Winter storm impacting Montana
WINTER STORM WARNING for Beaverhead, Madison, Gallatin, Jefferson, Lewis & Clark, and Broadwater Counties above 5500 feet in elevation. An additional 2 to 8 inches are possible.
WINTER WEATHER ADVISORY is in effect for the same locations and duration below 5500 feet. An additional trace to 2 inches are possible. Locally higher amounts.
WIND CHILL ADVISORY until 6 am Tuesday from Missoula and Condon southeast to Butte. This includes Potomac, Drummond, Anaconda, Deer Lodge, Georgetown Lake and US 12 to MacDonald Pass. Gusty winds will continue. Wind chills in the Missoula area will range from 0 to 10 degrees overnight while ranging from 10 below to 5 above for the Butte/Georgetown Lake area.