Date and Time of Avalanche Avalanche Type Trigger Sizesort descending Starting Elevation Aspect Number of avalanches
12/28/2020 - 12:00
Forecaster Observation - Northern Swan Range 		Loose Dry/ Sluff Skier
Intentionally Triggered 		D1 , R1 Above 6,500 ft Northeast 2
02/09/2020 - 12:45
Forecaster Observation - Flathead Range, Middle Fork Corridor 		Loose Dry/ Sluff Skier D1 , R1 Between 5,000 and 6,500 ft 6
03/23/2021 - 10:00
Forecaster Observation - Flathead Range 		Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft Southeast 10
01/17/2020 - 12:00
Forecaster Observation - Central Swan 		Soft Slab Natural D1 , R1 20
04/01/2020 - 01:00
Forecaster Observation - Flathead Range 		Soft Slab Natural D1 , R1 Between 5,000 and 6,500 ft 6
02/12/2019 - 14:15
Forecaster Observation - Stanton Lake, Flathead Range 		Soft Slab Skier D1 , R1 Between 5,000 and 6,500 ft 1
01/07/2022 - 12:00
Forecaster Observation: Southern Whitefish Range 		Soft Slab Natural D1 Below 5,000 ft 20
01/05/2021 - 13:30
BNSF Avalanche Safety - Snowslip Mtn. GNP 		Soft Slab Skier
Intentionally Triggered 		D1 , R1 5600 Southeast 1
02/12/2020 - 13:30
Forecaster Observation - Flathead Range 		Soft Slab Skier
Intentionally Triggered 		D1 , R1 Between 5,000 and 6,500 ft South 1
03/15/2018 - 18:45
Glacier National Park 		Soft Slab Natural D1 , R1 1
11/23/2022 - 05:00
Forecaster Observation - Noisy Basin 		Soft Slab Natural D1 , R1 6000' Northeast 1
12/31/2019 - 14:30
Forecaster Observation -Northern Swan Range 		Loose Dry/ Sluff Skier
Intentionally Triggered 		D1 , R1 Above 6,500 ft East 2
02/04/2020 - 14:00
Forecaster Observation: Swan Range 		Soft Slab On Foot (includes snowshoers, climbers/mountaineers, and hikers)
Remotely Triggered 		D1 , R1 Between 5,000 and 6,500 ft East 1
03/12/2020 - 10:00
BNSF Avalanche Safety - Snowslip Mtn GNP 		Wet Loose Natural D1 , R1 Below 5,000 ft Southeast 1
01/12/2022 - 08:00
Goulie 		Hard Slab Natural D1 , R2 Above 6,500 ft North 1
04/09/2021 - 12:30
Forecaster Observation - Flathead Range 		Wet Loose Skier
Intentionally Triggered 		D1 , R1 Between 5,000 and 6,500 ft Southeast 2
12/12/2020 - 14:15
Forecaster Observation: Ten Lakes 		Loose Dry/ Sluff Skier
Intentionally Triggered 		D1 , R1 7300' Northwest 1
01/28/2020 - 10:00
Forecaster Observation - Central Swan Range 		Soft Slab Unknown D1 , R2 Between 5,000 and 6,500 ft Northeast 1
01/05/2020 - 14:00
Forecaster Observation - Marias Pass 		Cornice Skier
Intentionally Triggered 		D1 , R2 5800 feet Northeast 1
02/09/2021 - 11:00
Forecaster Observation: Southern Whitefish Range 		Soft Slab Skier
Intentionally Triggered 		D1 , R1 Between 5,000 and 6,500 ft Northeast 1

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