Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevation Aspectsort descending Number of avalanches
02/08/2018 - 12:45
Forecaster Observation - Marion Lake, Flathead Range
Soft Slab Natural D1.5 , R1 6300' Northeast 1
01/11/2020 - 10:45
Forecaster Observation- Flathead Range
Loose Dry/ Sluff Natural D1 , R2 Below 5,000 ft Northeast 8
02/20/2020 - 13:45
Forecaster Observation- Flathead Range
Cornice Natural D1.5 Above 6,500 ft Northeast 2
03/31/2020 - 16:00
Mount Furlong
Soft Slab Natural
Cornice Fall Triggered
D2 , R2 7360 Northeast 1
02/17/2018 - 23:00
Northern Flathead Range
Soft Slab Natural D2 , R1 Above 6,500 ft Northeast 1
12/27/2019 - 13:30
Forecaster Observation- Swan Range
Loose Dry/ Sluff Skier D1 , R1 Between 5,000 and 6,500 ft Northeast 2
04/01/2020 - 02:45
Forecaster Observation - Flathead Range
Hard Slab Natural D2 , R2 Above 6,500 ft Northeast 3
01/03/2019 - 11:45
Forecaster Observation - SubShields, Southern GNP
Hard Slab Skier
Cornice Fall Triggered
D1 , R1 Between 5,000 and 6,500 ft Northeast 1
01/24/2018 - 15:00
Noisy Basin, Swan Range
Soft Slab Skier
Intentionally Triggered
D2 Between 5,000 and 6,500 ft Northeast 1
04/04/2020 - 13:45
Forecaster Observation - Flathead Range
Soft Slab Natural D2 , R2 Above 6,500 ft Northeast 1
02/10/2018 - 18:30
Tranquil Basin
Hard Slab Natural
Cornice Fall Triggered
D2.5 , R3 7000 Northeast 1
02/01/2020 - 01:00
Forecaster Observation - Flathead Range
Unknown Natural D3 Between 5,000 and 6,500 ft Northeast 2
12/08/2019 - 09:00
Avalanche Lake
Unknown Natural D3 , R3 Between 5,000 and 6,500 ft Northeast 3
Middle Fork Soft Slab Skier
Accidentally Triggered
D1.5 , R1 7,300 Northeast 1
12/12/2019 - 14:00
Forecaster Observation - Swan Range (west side access)
Cornice Skier
Intentionally Triggered
D1 , R2 Between 5,000 and 6,500 ft Northeast 2
12/12/2018 - 05:00
Noisy Basin
Hard Slab Natural
Cornice Fall Triggered
D1.5 , R2 Above 6,500 ft Northeast 1
01/13/2020 - 08:00
Forecaster Observation - Flathead Range
Hard Slab Natural D3 , R3 Above 6,500 ft Northeast 1
01/13/2018 - 13:00
Forecaster Observation - Canyon Creek, southern Whitefish Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft Northeast 1
12/27/2019 - 17:00
Forecaster observation - Ninko Creek
Loose Dry/ Sluff Natural D1.5 , R1 Above 6,500 ft Northeast 1
04/04/2020 - 13:45
Forecaster Observation - Flathead Range
Hard Slab Natural D2 , R3 Above 6,500 ft Northeast 1

Pages