Cooke City received about a foot of fresh snow overnight, prompting an advisory to be issued. Be careful out there and here are the details...

According to the Gallatin National Forest Avalanche Center:

The Gallatin National Forest avalanche center is issuing a
backcountry avalanche warning for the mountains around Cooke
City.

The avalanche danger is rated high on all slopes. A foot of
dense snow with strong winds fell onto a weak and unstable
snowpack.

Snowfall and winds are expected to continue today.
Natural and human triggered slides are likely. Avalanche terrain
and avalanche runout zones should be avoided.

You are urged to contact the Gallatin National Forest avalanche
center for more detailed information.

Mtavalanche.Com
avalanche hotline: 406-587-6981

This warning will either expire or be updated by 6:00 a.M. On
December 11, 2015.