desperate times, desperate measures
Location Name: Forecaster Observation - McDonald Creek/ Middle Fork Observation date: Sunday, December 22, 2019 - 16:15 |
Is this an Avalanche Observation: Yes |
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Observation made by: Forecaster
Location
Tabs
Avalanche Details:
Date and Time of Avalanche:
Friday, December 20, 2019 - 15:00
Number of avalanches:
1
Avalanche Type:
Hard Slab
Failure Plane/Weak Layer:
New/old snow interface
Trigger:
natural
Trigger Modifier:
Cornice Fall Triggered
Aspect:
Southeast
Starting Elevation:
6100
Destructive Size:
D2 Could bury, injure, or kill a person.
Relative Size:
R3 Medium
Crown Height:
2 ft
Avalanche Width (Average width):
300ft.
Avalanche Location:
Date and Time of Avalanche:
Saturday, December 21, 2019 - 15:15
Number of avalanches:
2
Avalanche Type:
Loose Dry/ Sluff
Failure Plane/Weak Layer:
Within storm snow
More information or comments about the avalanche:
West face of Cannon, near Cannon Barrel and Looking Up a Loaded Barrel ice climbs
Trigger:
natural
Aspect:
West
Starting Elevation:
near-treeline
Destructive Size:
D1 Relatively harmless to people.
Relative Size:
R1 Very Small
Avalanche Length (Vertical Run):
200ft.
Avalanche Location:
Directly below cornice, with hard chunks of debris in bed surface. Some new snow, so ran mid storm? Debris gouged into old snow, but doesn't appear to have stepped down.