* WHAT...Heavy snow expected. Total snow accumulations between 2 and 6 inches at pass level, with snow amounts in excess of a foot in the higher terrain.
* WHERE...Northwest Beaverhead County.
* WHEN...Until noon MDT Monday.
* IMPACTS...Plan on cold and wet backcountry conditions with a heightened hypothermia risk for those not properly dressed. Wet snow may down trees and block access to forest roadways.
* ADDITIONAL DETAILS...Campers should be aware that it only takes a few inches of snow to damage tents and other recreational items.