Date and Time of Avalanche | Avalanche Type |
Trigger![]() |
Size | Starting Elevation | Aspect | Number of avalanches |
---|---|---|---|---|---|---|
04/09/2020 - 12:15 Flathead Range |
Wet Loose | Natural | D2 , R2 | Between 5,000 and 6,500 ft | Southeast | 1 |
03/21/2020 - 13:15 tunnel |
Wet Loose | Natural | D1 | 3 | ||
02/16/2020 - 14:00 Forecaster Observation - Skyland |
Unknown |
Natural
Cornice Fall Triggered |
D2 , R2 | 7300 | East | 1 |
01/12/2021 - 22:15 Southern Glacier |
Unknown | Natural | D2 | Between 5,000 and 6,500 ft | East | 11 |
12/12/2018 - 16:00 Forecaster Observation- Rescue Creek, Flathead Range |
Soft Slab | Natural | D2 , R2 | Above 6,500 ft | 1 | |
01/07/2020 - 15:00 Forecaster Observation - Central Flathead Range |
Unknown | Natural | D2 , R2 | Above 6,500 ft | North | 3 |
11/19/2019 - 13:30 Forecaster Observation - Central Glacier Park |
Soft Slab | Natural | D1.5 , R1 | Above 6,500 ft | South | 5 |
02/27/2018 - 12:45 Forecaster Observation- Skiumah, Flathead Range |
Soft Slab | Natural | D1.5 , R1 | Above 6,500 ft | East | 1 |
03/20/2019 - 14:15 JFS Canyon |
Wet Slab | Natural | D3 | Between 5,000 and 6,500 ft | 1 | |
02/12/2019 - 21:45 Forecaster Observation - WMR Sidecountry |
Soft Slab | Natural | D1.5 , R2 | 6400 | Northeast | 1 |
01/13/2018 - 05:00 Forecaster Observation - Crystal Cr, Flathead Range |
Hard Slab | Natural | D4 , R4 | Above 6,500 ft | North | 1 |
03/17/2019 - 22:15 Forecaster Observation - Snowshed Mountain |
Wet Loose | Natural | D1.5 , R2 | 7200 | South | 1 |
02/20/2020 - 01:00 Flathead Range |
Wet Loose | Natural | D1.5 , R1 | Below 5,000 ft | South | 1 |
01/13/2021 - 04:00 BNSF Avalanche Safety - Snowslip Mtn. GNP |
Wet Loose | Natural | D1 , R1 | East | 5 | |
12/15/2018 - 18:15 Forecaster Observation - Mt. Adams, Flathead Range |
Soft Slab | Natural | D2 , R2 | Above 6,500 ft | 1 | |
02/28/2020 - 13:45 Flathead Range |
Wet Loose | Natural | D2 , R2 | Between 5,000 and 6,500 ft | Southeast | 1 |
02/13/2019 - 00:30 Forecaster Observation - Marion Lake, Flathead Range |
Soft Slab | Natural | 5000-7000' | 1 | ||
02/01/2020 - 12:30 Forecaster Observation - Flathead Range |
Soft Slab | Natural | D2 , R2 | Above 6,500 ft | 4 | |
12/22/2020 - 02:00 Forecaster Observation: Middle Fork |
Wet Loose | Natural | D1 , R2 | Between 5,000 and 6,500 ft | Southeast | 3 |
03/16/2018 - 16:15 Forecaster Observation - Canyon Creek, southern Whitefish Range |
Wet Loose | Natural | D1 , R1 | Between 5,000 and 6,500 ft | South | 1 |