Date and Time of Avalanche | Avalanche Type | Trigger | Size | Starting Elevation |
Aspect![]() |
Number of avalanches |
---|---|---|---|---|---|---|
04/04/2020 - 12:45 Forecaster Observation - Flathead Range |
Wet Loose | Natural | D2 , R2 | Between 5,000 and 6,500 ft | Southeast | 1 |
04/08/2020 - 11:45 Forecaster Observation - Middle Fork |
Wet Loose | Skier | D1 , R1 | Between 5,000 and 6,500 ft | Southeast | 5 |
01/12/2022 - 08:00 Forecaster Observation: Southern Whitefish Range |
Hard Slab | Natural | D2 , R3 | Between 5,000 and 6,500 ft | Southeast | 1 |
02/19/2020 - 12:00 BNSF Avalanche Safety - JFS Canyon |
Soft Slab |
Natural
Cornice Fall Triggered |
D2 , R1 | Above 6,500 ft | Southeast | 1 |
03/01/2022 - 23:00 Lake McDonald Area |
Soft Slab | Natural | D2 | Between 5,000 and 6,500 ft | Southeast | 1 |
12/02/2019 - 14:00 BNSF Avalanche Program-Snowslip Mtn. GNP |
Unknown |
Skier
Intentionally Triggered |
D1 | Between 5,000 and 6,500 ft | Southeast | 1 |
02/07/2020 - 12:00 Forecaster Observation - Flathead Range |
Loose Dry/ Sluff | Natural | D1.5 , R1 | Above 6,500 ft | Southeast | 12 |
04/10/2022 - 12:00 Forecaster Observation - Flathead Range |
Loose Dry/ Sluff | Natural | D1.5 , R2 | Between 5,000 and 6,500 ft | Southeast | 3 |
01/15/2021 - 20:15 Northern Whitefish Range |
Glide | Natural | D2 , R2 | Between 5,000 and 6,500 ft | Southeast | 1 |
03/23/2021 - 10:00 Forecaster Observation - Flathead Range |
Wet Loose | Natural | D1 , R1 | Between 5,000 and 6,500 ft | Southeast | 10 |
01/30/2021 - 05:00 Forecaster Observation - Smoky Range |
Unknown | Natural | D3 , R3 | Between 5,000 and 6,500 ft | Southeast | 1 |
01/05/2021 - 13:30 BNSF Avalanche Safety - Snowslip Mtn. GNP |
Soft Slab |
Skier
Intentionally Triggered |
D1 , R1 | 5600 | Southeast | 1 |
03/16/2021 - 12:45 WMR side country |
Wet Slab | Unknown | D2 , R3 | Southeast | 1 | |
02/26/2022 - 11:30 Grant Ridge - Route 2 |
Wet Loose | Natural | D2 , R2 | 7000 | Southeast | 1 |
03/12/2020 - 10:00 BNSF Avalanche Safety - Snowslip Mtn GNP |
Wet Loose | Natural | D1 , R1 | Below 5,000 ft | Southeast | 1 |
01/13/2021 - 00:30 Glacier Park |
Soft Slab | Natural | D2.5 , R4 | Between 5,000 and 6,500 ft | Southeast | 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 |
05/06/2019 - 13:45 Forecaster Observation - Central Glacier NP |
Wet Loose | Natural | D1.5 , R1 | Above 6,500 ft | Southeast | 1 |
03/22/2019 - 13:45 Half Moon, Big Slide |
Glide | Natural | D2 , R2 | Between 5,000 and 6,500 ft | Southeast | 1 |
02/16/2022 - 02:00 Forecaster Observation - Flathead Range |
Wet Loose | Unknown | D1.5 , R2 | Between 5,000 and 6,500 ft | Southeast | 2 |