Date and Time of Avalanche Avalanche Type Trigger Sizesort descending Starting Elevation Aspect Number of avalanches
02/12/2020 - 15:00
Forecaster Observation - Middle Fork
Loose Dry/ Sluff Skier
Intentionally Triggered
D1 , R1 Below 5,000 ft East 5
12/31/2019 - 14:30
Forecaster Observation -Northern Swan Range
Loose Dry/ Sluff Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft East 2
04/04/2020 - 12:00
Forecaster Observation - Middle Fork
Wet Loose Unknown D1 , R1 Below 5,000 ft Northwest 1
03/05/2020 - 12:30
Forecaster Observation - John F. Stevens Canyon
Wet Loose Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft Southeast 1
02/17/2020 - 13:30
Forecaster Observation - Middle Fork
Loose Dry/ Sluff Skier D1 , R1 Between 5,000 and 6,500 ft Northeast 4
01/31/2020 - 17:00
Haskill's Slide - Whitefish Mtn Resort
Wet Slab Skier
Intentionally Triggered
D1 , R1 5900 Southeast 6
03/01/2019 - 16:45
Forecaster Observation - Hellroaring, Canyon Creek
Hard Slab Natural D1 , R3 Below 5,000 ft South 1
02/19/2020 - 14:15
Forecaster Observation - Apgar Range and Swan Range
Loose Dry/ Sluff Natural D1 , R2 Between 5,000 and 6,500 ft South 10
02/06/2019 - 12:45
Forecaster Observation - Mt. Brown, GNP
Loose Dry/ Sluff Natural D1 , R1 1
01/10/2020 - 12:45
Forecaster Observation - southern Glacier NP
Cornice Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft East 2
12/08/2019 - 13:00
Forecaster Observation: Lake McDonald Area
Soft Slab Skier
Intentionally Triggered
D1 , R2 Above 6,500 ft East 1
03/11/2019 - 14:15
Forecaster Observation - Link Mountain
Soft Slab Skier
Accidentally Triggered
D1 , R1 6200 Northeast 1
02/24/2020 - 18:45
Forecaster Observation- Swan Range
Soft Slab Natural D1 , R2 Between 5,000 and 6,500 ft Northeast 2
02/01/2020 - 12:00
Forecaster Observation - Flathead Range
Wet Loose Natural D1 , R2 Between 5,000 and 6,500 ft 4
01/14/2020 - 12:00
Lost Johnny
Loose Dry/ Sluff Natural
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft 25
03/21/2020 - 12:15
Flathead Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft Northwest 1
03/21/2018 - 16:45
Forecaster Observation - Canyon Creek, southern Whitefish Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft South 1
02/09/2020 - 15:00
Forecaster Observation - JFS Canyon
Soft Slab Skier
Accidentally Triggered
D1 , R2 5100 West 1
03/29/2020 - 13:15
Forecaster Observation - JF Stevens Canyon
Glide Natural D1 , R2 4300 East 1
12/28/2017 - 13:00
Ghoulie Point
Soft Slab Natural D1 , R1 Above 6,500 ft Northeast 1

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