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.

Cold Snow at Castle Peak

Location Name: North Bowl Castle Peak Region: Donner Summit Area Observation Date & Time: Thursday, April 12, 2018 - 18:00
Location: 39.365492, -120.349131 See map: CalTopo	Is this an Avalanche Observation?: No 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:

Periodic sunshine and scattered snow showers with no measurable accumulation during the early evening. Winds were predominantly out of the West until approximately 18:30 when gusts started blowing out of the North. Small test slopes yielded minimal stability concerns. North aspects were the only aspects still holding cold snow. New snow depths on North aspects was generally 4-5" deep.

West winds transporting snow

More west wind transport

4-5" of cold snow still existed on N aspect at 18:30

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Cold Snow at Castle Peak

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Cold Snow at Castle Peak

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