- Pinpoint National Weather Service forecasts for the Mammoth Mountain area. The order that the weather links will be listed reflects the time of year and what I'm doing the most.
- Mammoth Mountain Ski Patrol's data site - this ski patrol shares their data to a degree unheard of at most areas, and it provides a valuable tool for getting a picture of the snow from Tioga to Bishop.
- The websites for the National Avalanche Center and the American Avalanche Association
Check them out!