* WHAT...Snow expected above 3500 feet. Total snow accumulations of 3 to 5 inches Lolo Pass, 4 to 8 inches Lost Trail Pass and Skalkaho Pass, 2 to 4 inches Painted Rocks and Sula areas, and 1 to 2 inches Rock Creek area.
* WHERE...Lolo Pass and Highway 93 Sula to Lost Trail Pass.
* WHEN...From 11 PM Monday to 11 PM MST Tuesday.
* IMPACTS...Travel could be very difficult at passes and backcountry Forest Service roads. The hazardous conditions will impact the Tuesday morning and evening commutes.