Date and Time of Avalanche![]() |
Avalanche Type | Trigger | Size | Starting Elevation | Aspect | Number of avalanches |
---|---|---|---|---|---|---|
12/19/2017 - 13:00 Forecaster Observation - Ghoulie Ridge, Whitefish Range |
Soft Slab | Natural | D2 , R2 | Between 5,000 and 6,500 ft | South | 1 |
12/19/2017 - 13:30 Forecaster Observation - Ghoulie Ridge, Whitefish Range |
Soft Slab | Natural | D1 , R1 | Between 5,000 and 6,500 ft | 1 | |
12/19/2017 - 15:45 Forecaster Observation - Middle Fork Corridor |
Soft Slab | Natural | D1.5 , R1 | Below 5,000 ft | 1 | |
12/19/2017 - 16:15 Forecaster Observation - Middle Fork Corridor |
Soft Slab | Natural | D2 , R2 | Between 5,000 and 6,500 ft | 1 | |
12/19/2017 - 20:00 Pro Observation - Whitefish Mountain Resort |
Soft Slab | 1 | ||||
12/19/2017 - 21:45 Forecaster Observation - Spider Bowl, Swan Range |
Soft Slab | Natural | D2.5 , unknown | Above 6,500 ft | Northwest | 1 |
12/19/2017 - 22:30 Forecaster Observation - Red Meadow Lake, Whitefish Range |
Soft Slab | Natural | D2 , R2 | Above 6,500 ft | 1 | |
12/19/2017 - 23:15 Forecaster Observation - Middle Fork Corridor |
Soft Slab | Natural | D2.5 , R3 | Above 6,500 ft | 1 | |
12/23/2017 - 21:00 Skook Face |
1 | |||||
12/24/2017 - 19:15 Diamond Peak- Whitefish Range |
1 | |||||
12/28/2017 - 11:45 Forecaster Observation - Spider Bowl, Swan Range |
Soft Slab | Natural | D1.5 , R1 | Above 6,500 ft | 1 | |
12/28/2017 - 12:30 Forecaster Observation - Spider Bowl, Swan Range |
Soft Slab | Skier | D1 , R1 | 1 | ||
12/28/2017 - 13:00 Ghoulie Point |
Soft Slab | Natural | D1 , R1 | Above 6,500 ft | Northeast | 1 |
12/29/2017 - 12:00 Skookaleel Ridge, southern Whitefish Range |
Soft Slab | Natural | D2.5 , R2 | Southwest | 1 | |
12/29/2017 - 17:00 Forecaster Observation- Rescue Creek, Flathead Range |
Soft Slab | D2 | 1 | |||
12/29/2017 - 18:15 Forecaster Observation- Cascadilla, Flathead Range |
Soft Slab | D2 | Between 5,000 and 6,500 ft | 1 | ||
12/29/2017 - 19:45 Forecaster Observation - Canyon Creek, southern Whitefish Range |
Soft Slab | Natural | D1 , R1 | Between 5,000 and 6,500 ft | 1 | |
12/29/2017 - 22:15 Forecaster Observation- Rescue Creek, Flathead Range |
Soft Slab | D3 | Above 6,500 ft | 1 | ||
12/30/2017 - 08:15 Forecaster Observation - WMR accessed backcountry, Whitefish Range |
Soft Slab | Natural | D1.5 , R2 | 1 | ||
12/31/2017 - 06:00 Elk Mountain - Southern Glacier Park |
D2 | Southwest | 1 |