Date and Time of Avalanche | Avalanche Type |
Trigger![]() |
Size | Starting Elevation | Aspect | Number of avalanches |
---|---|---|---|---|---|---|
12/16/2020 - 12:00 Forecaster Observation - Flathead Range |
Soft Slab |
Skier
Intentionally Triggered |
D1 , R1 | Above 6,500 ft | Northeast | 1 |
01/31/2020 - 14:00 Forecaster Observation - WMR |
Loose Dry/ Sluff |
Skier
Intentionally Triggered |
D1 , R1 | 5500 | North | 4 |
10/29/2019 - 14:15 Forecaster Observation - Swan Crest |
Loose Dry/ Sluff |
Skier
Intentionally Triggered |
D1 , R1 | Above 6,500 ft | Southwest | 2 |
04/14/2018 - 13:00 Forecaster Observation - Central GNP |
Soft Slab |
Skier
Intentionally Triggered |
D2 , R3 | Above 6,500 ft | Northwest | 1 |
12/21/2020 - 12:00 Swan Range |
Soft Slab |
Skier
Intentionally Triggered |
D1 , R1 | Above 6,500 ft | Northwest | 2 |
02/19/2021 - 14:30 Tranquil basin |
Soft Slab |
Skier
Intentionally Triggered |
D1 , R2 | Between 5,000 and 6,500 ft | West | 2 |
03/21/2020 - 13:30 Forecaster Observation - Flathead Range |
Loose Dry/ Sluff | Skier | D1 , R1 | Above 6,500 ft | Northeast | 2 |
02/25/2020 - 13:00 Forecaster Observation- Swan Range |
Loose Dry/ Sluff |
Skier
Intentionally Triggered |
D1 , R1 | Between 5,000 and 6,500 ft | Northeast | 2 |
12/22/2021 - 10:30 Forecaster Observation - NE of The Mountain Formerly Known as The Big |
Loose Dry/ Sluff |
Skier
Intentionally Triggered |
D1 , R1 | Between 5,000 and 6,500 ft | Northeast | 2 |
03/22/2021 - 12:00 Forecaster Observation: Southern Whitefish Range |
Soft Slab |
Skier
Intentionally Triggered |
D1.5 , R2 | Above 6,500 ft | Southeast | 2 |
02/23/2021 - 13:45 Forecaster Observation: Southern Glacier Park |
Hard Slab |
Skier
Intentionally Triggered |
D2 , R3 | Between 5,000 and 6,500 ft | East | 1 |
03/29/2020 - 13:30 Marion Lake |
Wet Loose | Skier | D1.5 , R2 | Between 5,000 and 6,500 ft | North | 3 |
12/27/2020 - 12:00 Marion Lake |
Hard Slab | Skier | D1 , R1 | Above 6,500 ft | Northeast | 1 |
02/09/2020 - 14:45 Forecaster Observation - JFS Canyon |
Loose Dry/ Sluff |
Skier
Intentionally Triggered |
D1 , R1 | 5650 | West | 2 |
05/20/2022 - 03:15 Jewel Basin |
Soft Slab |
Skier
Accidentally Triggered |
D1.5 , R2 | Above 6,500 ft | Northeast | 1 |
Forecaster Observation - Essex | Wet Loose |
Skier
Intentionally Triggered |
D1 | 5200 | Southeast | 3 |
03/14/2022 - 12:00 Forecaster Observation - southern Whitefish Range |
Soft Slab |
Skier
Accidentally Triggered |
D1.5 , R1 | Between 5,000 and 6,500 ft | Northeast | 1 |
02/18/2022 - 13:15 Flathead Range |
Soft Slab |
Skier
Intentionally Triggered |
D1 , R1 | 6400 | North | 2 |
01/01/2020 - 11:30 BNSF Avalanche Safety - Snowslip Mtn GNP |
Soft Slab |
Skier
Intentionally Triggered |
D1.5 , R3 | 5600 | Southeast | 2 |
12/16/2020 - 12:00 Canyon Creek |
Soft Slab | Skier | D1 | 1 |