What didn't avalanche?
Location Name: Forecaster Observation - Flathead Range Observation date: Sunday, March 6, 2022 - 17:15 |
Is this an Avalanche Observation: Yes |
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Observation made by: Forecaster
Tabs
Avalanche Details:
Date and Time of Avalanche:
Monday, February 28, 2022 - 12:00
Number of avalanches:
10
Avalanche Type:
Soft Slab
Failure Plane/Weak Layer:
New/old snow interface
Trigger:
natural
Start Zone Slope Angle:
40
Aspect:
North
Starting Elevation:
above-treeline
Destructive Size:
D3 - Could destroy a car, a wood house, or snap trees
Relative Size:
R3 Medium
Avalanche Location:
Date and Time of Avalanche:
Tuesday, March 1, 2022 - 12:00
Number of avalanches:
10
Avalanche Type:
Wet Loose
More information or comments about the avalanche:
Many very large wet debris piles on the way in. We anticipate these ran during the first day of heavy rain.
Trigger:
natural
Start Zone Slope Angle:
40
Aspect:
East
Starting Elevation:
above-treeline
Destructive Size:
D3 - Could destroy a car, a wood house, or snap trees
Avalanche Length (Vertical Run):
2000ft.
Avalanche Location:
Date and Time of Avalanche:
Tuesday, March 1, 2022 - 12:00
Number of avalanches:
20
Avalanche Type:
Wet Loose
Failure Plane/Weak Layer:
New/old snow interface
More information or comments about the avalanche:
Another guesstimate. All aspects had large debris piles come off of them.
Start Zone Slope Angle:
40
Aspect:
East
Starting Elevation:
near-treeline
Destructive Size:
D2 Could bury, injure, or kill a person.
Avalanche Location:
All major paths in the Rescue drainage had very large debris piles that appeared to be dry debris from early in the storm. Possibly more than 10. We anticipate these ran the first day of heavy snowfall.