Danger Scale

GNFAC Instagram

The new snow is bonding well to the old snow surface, but wind slabs remain a concern in the Bridgers. This problem mainly exists on the leeward side of ridgelines and cross loaded terrain features. #gnfacobs
The new snow is bonding well to the old snow surface, but wind slabs remain a concern in the Bridgers. This problem mainly exists on the leeward side of ridgelines and cross loaded terrain features. #gnfacobs
Large avalanches are still possible in the mountains near West Yellowstone. #gnfacobs
Large avalanches are still possible in the mountains near West Yellowstone. #gnfacobs

GNFAC News

Fund-Raiser for the Friends of GNFAC. Support avalanche awareness, education and information throughout southwest Montana. Tickets and info.

May 3-4th, Give Big online fundraising campaign! This is our one-and-only financial appeal to our users.

Sledders, mark your calendar for May 19, the 2nd Annual Sled Fest in Cooke City. It’s a fundraiser for the Friends of the Avalanche Center and there will be a DJ, raffle prizes and BBQ on the mountain.

Alex Marienthal and Doug Chabot provide a few thoughts about why you should read the daily advisory. As the season wears on, don't get "Advisory Fatigue." There is a lot of winter still to come!

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.