Date and Time of Avalanche | Avalanche Type |
Trigger![]() |
Size | Starting Elevation | Aspect | Number of avalanches |
---|---|---|---|---|---|---|
03/04/2022 - 04:15 bmbc |
Soft Slab | Natural | D1.5 , R2 | Between 5,000 and 6,500 ft | South | 1 |
12/12/2018 - 08:45 Forecaster Observation - Grant Ridge, Flathead Range |
Soft Slab | Natural | D2.5 , R3 | Above 6,500 ft | Northeast | 1 |
01/31/2021 - 12:00 Forecaster Observation - Flathead Range |
Wet Loose | Natural | D1 , R1 | Between 5,000 and 6,500 ft | Southeast | 2 |
02/28/2020 - 14:45 Forecaster Observation - Swan Range |
Wet Loose | Natural | D1.5 | Above 6,500 ft | Southwest | 10 |
03/11/2018 - 12:15 Forecaster Observation - Rescue Creek, Flathead Range |
Wet Loose | Natural | D1 , R2 | Between 5,000 and 6,500 ft | Southeast | 1 |
03/20/2019 - 14:15 JFS Canyon |
Wet Slab | Natural | D3 | Between 5,000 and 6,500 ft | 1 | |
01/29/2018 - 13:00 Jewel Basin, Swan Range |
Hard Slab |
Natural
Cornice Fall Triggered |
D3 , R3 | Above 6,500 ft | East | 1 |
02/10/2020 - 11:30 Forecaster Observation: Norther Whitefish Range |
Loose Dry/ Sluff | Natural | D1 , R1 | Between 5,000 and 6,500 ft | South | 5 |
03/17/2019 - 22:15 Forecaster Observation - Snowshed Mountain |
Wet Loose | Natural | D1.5 , R2 | 7200 | South | 1 |
12/04/2021 - 12:00 Forecaster Observation - Swan Range |
Soft Slab | Natural | D1 | Above 6,500 ft | Northeast | 1 |
01/12/2020 - 15:00 Forecaster Observation - Ten Lakes area |
Unknown | Natural | D2 , R3 | 6800 | Northeast | 1 |
Great Northern | Natural | > 8,000 ft | 2 | |||
02/13/2019 - 00:30 Forecaster Observation - Marion Lake, Flathead Range |
Soft Slab | Natural | 5000-7000' | 1 | ||
Skook chutes | Glide | Natural | Between 5,000 and 6,500 ft | South | 1 | |
04/01/2020 - 02:45 Forecaster Observation - Flathead Range |
Hard Slab | Natural | D3 , R3 | Above 6,500 ft | Northeast | 1 |
03/05/2022 - 12:00 Southern Glacier National Park |
Cornice | Natural | D1 , R1 | Above 6,500 ft | East | 5 |
12/30/2018 - 04:30 Forecaster Observation - Mt. Adams, Flathead Range |
Hard Slab | Natural | D2.5 , R3 | Above 6,500 ft | North | 1 |
02/02/2021 - 13:00 Werner Peak |
Soft Slab |
Natural
Cornice Fall Triggered |
D1.5 | Above 6,500 ft | Northeast | 1 |
02/28/2020 - 12:00 Forecaster Observation - Flathead Range |
Wet Loose | Natural | D1 | Between 5,000 and 6,500 ft | South | 5 |
04/05/2019 - 17:00 Forecaster Observation - Glacier Park |
Wet Loose | Natural | D1 , R1 | Between 5,000 and 6,500 ft | North | 1 |