Date and Time of Avalanche Avalanche Typesort descending 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

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