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

Donner Pass Road Avalanche

Location Name: Old 40 Region: Donner Summit Area Observation Date & Time: Wednesday, January 5, 2022 - 15:30
Location: 39.321665, -120.314547 See map: CalTopo	Is this an Avalanche Observation?: Yes Conditions Alerts: Avalanche Activity Rapid or Prolonged Warming Rapid or Prolonged Warming›Warm Temperatures Terrain Alerts: Slopes Steeper than 30 degrees Obvious Slide Path

Observation made by: Public

Tabs

Observation

Description of Snow, Weather, and Avalanche Conditions:

Avalanche occured naturally on 1/5/22 around 3:30 PM on the Road Gap secion of Old 40

Terrain Details

Terrain: elevations:

Below Treeline

Terrain: aspects:

NW

W

Avalanche Details

Trigger

Trigger:

Natural

Size

Destructive Size:

D2 Could bury, injure, or kill a person.

Relative Size:

R2 Small

People Involved

Number of people caught:

0

Weather Details

Elevation of Observation:

6000-7000 ft.

Blowing Snow:

None

Wind Speed:

Calm

Sky Cover:

Scattered - Partly Cloudy - 3/8 to 4/8 covered

Precipitation:

None

Air temperature:

Above Freezing

Sponsors:

Heavenly Mountain Resort

CA OHMVR

Mt. Rose Ski Tahoe

Kirkwood Mountain Resort

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