Date and Time of Avalanche | Avalanche Type | Trigger | Size |
Starting Elevation![]() |
Aspect | Number of avalanches |
---|---|---|---|---|---|---|
03/14/2020 - 12:30 Flathead Range |
Loose Dry/ Sluff | Natural | D2 , R2 | Between 5,000 and 6,500 ft | Southeast | 1 |
01/13/2021 - 00:45 Glacier Park |
Hard Slab | Natural | D2 , R2 | Between 5,000 and 6,500 ft | Southeast | 1 |
12/08/2020 (All day) Middle Fork |
Wet Loose | Natural | D1.5 , R2 | Between 5,000 and 6,500 ft | Northwest | 1 |
02/17/2021 - 14:15 Avalanche Incident: Canyon Creek (Snowmobiler) |
Soft Slab |
Snowmobiler
Accidentally Triggered |
D2 , R3 | Between 5,000 and 6,500 ft | Northeast | 1 |
03/24/2019 - 17:00 Forecaster Observation - Middle Fork |
Wet Loose | Natural | D1.5 , R2 | Between 5,000 and 6,500 ft | Northwest | 1 |
02/12/2019 - 14:45 Forecaster Observation - Grant Ridge |
Soft Slab |
Skier
Accidentally Triggered |
D1 , R1 | Between 5,000 and 6,500 ft | Northeast | 1 |
12/12/2019 - 13:00 Forecaster Observation: Southern Glacier Park |
Soft Slab |
Skier
Intentionally Triggered |
D1 , R1 | Between 5,000 and 6,500 ft | East | 3 |
02/17/2018 - 20:00 Forecaster Observation - Noisy Basin, Swan Range |
Soft Slab | Natural | D1 , R1 | Between 5,000 and 6,500 ft | North | 1 |
01/13/2021 (All day) Flathead Range |
Soft Slab | Natural | D2 , R3 | Between 5,000 and 6,500 ft | Northeast | 6 |
02/23/2021 - 11:30 Forecaster Observation: Southern Glacier Park |
Soft Slab |
Skier
Intentionally Triggered |
D1 , R2 | Between 5,000 and 6,500 ft | East | 1 |
02/08/2020 - 13:00 Forecaster Observation - Flathead Range |
Soft Slab | Natural | D1.5 , R1 | Between 5,000 and 6,500 ft | 5 | |
03/16/2019 - 13:15 Forecaster Observation-Northern Whitefish Range- |
Wet Loose | Natural | D1.5 , R2 | Between 5,000 and 6,500 ft | South | 1 |
03/07/2018 - 12:00 Mount Grant and Grant Glacier |
Wet Loose | Natural | D1.5 , R1 | Between 5,000 and 6,500 ft | Southeast | 1 |
02/13/2019 - 03:30 BNSF Avalanche Program-Running Rabbit & Snowslip Mtns. GNP |
Unknown | Natural | D2.5 , R3 | Between 5,000 and 6,500 ft | South | 1 |
01/26/2018 - 03:30 Rescue Creek - Flathead Range |
Hard Slab | Unknown | D3 , R3 | Between 5,000 and 6,500 ft | North | 1 |
12/21/2020 - 23:00 Flathead Range |
Soft Slab | Natural | D3 , R3 | Between 5,000 and 6,500 ft | Southeast | 1 |
03/21/2019 - 15:00 Forecaster Observation- Road Observations |
Wet Loose | Natural | D3 | Between 5,000 and 6,500 ft | Southwest | 1 |
01/13/2019 - 15:30 Misery Basin East Runs, Swan Range |
Loose Dry/ Sluff | Skier | D1 , R1 | Between 5,000 and 6,500 ft | Northeast | 1 |
04/05/2019 - 17:00 Forecaster Observation - Glacier Park |
Wet Slab | Natural | D2 | Between 5,000 and 6,500 ft | Southeast | 1 |
04/11/2018 - 14:00 JFS Canyon and Essex area, Flathead Range |
Wet Loose | Natural | D2 | Between 5,000 and 6,500 ft | 1 |