Following 3-4 inches of new snow on Wednesday near Cooke City and 10-20 mph NW winds, this fresh wind slab released naturally on a SE facing slope. Photo: A. Whitmore
14-15
GNFAC Avalanche Forecast for Wed Jan 28, 2015
Snowpack and Avalanche Discussion
Bridger Range Madison Range Gallatin Range
Lionhead area near West Yellowstone Cooke City
GNFAC Avalanche Advisory for Tue Jan 27, 2015
Snowpack and Avalanche Discussion
Wet Avalanche Danger
Large wet loose avalanches above Silver Gate. Temperatures reached 50F under sunny skies throught our advisory area. Photo: B. Fredlund
Forecast link: GNFAC Avalanche Advisory for Tue Jan 27, 2015
GNFAC Avalanche Forecast for Mon Jan 26, 2015
Snowpack and Avalanche Discussion
Bridger Range Madison Range Gallatin Range
Lionhead area near West Yellowstone Cooke City
This small avalanche was recently triggered by a snowmobiler in the Lionhead area. Small avalanches like this are still possible although the instability is not widespread. Photo: Anon
GNFAC Avalanche Forecast for Sun Jan 25, 2015
Snowpack and Avalanche Discussion
Bridger Range Madison Range Gallatin Range
Lionhead area near West Yellowstone Cooke City
GNFAC Avalanche Advisory for Sat Jan 24, 2015
Snowpack and Avalanche Discussion
Southern Gallatin Range Southern Madison Range
Lionhead area near West Yellowstone Cooke City