Avalanche of Red Lakes north face

Location Name: Red lake peak Region: Carson Pass Area Observation Date & Time: Saturday, April 1, 2023 - 01:45
Location: 38.720621, -119.982126 See map: CalTopo	Is this an Avalanche Observation?: Yes Conditions Alerts: Avalanche Activity Rapid or Prolonged Warming Rapid or Prolonged Warming›Strong Sunshine Recent Loading Recent Loading›Blowing Snow Terrain Alerts: Slopes Steeper than 30 degrees

Observation made by: Public

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Observation

Description of Snow, Weather, and Avalanche Conditions:

Avalanche conditions were all around moderate. The forecast was calling for wet loose and wind slabs. Temps were around 40 F, mostly blue skys, no precipitation, high winds to the south. Snow conditions on north facing slope around tree line had a dense 3in surface that you had to cut through to go to a lighter layer underneath.

Snowpack Details

Persistent Weak Layers:

On the surface

Terrain Details

Terrain: elevations:

Above Treeline

Near Treeline

Terrain: aspects:

Avalanche Details

Avalanche Type:

Wind Slab

Failure Plane/Weak Layer:

Old Snow

Additional number of similar avalanches:

Trigger

Trigger:

Skier

Trigger Modifier:

Accidentally Triggered

Terrain

Start Zone Slope Angle:

40degrees

Aspect:

North

Starting Elevation:

near-treeline

Size

Destructive Size:

D1 Relatively harmless to people.

Relative Size:

R3 Medium

Crown Height:

Less than 1 ft

Avalanche Width (Average width):

50ft.

Avalanche Length (Vertical Run):

300ft.

People Involved

Number of people caught:

Number of partial burials:

Number of full burials:

Weather Details

Elevation of Observation:

8000 - 9000 ft.

Blowing Snow:

Intense

Wind Direction:

South

Wind Speed:

Strong

Sky Cover:

Few - Mostly Clear - up to 2/8 covered

Precipitation:

None

Air temperature:

Above Freezing

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Avalanche of Red Lakes north face

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Avalanche of Red Lakes north face

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