Minnesota, Wisconsin Dense Fog Advisory | Effective 04/14/2026 20:07

Headline: 
Dense Fog Advisory issued April 14 at 10:07PM CDT until April 15 at 10:00AM CDT by NWS Duluth MN
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
April 14, 2026 - 8:07pm
Expires: 
April 15, 2026 - 8:00am
Description: 
* 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 Bad River Reservation, the Grand Portage Reservation, the Fond du Lac Band, the northwestern area of the Lac du Flambeau Band, the Red Cliff Band and the Bois Forte Band, Lake Vermilion and, Nett Lake areas. Other locations including Madeline Island, Voyageurs National Park and the Apostle Islands National Lakeshore. The entire Boundary Waters is also included. * WHEN...Until 10 AM CDT Wednesday. * IMPACTS...Low visibility could make driving conditions hazardous.
Instruction: 
If driving, slow down, use your low-beam headlights and fog lights, and leave plenty of distance ahead of you.
Area Description: 
Koochiching; North St. Louis; Northern Cook/Northern Lake; Central St. Louis; Southern Lake/North Shore; Southern Cook/North Shore; Carlton/South St. Louis; Douglas; Bayfield; Ashland; Iron
Forcast Office: 
NWS Duluth MN
Sender: 
w-nws.webmaster@noaa.gov