WHAT
Visibility one quarter mile or less in dense fog.
WHERE
In Minnesota, Koochiching, Carlton, St. Louis, Cook and Lake Counties. In Wisconsin, Ashland, Bayfield, Douglas, and Iron Counties. This includes the Tribal Lands of the Red Cliff Band, the Bad River Reservation, the Grand Portage Reservation, the northwestern area of the Lac du Flambeau Band, the Fond du Lac Band and the Bois Forte Band, Lake Vermilion and, Nett Lake areas. Other locations including the Apostle Islands National Lakeshore, Voyageurs National Park and Madeline Island. The entire Boundary Waters is also included.
WHEN
Until 10 AM CDT this morning.
IMPACTS
Low visibility could make driving conditions hazardous.
PRECAUTIONARY/PREPAREDNESS ACTIONS
If driving, slow down, use your low-beam headlights and fog lights, and leave plenty of distance ahead of you.