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.

Observations Rowton Peak Area

Location Name: Dinosaur Ridge Region: Donner Summit Area Observation Date & Time: Saturday, January 7, 2023 - 11:00
Location: 39.304928, -120.370661 See map: CalTopo	Is this an Avalanche Observation?: No Conditions Alerts: Recent Loading Recent Loading›Blowing Snow

Observation made by: Public

Tabs

Observation

Description of Snow, Weather, and Avalanche Conditions:

Toured Dinosaur, Razorback and Rowton. Windblown snow, small cornices and wind scouring. I dug a pit to the rain crust at 60cm, no faceting apparent on this crust.

Snowpack Details

Total Snow Depth:

245cm

Persistent Weak Layers:

Not present

Terrain Details

Terrain: elevations:

Near Treeline

Terrain: aspects:

NE

Weather Details

Elevation of Observation:

7000 - 8000 ft.

Blowing Snow:

Moderate

Wind Direction:

Southwest

Wind Speed:

Moderate

Sky Cover:

Overcast - Cloudy - 8/8 covered

Highest Precipitation Rate:

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

Precipitation:

Snow

Air temperature:

Below Freezing

Sponsors:

Heavenly Mountain Resort

CA OHMVR

Mt. Rose Ski Tahoe

Kirkwood Mountain Resort

This website is owned and maintained by the non-profit arm of the Sierra Avalanche Center. Some of the content is updated by the USDA avalanche forecasters including the forecasts and some observational data. The USDA is not responsible for any advertising, fund-raising events/information, or sponsorship information, or other content not related to the forecasts and the data pertaining to the forecasts.