Date and Time of Avalanche | Avalanche Type | Trigger | Size | Starting Elevation |
Aspect![]() |
Number of avalanches |
---|---|---|---|---|---|---|
01/11/2019 - 17:15 Forecaster Observation-Mt Brown, GNP |
Wet Loose | Natural | D1 , R1 | Between 5,000 and 6,500 ft | 1 | |
02/17/2018 - 23:15 Forecaster Observation- WMR backcountry, Whitefish Range |
Unknown | Natural | D1.5 | Above 6,500 ft | 1 | |
02/06/2021 - 14:30 Avalanche Accident: Whitefish Divide (snowmobiler caught and carried) |
Soft Slab |
Snowmobiler
Accidentally Triggered |
1 | |||
03/21/2019 - 05:00 Haskill Slide |
Wet Slab |
Snowboarder
Accidentally Triggered |
D2.5 , R3 | Between 5,000 and 6,500 ft | 1 | |
04/27/2021 - 12:00 Going-to-the-Sun Road |
Wet Loose | Natural | D1.5 | Above 6,500 ft | 15 | |
GNP | 1 | |||||
04/01/2022 - 12:00 Flathead Range |
Wet Loose | Skier | D1 , R1 | 1 | ||
01/20/2019 - 17:45 Jewel Basin, Swan Range |
1 | |||||
01/15/2018 - 13:45 Pro Observation - John F Stevens Canyon, Flathead Range |
Wet Loose | Natural | D1.5 | 1 | ||
01/13/2021 - 01:15 Southern Whitefish Range |
Soft Slab | Natural | D2 , R4 | Between 5,000 and 6,500 ft | 30 | |
04/09/2020 - 14:15 Forecaster Observation - Central Swan Range |
Wet Loose | Natural | D2.5 | Above 6,500 ft | 20 | |
03/08/2018 - 19:15 skiumah |
1 | |||||
12/12/2018 - 01:45 Forecaster Observation - Canyon Creek, Whitefish Range |
Soft Slab | Natural | D1.5 , R2 | 1 | ||
02/05/2022 - 13:45 Clarence Creek, northern Whitefish Range |
Soft Slab | Unknown | D2 , R3 | 1 | ||
Forecaster Observation - Flathead Range | 1 | |||||
02/28/2020 - 12:15 Forecaster Observation- Central GNP |
Wet Loose | Natural | D1 , R1 | 15 | ||
03/10/2019 - 13:15 Forecaster Observation- Mt Brown, Glacier NP |
Wet Loose | Natural | D1.5 , R1 | 1 | ||
05/02/2022 - 12:15 Forecaster Observation - Noisy Basin |
Wet Loose | Natural | D1.5 , R2 | Above 6,500 ft | 15 | |
03/16/2018 - 12:30 Glacier National Park |
Wet Loose | Natural | D1.5 , R1 | 1 | ||
02/25/2021 - 13:30 Middle Fork |
Soft Slab |
Skier
Intentionally Triggered |
D1 , R1 | Between 5,000 and 6,500 ft | 4 |