The Gallatin National Forest Avalanche Center is issuing a Backcountry Avalanche Warning for the southern Gallatin Range, southern Madison Range and Lionhead area near West Yellowstone. Heavy snowfall and strong winds are creating unstable conditions in the backcountry. Natural avalanches are currently large and destructive. The avalanche danger is rated HIGH on all slopes. Avalanche terrain including avalanche runout zones should be avoided.

Over the past 24 hours most areas in the Gallatin National Forest picked up four to six inches of new snow with the exception of Cooke City which has picked eight inches. Snow should continue through much of the day with an additional four to six inches falling by this evening.

Read the full advisory here: mtavalanche.com/current