In partnership with: 

Motorized Level 1: Feb 21,22,23 out of Bear Valley 02/21/2025 to 02/23/2025 Level 1 classes provide an introduction to recreational avalanche risk management for motorized users. These... more |
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URGENT: Help Preserve the SAC Daily Avalanche Forecast What is happening?
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SlabLab Support SAC while finding new backcountry partners!
SlabLab is a new backcountry-specific platform for finding great partners built by two Truckee locals. Not only can you search based on the... More |
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.