Date and Time of Avalanche |
Avalanche Type![]() |
Trigger | Size | Starting Elevation | Aspect | Number of avalanches |
---|---|---|---|---|---|---|
02/09/2020 - 12:45 Forecaster Observation - Flathead Range, Middle Fork Corridor |
Loose Dry/ Sluff | Natural | D1 , R1 | South | 5 | |
03/14/2019 - 14:45 Forecaster Observation - Sprague Creek |
Loose Dry/ Sluff |
Skier
Intentionally Triggered |
D1.5 , R2 | 6450 | Northwest | 1 |
02/14/2018 - 23:30 Forecaster Observation - Wahoo, Rescue Creeks, Flathead Range |
Loose Dry/ Sluff | Natural | D1.5 , R1 | 1 | ||
03/23/2021 - 16:00 Forecaster Observation - Flathead Range |
Loose Dry/ Sluff |
Skier
Intentionally Triggered |
D1.5 , R1 | Between 5,000 and 6,500 ft | Northeast | 6 |
11/12/2020 - 12:45 Snyder Lake - GNP |
Loose Dry/ Sluff | Natural | D1.5 | Northwest | 1 | |
01/17/2020 - 12:00 Forecaster Observation - Central Swan |
Loose Dry/ Sluff | Natural | D2 , R2 | Above 6,500 ft | West | 2 |
03/01/2020 - 11:45 Forecaster Observation - central Flathead Range |
Loose Dry/ Sluff | Natural | D1 , R1 | 5750 | North | 1 |
02/12/2020 - 13:30 Forecaster Observation - Flathead Range |
Loose Dry/ Sluff | Natural | D1 , R1 | Below 5,000 ft | South | 3 |
03/09/2020 - 10:00 Park Creek |
Loose Dry/ Sluff | Natural | D1.5 , R2 | Above 6,500 ft | North | 20 |
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 |
05/06/2019 - 14:00 Forecaster Observation - Central Glacier NP |
Loose Dry/ Sluff |
Skier
Intentionally Triggered |
D1.5 , R1 | Above 6,500 ft | Northwest | 1 |
12/05/2021 - 12:00 BNSF Avalanche Safety - Running Rabbit Mtn. GNP |
Loose Dry/ Sluff | Natural | D1 , R1 | 7100 | South | 4 |
01/28/2021 - 08:15 BNSF Avalanche Safety - Snowslip & Running Rabbit Mtns. GNP |
Loose Dry/ Sluff | Natural | D1 , R1 | Above 6,500 ft | North | 5 |
12/27/2021 - 12:00 Forecaster Observation - Running Rabbit Mountain |
Loose Dry/ Sluff | Natural | D1.5 , R2 | Above 6,500 ft | South | 2 |
05/10/2022 - 15:00 Broken Leg Mountain |
Loose Dry/ Sluff | Natural | D1 , R1 | 6800 | Northeast | 2 |
03/23/2021 - 14:00 Forecaster Observation - Essex |
Loose Dry/ Sluff |
Skier
Intentionally Triggered |
D1.5 , R2 | Between 5,000 and 6,500 ft | East | 6 |
02/27/2021 - 14:30 Forecaster Observation - upper Whitefish River |
Loose Dry/ Sluff | Natural | D2 , R2 | Between 5,000 and 6,500 ft | South | 1 |
04/02/2020 - 14:00 canyon creek to kimmerly basin |
Loose Dry/ Sluff | Natural | D1.5 , R2 | Above 6,500 ft | East | 1 |
02/12/2020 - 15:00 Forecaster Observation - Middle Fork |
Loose Dry/ Sluff |
Skier
Intentionally Triggered |
D1 , R1 | Below 5,000 ft | East | 5 |
02/28/2022 - 15:00 Forecaster Observation - southern Whitefish Range |
Loose Dry/ Sluff |
Skier
Intentionally Triggered |
D1.5 , R1 | Between 5,000 and 6,500 ft | Northeast | 10 |