An updated report from the National Weather Service was issued on Monday at 8:50 p.m. EDT for dense fog until Tuesday at 8 a.m. EDT for Baraga, Marquette, Alger, Luce, Iron, Dickinson, Menominee, Delta and Schoolcraft counties.

“Patches and areas of fog are expected tonight across parts of central Upper Michigan. Some locations may experience dense fog, with visibilities at or below a quarter mile. Drivers are reminded to drive at appropriate speeds for conditions, increase the distance between themselves and other vehicles, and ensure your low beam headlights are on,” according to the weather service.