Winter Weather Advisory issued December 14 at 2:42AM MST until December 15 at 5:00AM MST by NWS Boise ID

* WHAT…Snow expected. Total snow accumulations 4 to 6 inches in
mountain valleys above 4,500 feet. Mountains above 6,000 feet will
see 1 to 2 feet of snow through Sunday morning.

* WHERE…Camas Prairie, Boise Mountains, and West Central Mountains.

* WHEN…Until 5 AM MST Sunday.

* IMPACTS…Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Travel could be very difficult
to impossible.