Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevation Aspectsort descending Number of avalanches
Siyeh Bend/East face Piegan Mtn. 1
Goulie, Kona, east of Kona 1
Tranquil Basin 1
GNP 1
02/01/2020 - 09:30
Forecaster Observation - Flathead Range
Soft Slab Natural D3 , R3 Above 6,500 ft 3
Flower Pointish 1
12/19/2017 - 15:45
Forecaster Observation - Middle Fork Corridor
Soft Slab Natural D1.5 , R1 Below 5,000 ft 1
Central Flathead Range 1
04/11/2018 - 17:15
Java Mtn
1
Hellroaring pk 1
02/17/2018 - 23:15
Spider Bowl
Soft Slab Natural D2 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
12/05/2018 - 10:45
Forecaster Observation - Heavens Peak, GNP
Loose Dry/ Sluff Natural D1 , R1 Above 6,500 ft 1
03/20/2019 - 17:30
JFS Canyon
Wet Slab D2.5 1
03/10/2018 - 12:15
Forecaster Observation- Mt Stanton, GNP
Wet Loose Natural D1 , R1 1
03/30/2019 - 22:15
Essex Creek
1
04/11/2019 - 14:45
Forecaster Observation - Flathead Range
Wet Loose Natural D2 , R2 Between 5,000 and 6,500 ft 1
03/16/2018 - 12:30
Glacier National Park
Wet Loose Natural D1.5 , R1 1
01/04/2020 - 11:00
Forecaster Observation - BC Flathead Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft 5

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