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.

Whumpfing and isolated storm slab instability

Location Name: Rifle Peak Saddle Region: Mount Rose Area Observation Date & Time: Tuesday, March 7, 2023 - 16:00
Location: 39.276830, -119.975219 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)›Collapsing / whumpfing noises

Observation made by: Public

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Observation

Description of Snow, Weather, and Avalanche Conditions:

Low angle tour up to Rifle Peak Saddle, Heard Whumpfing noises while skinning and was able to trigger small isolated storm slab releases on skin track swtich backs around 8-12 inches deep.

Terrain Details

Terrain: elevations:

Near Treeline

Terrain: aspects:

Avalanche Details

Terrain

Aspect:

Southeast

Weather Details

Elevation of Observation:

8000 - 9000 ft.

Blowing Snow:

Light

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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Whumpfing and isolated storm slab instability

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Whumpfing and isolated storm slab instability

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