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.

Avalanche, Mt Rose area

Location Name: Galena peak Region: Mount Rose Area Observation Date & Time: Sunday, March 5, 2023 - 12:30
Location: 39.324300, -119.903180 See map: CalTopo	Is this an Avalanche Observation?: Yes Conditions Alerts: Other Signs of Instability (cracking, whumpfing, collapsing) Other Signs of Instability (cracking, whumpfing, collapsing)›Shooting Cracks Recent Loading Recent Loading›Blowing Snow Recent Loading›More Than a Foot of New Snow Recent Loading›Snowfall Rates of More Than 1 in/hr Terrain Alerts: Slopes Steeper than 30 degrees Obvious Slide Path

Location Name:

Galena peak

Region:

Mount Rose Area

Observation Date & Time:

Sunday, March 5, 2023 - 12:30

Location:

39.324300, -119.903180

See map: CalTopo

Is this an Avalanche Observation?:

Yes

Conditions Alerts:

Other Signs of Instability (cracking, whumpfing, collapsing)
Other Signs of Instability (cracking, whumpfing, collapsing)›Shooting Cracks
Recent Loading
Recent Loading›Blowing Snow
Recent Loading›More Than a Foot of New Snow
Recent Loading›Snowfall Rates of More Than 1 in/hr

Terrain Alerts:

Slopes Steeper than 30 degrees

Obvious Slide Path

Observation made by: Public

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Observation

Description of Snow, Weather, and Avalanche Conditions:

Did a couple ski cuts to a safe spot and remotely trigged this.

Avalanche Details

Avalanche Type:

Wind Slab

Failure Plane/Weak Layer:

Storm Snow

Trigger

Trigger:

Skier

Trigger Modifier:

Remotely Triggered

Terrain

Start Zone Slope Angle:

40degrees

Aspect:

Southeast

Starting Elevation:

near-treeline

Size

Destructive Size:

D2 Could bury, injure, or kill a person.

Relative Size:

R3 Medium

Crown Height:

1 ft

Avalanche Width (Average width):

70ft.

Avalanche Length (Vertical Run):

120ft.

Weather Details

Elevation of Observation:

8000 - 9000 ft.

Blowing Snow:

Moderate

Wind Direction:

Southwest

Wind Speed:

Moderate

Sky Cover:

Broken - Mostly Cloudy - more than 4/8 and less than 8/8

Highest Precipitation Rate:

Light Snowfall (S1 (S-1 = 1 cm /~.5 in per hour)

Precipitation:

Snow

Air temperature:

Below Freezing

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Avalanche, Mt Rose area

Conditions Alerts:

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Avalanche, Mt Rose area

Conditions Alerts:

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