Winter Storm Warning issued December 18 at 2:38PM MST until December 20 at 5:00AM MST by NWS

Weather Alerts | Montana

Dec 18, 2021

...WINTER STORM WARNING IN EFFECT FROM 5 AM SUNDAY TO 5 AM MST MONDAY... * WHAT...Heavy snow expected. Total snow accumulations of 6 to 12 inches, and close to 2 feet of snow for L…