US-12 between Junction Interstate 90 at Garrison and Helena including MacDonald Pass

Road Conditions:

Road conditions as of 9:45 AM MDT on Wednesday, June 28 are as follows: dry with the following exception - possible fallen rocks between 4 miles west and 7 miles east of MacDonald Pass. Actual road conditions may vary from this report. Motorists are cautioned to be alert to changing conditions.


The forecast until 4:00 PM MDT on Wednesday, June 28: Skies will be partly cloudy becoming partly clear. Visibility will be ten miles. There will be widely scattered thunderstorms. Winds will be 8 mph gusting to 17 mph from the west-northwest changing to 14 mph gusting to 22 mph from the northwest. Temperatures will range from 57 to 65 F changing to 68 to 78 F.