Mixed bag of problems on Heavens Peak
Location Name: Forecaster Observation - Heavens Peak, GNP Observation date: Wednesday, December 5, 2018 - 18:45 |
Is this an Avalanche Observation: Yes |
---|
Observation made by: Forecaster
Location
Tabs
Avalanche Details:
Date and Time of Avalanche:
Wednesday, December 5, 2018 - 10:45
Avalanche Type:
Loose Dry/ Sluff
Failure Plane/Weak Layer:
Within storm snow
Trigger:
natural
Starting Elevation:
above-treeline
Destructive Size:
D1 Relatively harmless to people.
Relative Size:
R1 Very Small
Crown Height:
Less than 1 ft
Avalanche Location:
Date and Time of Avalanche:
Tuesday, December 4, 2018 - 19:00
Avalanche Type:
Soft Slab
Failure Plane/Weak Layer:
Within storm snow
More information or comments about the avalanche:
Crossloaded wind slabs on McPartland and Heavens
Trigger:
natural
Aspect:
East
Starting Elevation:
above-treeline
Destructive Size:
D1 Relatively harmless to people.
Relative Size:
R1 Very Small
Crown Height:
Less than 1 ft
Avalanche Length (Vertical Run):
100ft.
Avalanche Width (Average width):
20ft.
Avalanche Location:
Date and Time of Avalanche:
Sunday, November 25, 2018 - 19:00
Avalanche Type:
Hard Slab
Failure Plane/Weak Layer:
Old snow
More information or comments about the avalanche:
Failed on buried graupel layer. Date estimated.
Trigger:
natural
Start Zone Slope Angle:
33
Aspect:
East
Starting Elevation:
above-treeline
Destructive Size:
D1.5
Relative Size:
R1 Very Small
Crown Height:
1 ft
Avalanche Length (Vertical Run):
250ft.
Avalanche Width (Average width):
30ft.
Avalanche Location:
SE and W aspects on Heavens Peak and Garden Wall