Low angle pow grins just the same.
Location Name: Northern Whitefish Range Observation date: Tuesday, February 16, 2021 - 19:00 |
Is this an Avalanche Observation: Yes |
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Observation made by: Professional Observer
Location
Tabs
Avalanche Details:
Date and Time of Avalanche:
Saturday, February 6, 2021 - 02:00
Number of avalanches:
6
Avalanche Type:
Soft Slab
Failure Plane/Weak Layer:
Old snow
Trigger:
natural
Aspect:
Northeast
Starting Elevation:
near-treeline
Destructive Size:
D2 Could bury, injure, or kill a person.
Relative Size:
R3 Medium
Crown Height:
2 ft
Avalanche Location:
Date and Time of Avalanche:
Saturday, February 6, 2021 - 02:00
Number of avalanches:
1
Avalanche Type:
Soft Slab
Failure Plane/Weak Layer:
Old snow
More information or comments about the avalanche:
This slide wrapped around the bowl. The crown spanned NE-E-SE-S aspects. We confirmed that it failed on the buried SH layer.
Trigger:
natural
Aspect:
Northeast
Starting Elevation:
above-treeline
Destructive Size:
D3 - Could destroy a car, a wood house, or snap trees
Relative Size:
R4 Large
Crown Height:
2 ft
Avalanche Length (Vertical Run):
1000ft.
Avalanche Width (Average width):
1500ft.
Avalanche Location:
Most north-northeast facing slopes on Whitefish Mtn and surrounding peaks had slid.