CLICK HERE TO LEARN MORE| Date and Time of Avalanche | Avalanche Type | Trigger | Size | Starting Elevation |
Aspect |
Number of avalanches |
|---|---|---|---|---|---|---|
|
12/20/2019 - 13:30 Upper Holland Lake |
Hard Slab |
Natural
Cornice Fall Triggered |
D3 | Above 6,500 ft | 2 | |
|
01/28/2020 - 11:15 North WMR |
Loose Dry/ Sluff |
Skier
Intentionally Triggered |
D1 , R1 | Between 5,000 and 6,500 ft | 1 | |
|
12/28/2017 - 12:30 Forecaster Observation - Spider Bowl, Swan Range |
Soft Slab | Skier | D1 , R1 | 1 | ||
|
02/20/2019 - 05:30 Marion Lake |
1 | |||||
|
02/01/2020 - 01:30 BNSF Avalanche Safety - Flathead Range and JFS Canyon |
Unknown | Natural | D2 | Above 6,500 ft | 1 | |
|
04/23/2018 - 17:45 Little Dog |
1 | |||||
|
01/09/2018 - 20:30 Forecaster Observation - Skiumah, Flathead Range |
Soft Slab | Natural | D1.5 , R1 | Between 5,000 and 6,500 ft | 1 | |
| Jewel Basin yurt | 1 | |||||
|
12/13/2019 - 10:00 Forecaster Observation - Southern Whitefish Range |
Soft Slab | AE | D1.5 | Between 5,000 and 6,500 ft | 2 | |
|
03/03/2018 - 10:00 Forecaster Observation - Rescue Creek, Flathead Range |
Wet Loose | Natural | D1 , R1 | 1 | ||
| Graves creek | 1 | |||||
|
03/16/2020 - 13:30 Forecaster Observation- Northern Whitefish Range |
Wet Loose | Natural | D1.5 , R1 | Above 6,500 ft | 8 | |
|
03/22/2019 - 17:30 Glacier Park Traverse |
Wet Slab | D3 | 1 | |||
|
01/21/2018 - 20:30 Tranquil Basin, Flathead Range |
1 | |||||
| Elk Mt GNP | 1 | |||||
|
03/10/2018 - 12:00 Forecaster Observation- Mt Adams, Flathead Range |
Wet Loose | Natural | D1 , R1 | 1 | ||
|
03/19/2019 - 17:15 JFS Canyon |
Wet Slab | Natural | D3 , R3 | Between 5,000 and 6,500 ft | 1 | |
|
02/13/2019 - 00:30 Forecaster Observation - Marion Lake, Flathead Range |
Soft Slab | Natural | 5000-7000' | 1 | ||
| Swan River State Forest | 1 | |||||
|
01/13/2021 - 05:00 Forecaster Observation - Northern Swan |
Soft Slab | Natural | D2 | Between 5,000 and 6,500 ft | 25 |
