10webCBAC Observations
Date of Observation: 05/18/2023
Name: Zach Guy
Zone: Northwest Mountains
Route Description: Scarp Ridge, viewed from Snodgrass TH
Observed avalanche activity: Yes
Avalanches: A pair of large wet avalanches ran sometime since I had views of that area yesterday at noon. They appear to be cornice-triggered wet slabs
Location: Peeler Basin
Location Specific:
Start Zone Elevation: ATL: Above Tree Line
Aspect: NE
Trigger: Cornice fall
Trigger modifier:
Type: Wet Slab
Failure Plane: Old snow
Relative Size: R2 small
Destructive Size: D2 – could bury, injure, or kill a person
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
# of people caught:
# of partial burials:
# of full burials:
Additional comments: Scarp Ridge. Ran either 5/17 or 5/18
Location: Peeler Basin
Location Specific:
Start Zone Elevation: ATL: Above Tree Line
Aspect: N
Trigger: Natural
Trigger modifier:
Type: Unknown
Failure Plane:
Relative Size: R2 small
Destructive Size: D2 – could bury, injure, or kill a person
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
# of people caught:
# of partial burials:
# of full burials:
Additional comments: Wet debris. Can’t see start zone, likely a wet slab given width of debris. Ran either 5/17 or 5/18.
