The last avalanche forecast for this season will be published on April 18. Thank you to all who have supported this avalanche center through volunteer hours, snowpack/avalanche observations, and financial contributions.

The last avalanche forecast for this season will be published on April 18. Thank you to all who have supported this avalanche center through volunteer hours, snowpack/avalanche observations, and financial contributions.
These observations document past conditions at a small and variable scale. They are not too be confused with an avalanche forecast. They come from a variety of sources. We can only vouch for the quality of those produced by the SAC forecasters and professional observers.
The snowpack observations are represented by blue markers. The avalanche observations are represented by red markers.
The map displays the most recent 15 observations at a time.
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.