be unstable and slide in steep terrain. Photo: B. VandenBos

Overview from air_2 Overview from air_2 -Oct 11, 2017

A side view of the avalanche with features marked. Photo: GNFAC

Overview from air_1 Overview from air_1 -Oct 11, 2017

Photo showing overview of the avalanche. Photo: GNFAC

Snowpit near Imp Peak Avalanche Snowpit near Imp Peak Avalanche -Oct 10, 2017

This pit is next to the avalanche that caught two skiers, resulting in one fatality, on October 7th, 2017. Height of snow in the photo is 120cm (3.5 feet). The hard layer of snow at the top is the layer that slid, and was likely 1-2' deep at the crown where it broke.

The lower half of the the avalanche debris The lower half of the the avalanche debris -Oct 10, 2017

Rescuers are searching and probing the lower half of the debris pile. Photo: GNFAC

Overview of debris and search Overview of debris and search -Oct 10, 2017

The slope that caught and buried two skiers with the crown and dimensions marked. Photo: GNFAC

Searching the debris Searching the debris -Oct 10, 2017

Nine search and rescue volunteers, including 2 avalanche dogs, searched the debris for the missing skier. Photo: GNFAC

Helicopter searching avalanche debris Helicopter searching avalanche debris -Oct 10, 2017

After dropping of members of the Gallatin County Search and Rescue, the helicopter searches the debris. Photo: GNFAC

Imp Peak Overview Imp Peak Overview -Oct 10, 2017

The avalanche was in a wind-loaded zone low on the peak (10,100'). It was triggered by 2 skiers as they ascended up the slope.