Avalanche Education Calendar
GNFAC classes in Red; Private-sector classes are in Blue
GNFAC Instagram
mtavalanche.com/forecast
The snowpack from Lionhead through the Bridger Range is shallow with a two distinct weak layers. It will take weeks or ...
Yesterday Doug looked at the 2 avalanches that were triggered by snowmobilers on Friday (1/22). They broke on a layer of small facets that formed a ...
mtavalanche.com/forecast
The mountains received a total of 1-3" of snow in the previous seven days and nothing in the last four.
The lack of new ...
https://mtavalanche.com/forecast
Three days have passed since the last new snow and weak layers in the snowpack are adjusting. Avalanches are less ...
GNFAC News
Resources
Weather Stations
Weather Stations provide the GNFAC forecasters with information on snowfall, wind and temps from around the region. The Weather Log summarizes this daily.
Avalanche Education
GNFAC partners with groups around the region to provide evening avalanche classes, plus full day and multi-day courses, including some weekend field days. All our class offerings, along with courses from other providers, are on our Education Calendar.
Placenames
Use this map to find the locations of unfamiliar places mentioned in the advisory. Also take a look at our glossary of avalanche terms.
Support
Donate to the Friends of GNFAC; or order DVDs or 'Snow Sense' avalanche safety handbook.