Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevationsort descending Aspect Number of avalanches
12/04/2018 - 12:00
Crater Notch Peak
Soft Slab Skier D1 , R1 1
Swan Range 1
02/28/2020 - 12:15
Forecaster Observation- Central GNP
Wet Loose D1.5 10
02/08/2020 - 14:00
Northern Swan Range
Soft Slab Skier D1 1
03/13/2019 - 12:45
Forecaster Observation - Wahoo Creek, Flathead Range
Wet Loose Natural D1 , R1 1
Great Northern 1
03/20/2019 - 17:30
JFS Canyon
Wet Slab D2.5 1
03/18/2019 - 13:45
BNSF Avalanche Program-JFS Canyon
Wet Loose Natural D2 1
03/11/2020 - 13:00
Park Creek
Wet Loose Natural D1.5 , R2 3890 West 10
03/29/2020 - 13:15
Forecaster Observation - JF Stevens Canyon
Glide Natural D1 , R2 4300 East 1
04/18/2019 - 13:15
Forecaster Observation - Flathead Range
Wet Loose Skier
Intentionally Triggered
D1 4600 Northeast 1
02/27/2021 - 10:30
Forecaster Observation - upper Whitefish River
Soft Slab Snowmobiler D1.5 , R2 4800 Southwest 1
02/15/2019 - 18:15
Forecaster Observation - Rescue Creek, Flathead Range
Soft Slab Natural D2 , R3 5000'-7000' South 1
02/13/2019 - 00:30
Forecaster Observation - Marion Lake, Flathead Range
Soft Slab Natural 5000-7000' 1
02/13/2019 - 00:30
Forecaster Observation - Marion Lake, Flathead Range
Loose Dry/ Sluff Natural D1 , R1 5000-7000' 1
02/09/2020 - 15:00
Forecaster Observation - JFS Canyon
Soft Slab Skier
Accidentally Triggered
D1 , R2 5100 West 1
01/30/2019 - 12:00
Forecaster Observation - Red Meadow Lake
Hard Slab Snowmobiler D1 , R3 5100 Northeast 1
01/30/2020 - 12:30
Cascadilla Creek
Hard Slab Snowboarder
Accidentally Triggered
D2 , R2 5150 North 1
12/05/2020 - 13:00
Granite Park
Wet Loose Natural D1 , R1 5200 South 10
01/19/2019 - 17:15
Essex Creek
Hard Slab Natural D2.5 5200 Southeast 1

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