The last avalanche forecast for the 2023-2024 season will post on April 21st. Thank you to all who contributed to the avalanche center this season through observations, volunteer time, and/or financial contributions.

Isolated pockets of wind slab on the North West ridge of Andesite

Location Name: Andesite Region: Donner Summit Area Observation Date & Time: Thursday, February 24, 2022 - 14:00
Location: 39.351687, -120.366863 See map: CalTopo	Is this an Avalanche Observation?: No Conditions Alerts: Other Signs of Instability (cracking, whumpfing, collapsing) Other Signs of Instability (cracking, whumpfing, collapsing)›Shooting Cracks Recent Loading Terrain Alerts: Slopes Steeper than 30 degrees

Observation made by: Educator at West Wind Collective

Tabs

Observation

Description of Snow, Weather, and Avalanche Conditions:

Snow observation demonstration for A1 students

Snow observation demonstration for A1 students

Snowpit or crown profile photo or graph:

Snowpack Details

Total Snow Depth:

249cm

Persistent Weak Layers:

On the surface

Terrain Details

Terrain: elevations:

Above Treeline

Terrain: aspects:

NW

Weather Details

Elevation of Observation:

8000 - 9000 ft.

Blowing Snow:

None

Wind Direction:

West

Wind Speed:

Light

Sky Cover:

Clear

Precipitation:

None

Air temperature:

Below Freezing

Sponsors:

Heavenly Mountain Resort

CA OHMVR

Kirkwood Mountain Resort

Mt. Rose Ski Tahoe

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