The North American Avalanche Danger Scale is a five level scale used to communicate the danger of avalanche to backcountry recreationalists. The danger is a combination of the expected likelihood, size, and distribution of avalanches. It provides a very basic description of the avalanche conditions.
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Please Take our Survey
Will you please help us out? The Northwest Avalanche Center is conducting a survey to help us improve our services. We’re trying to find out how we're doing, what we can do better and who our users are. All of your responses will be kept completely confidential. Your participation is essential to help improve our avalanche forecasting and education.
This survey will take approximately 20 minutes to fill out.
Snowball 2016 is Thursday, February 4 at the Seattle Design Center in Seattle!
Please help us support avalanche safety and join us for a great dinner, drinks, silent and live auctions, and more!