Date and Time of Avalanche |
Avalanche Type![]() |
Trigger | Size | Starting Elevation | Aspect | Number of avalanches |
---|---|---|---|---|---|---|
12/16/2018 - 04:00 Forecaster Observation - Mt. Adams, Flathead Range |
Soft Slab | Natural | D1 , R1 | Between 5,000 and 6,500 ft | 1 | |
12/13/2019 - 09:15 BNSF Avalanche Safety - Snowslip Mtn. GNP |
Soft Slab |
Natural
Cornice Fall Triggered |
D1.5 , R1 | Above 6,500 ft | East | 1 |
02/08/2020 - 14:00 Northern Swan Range |
Soft Slab | Skier | D1 | 1 | ||
03/09/2018 - 17:45 Forecaster Observation- Mt Stanton, GNP |
Soft Slab | Natural | D2 , R1 | Above 6,500 ft | Northeast | 1 |
01/20/2018 - 12:30 Forecaster Observation - Rescue Creek, Flathead Range |
Soft Slab | Natural | D2 , unknown | Above 6,500 ft | East | 1 |
01/30/2021 - 14:45 Goulie and Kona |
Soft Slab |
Snowboarder
Intentionally Triggered |
D1 , R1 | 6400 | North | 1 |
12/16/2020 - 12:00 Forecaster Observation - Flathead Range |
Soft Slab |
Skier
Intentionally Triggered |
D1 , R1 | Above 6,500 ft | Northeast | 1 |
02/12/2020 - 12:15 Forecaster Observation - Flathead Range |
Soft Slab |
Skier
Intentionally Triggered |
D1.5 , R3 | Between 5,000 and 6,500 ft | Southeast | 1 |
03/15/2018 - 18:45 Glacier National Park |
Soft Slab | Natural | D1 , R1 | 1 | ||
01/23/2020 - 11:30 Forecaster Observation - Skyland |
Soft Slab | Natural | D2 | Above 6,500 ft | Northeast | 1 |
02/25/2019 - 19:15 Forecaster Observation - Wahoo and Rescue Creek |
Soft Slab | Natural | D2 , R2 | 6700' | Northeast | 1 |
01/13/2021 - 00:15 Flathead Range |
Soft Slab | Natural | D1.5 , R3 | Between 5,000 and 6,500 ft | Southeast | 10 |
02/01/2021 - 14:15 Avalanche Accident: Paola Ridge (Skier caught and carried) |
Soft Slab |
Skier
Accidentally Triggered |
D2.5 , R3 | 6900 | Northeast | 1 |
12/21/2020 - 12:00 Swan Range |
Soft Slab |
Skier
Intentionally Triggered |
D1 , R1 | Above 6,500 ft | Northwest | 2 |
02/13/2020 - 20:15 Forecaster Observation - Central Swan Range |
Soft Slab |
Natural
Cornice Fall Triggered |
D1 , R1 | Above 6,500 ft | Northeast | 1 |
01/28/2020 - 10:00 Forecaster Observation - Central Swan Range |
Soft Slab | Natural | D2 , R2 | Above 6,500 ft | Northeast | 1 |
12/19/2017 - 23:15 Forecaster Observation - Middle Fork Corridor |
Soft Slab | Natural | D2.5 , R3 | Above 6,500 ft | 1 | |
01/22/2019 - 12:15 Cascadilla Creek |
Soft Slab |
Skier
Accidentally Triggered |
D1.5 , R1 | Between 5,000 and 6,500 ft | North | 1 |
02/05/2021 - 13:45 Paola Ridge |
Soft Slab |
Skier
Remotely Triggered |
D2 , R4 | 6900 | North | 2 |
01/01/2020 - 08:00 Forecaster Observation - Central Swan |
Soft Slab |
Natural
Cornice Fall Triggered |
D1 , R2 | Between 5,000 and 6,500 ft | Northeast | 1 |