GNFAC Avalanche Forecast for Thu Feb 2, 2017
Snowpack and Avalanche Discussion
Cooke City
16-17
This wind slab failed naturally on the SE face of Crown Butte. With more snow and wind in the forecast wind slabs will be the main avalanche concern. Photo GNFAC
GNFAC Avalanche Forecast for Wed Feb 1, 2017
Snowpack and Avalanche Discussion
Bridger Range Northern Madison Range Northern Gallatin Range
GNFAC Avalanche Advisory for Tue Jan 31, 2017
Snowpack and Avalanche Discussion
Bridger Range Madison Range Gallatin Range Lionhead area near West Yellowstone Cooke City
This shows the SH buried 10 cm down and then the SH on the surface that just got buried with todays snow (Tuesday, 1/31). I think the layer on the surface hoar might be more persistent than the buried layer, but time will tell. Photo: K. Birkeland
A snowmobiler triggered this wind slab on the south face of Sage Peak in the southern Madison Range on Sunday. Photo: H. Victory
Forecast link: GNFAC Avalanche Advisory for Tue Jan 31, 2017
A shallow wind slab was skier triggered on Sunday (1/29) on Ernest Miller Ridge in the southern Madison Range. Photo: M. Carey
Forecast link: GNFAC Avalanche Advisory for Tue Jan 31, 2017
GNFAC Avalanche Advisory for Mon Jan 30, 2017
Snowpack and Avalanche Discussion
Bridger Range Madison Range Gallatin Range Cooke City
Lionhead area near West Yellowstone