Winter Weather Advisory:
- ...Winter Weather Advisory remains in effect until 5 am MST /4 am PST/ Monday above 4000 feet... A Winter Weather Advisory above 4000 feet remains in effect until 5 am MST /4 am PST/ Monday.
- Impacts/timing:heavy snow will transition to snow showers by this afternoon. Mountain roads will be very difficult or dangerous to travel on at times especially Lolo and lost trail passes and at Gilmore Summit.
- Additional snow accumulations: 4 to 6 inches at Lolo Pass...lost trail passes and at the Williams Creek Summit. Gilmore Summit could see an additional 1 to 3 inches. Precautionary/preparedness actions... A Winter Weather Advisory for snow means that periods of snow will cause primarily travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving.