Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevation Aspectsort descending Number of avalanches
03/14/2021 - 14:45
Forecaster Observation - Swan Range
Glide Natural D3 , R2 Between 5,000 and 6,500 ft Southwest 2
02/28/2020 - 11:00
Forecaster Observation - Middle Fork and John F. Stevens Canyon
Wet Slab Natural D1.5 , R2 6000 Southwest 1
11/17/2020 - 14:30
Forecaster Observation - Swan Range
Wet Loose Natural D2 , R1 Between 5,000 and 6,500 ft Southwest 2
02/27/2021 - 10:30
Forecaster Observation - upper Whitefish River
Soft Slab Snowmobiler D1.5 , R2 4800 Southwest 1
03/04/2021 - 15:00
Forecaster Observation: Lake McDonald Area
Wet Loose Natural D1 , R1 Above 6,500 ft Southwest 3
12/31/2017 - 06:00
Elk Mountain - Southern Glacier Park
D2 Southwest 1
01/13/2021 - 01:00
Forecaster Observation - Glacier National Park
Wet Loose Natural D2 Between 5,000 and 6,500 ft Southwest 4
11/21/2019 - 14:00
Forecaster Observation: Central Swan Range
Loose Dry/ Sluff Unknown D1.5 , R1 Above 6,500 ft Southwest 1
12/14/2021 - 12:45
Noisy Basin/Jewel Basin
Soft Slab Natural D1 Above 6,500 ft Southwest 1
03/14/2021 - 14:45
Forecaster Observation - Swan Range
Wet Loose Natural D2 Between 5,000 and 6,500 ft Southwest 2
11/17/2020 - 12:00
Sperry Chalet Basin
Wet Loose Natural D2 , R2 Above 6,500 ft Southwest 1
03/17/2019 - 15:30
Forecaster Observation - Lake McDonald area
Wet Loose Natural D3.5 , R4 Above 6,500 ft Southwest 1
03/03/2021 - 15:00
Forecaster Observation: Lake McDonald Area
Wet Loose Natural D1 , R1 Above 6,500 ft Southwest 1
02/17/2019 - 12:30
Grave Creek, Whitefish Range
Soft Slab Snowmobiler D2 , R4 Southwest 1
01/13/2021 - 01:00
Forecaster Observation - Glacier National Park
Wet Loose Natural D3 Between 5,000 and 6,500 ft Southwest 3
04/20/2018 - 12:45
Mt. Cannon, GNP
Soft Slab Natural Above 6,500 ft Southwest 1
02/02/2022 - 03:30
BNSF Avalanche Safety - Running Rabbit Mtn. GNP
Soft Slab Natural D2 , R2 7000 Southwest 1
02/10/2022 - 12:30
Hay Creek
Wet Loose Natural D1 Below 5,000 ft Southwest 4
01/19/2020 - 14:45
Forecaster Observation - Apgar Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft Southwest 5
02/12/2018 - 12:45
Pro Observation - Path 1163, Southern GNP
Soft Slab Natural D2 , R3 Above 6,500 ft Southwest 1

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