Date and Time of Avalanche |
Avalanche Type![]() |
Trigger | Size | Starting Elevation | Aspect | Number of avalanches |
---|---|---|---|---|---|---|
Going to the Sun Road | Wet Slab |
Natural
Cornice Fall Triggered |
D2 , R2 | Above 6,500 ft | Northeast | 1 |
03/21/2019 - 15:15 Forecaster Observation- Road Observations |
Wet Slab | Natural | D3 | Between 5,000 and 6,500 ft | Southwest | 1 |
03/22/2019 - 17:45 Forecaster Observation - Southern Swan Range |
Wet Slab | Natural | D2 , R3 | Between 5,000 and 6,500 ft | West | 1 |
03/20/2019 - 17:15 JFS Canyon |
Wet Slab | Natural | D3 , R3 | Between 5,000 and 6,500 ft | 1 | |
03/20/2019 - 04:30 Picture Chutes-Whitefish Mountain Resort |
Wet Slab | Natural | D2.5 , R3 | Between 5,000 and 6,500 ft | South | 1 |
03/21/2019 - 05:00 Haskill Slide |
Wet Slab |
Snowboarder
Accidentally Triggered |
D2.5 , R3 | Between 5,000 and 6,500 ft | 1 | |
03/20/2019 - 18:45 Forecaster Observation - Canyon Creek, southern Whitefish Range |
Wet Slab | Natural | D3 , R2 | 6000' - 6600' | South | 1 |
05/23/2022 - 14:45 GNP |
Wet Slab |
Skier
Accidentally Triggered |
D2 , R3 | Between 5,000 and 6,500 ft | North | 4 |
01/07/2022 - 12:00 Swan River State Forest |
Wet Slab | Natural | D1.5 , R4 | Below 5,000 ft | South | 1 |
03/21/2019 - 16:15 Picture Chutes-Whitefish Mountain Resort |
Wet Slab | Explosive | D2.5 | South | 1 | |
03/21/2019 - 19:00 Forecaster Observation- Northern Whitefish Range |
Wet Slab | Natural | D3 , R3 | Between 5,000 and 6,500 ft | Southwest | 1 |
03/20/2019 - 17:30 JFS Canyon |
Wet Slab | D2.5 | 1 | |||
04/24/2019 - 12:00 Tunnel Creek |
Wet Slab | D4 , R3 | Northeast | 1 | ||
03/22/2019 - 16:30 Picture Chutes-Whitefish Mountain Resort |
Wet Slab | Explosive | D2.5 | Between 5,000 and 6,500 ft | 1 | |
02/01/2020 - 09:30 Forecaster Observation - Flathead Range |
Wet Slab | Natural | D3 , R3 | Between 5,000 and 6,500 ft | Northwest | 1 |
03/18/2019 - 18:30 Skook Chutes |
Wet Slab | Natural | D1.5 , R2 | Between 5,000 and 6,500 ft | South | 1 |
03/03/2021 - 15:15 Forecaster Observation - Apgars |
Wet Slab | Natural | D2.5 , R4 | Between 5,000 and 6,500 ft | West | 2 |
03/20/2019 - 16:30 Forecaster Observation - Canyon Creek, southern Whitefish Range |
Wet Slab | Natural | D2 , R2 | 6000 - 6800' | South | 1 |
03/23/2019 - 19:15 Forecaster Observation - Swan Range |
Wet Slab | Natural | D2 , R2 | Between 5,000 and 6,500 ft | South | 1 |
03/19/2019 - 15:00 Skook Chutes |
Wet Slab | Natural | D2 , R2 | Between 5,000 and 6,500 ft | South | 1 |