Minnesota, Wisconsin Dense Fog Advisory - Moderate | Effective 06/09/2026 17:47

Headline: 
Dense Fog Advisory issued June 9 at 7:47PM CDT until June 10 at 7:00AM CDT by NWS Duluth MN
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
June 9, 2026 - 5:47pm
Expires: 
June 10, 2026 - 5:00am
Description: 
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...In Minnesota, Carlton and South St. Louis, Southern Cook and Southern Lake Counties. In Wisconsin, Ashland, Bayfield, Douglas, and Iron Counties. This includes the Tribal Lands of the Red Cliff Band, the Fond du Lac Band, the Bad River Reservation, the Grand Portage Reservation and the northwestern area of the Lac du Flambeau Band. Other locations including the Apostle Islands National Lakeshore and Madeline Island. * WHEN...Until 7 AM CDT Wednesday. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Mainly around Lake Superior.
Instruction: 
If driving, slow down, use your low-beam headlights and fog lights, and leave plenty of distance ahead of you.
Area Description: 
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