Date of Observation: 02/21/2023
Name: Zach Guy
Zone: Northwest Mountains
Route Description: Viewed from Mt. CB
Observed avalanche activity: Yes
Avalanches: A handful of D1-1.5 wind slabs from the past 24 to 36 hours from above treeline terrain on Axtell, Gothic, and Ruby Range.
Weather: Partly cloudy. Generally light wind drifting with a few periods of moderate transport on some terrain. 2″ to 3″ of new snow in the past 24 hours on Mt. CB.
Snowpack: Near treeline slopes with moderate-sized fetches had fresh drifting overnight, 4″ to 16″ thick, 4F hard, reactive to ski cuts.
Photos:
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Gothic
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Peeler Basin
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Axtell
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Bellview
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Fresh drifts up to a foot thick on Monument
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Blowing snow on Mt. CB
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Wind slabs in Teo Bowl, triggered by ski patrol
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Estimated avalanche date: 02/20/2023
Number of Avalanches: 2
Location
Location: Peeler Basin
Location Specific:
Start Zone Elevation: ATL: Above Tree Line
Aspect: E
Characteristics
Trigger: Natural
Trigger modifier:
Type: Soft Slab
Failure Plane:
Size
Relative Size: R1 very small
Destructive Size: D1.5
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments: Garfield Peak area
Estimated avalanche date: 02/20/2023
Number of Avalanches: 2
Location
Location: Mount Axtell
Location Specific:
Start Zone Elevation: ATL: Above Tree Line
Aspect: NE
Characteristics
Trigger: Natural
Trigger modifier:
Type: Soft Slab
Failure Plane:
Size
Relative Size: R1 very small
Destructive Size: D1.5
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments:
Estimated avalanche date: 02/20/2023
Number of Avalanches: 1
Location
Location: Schofield Pass/Rustler Gulch
Location Specific:
Start Zone Elevation: ATL: Above Tree Line
Aspect: S
Characteristics
Trigger: Natural
Trigger modifier:
Type: Soft Slab
Failure Plane:
Size
Relative Size: R1 very small
Destructive Size: D1.5
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments: Mt. Bellview
Estimated avalanche date: 02/20/2023
Number of Avalanches: 2
Location
Location: Gothic Mountain
Location Specific:
Start Zone Elevation: ATL: Above Tree Line
Aspect: E
Characteristics
Trigger: Natural
Trigger modifier:
Type: Soft Slab
Failure Plane:
Size
Relative Size: R1 very small
Destructive Size: D1- Relatively harmless to people
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments: east face
Estimated avalanche date: 02/21/2023
Number of Avalanches: 1
Location
Location: Mount Crested Butte
Location Specific:
Start Zone Elevation: NTL: Near Tree Line
Aspect: E
Characteristics
Trigger: Skier
Trigger modifier: Controlled
Type: Soft Slab
Failure Plane:
Size
Relative Size: R1 very small
Destructive Size: D1- Relatively harmless to people
Avg. crown height (inches): 12
Avg. width (feet):
Avg. vertical run (feet):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments: Teo Bowl
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