Dense Fog Advisory issued December 12 at 7:19AM MST until December 12 at 11:00AM MST by NWS

Weather Alerts | Montana

Dec 12, 2023

...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM MST THIS MORNING... * WHAT...Visibility less than one quarter mile in dense freezing fog. * WHERE...Helena Valley. * WHEN...Until 11 AM…