Minor Dense Fog Advisory | Effective 06/24/2026 17:17

Headline: 
Dense Fog Advisory issued June 24 at 7:17PM CDT until June 25 at 10:00AM CDT by NWS Duluth MN
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
June 24, 2026 - 5:17pm
Expires: 
June 25, 2026 - 5:30am
Description: 
* WHAT...Dense fog will reduce visibility to 1/4 NM or less. * WHERE...Two Harbors to Duluth MN and Duluth MN to Port Wing WI. * WHEN...Until 10 AM CDT Thursday. * IMPACTS...Low visibility will make navigation difficult. * ADDITIONAL DETAILS...The poorest visibility is expected within 5 NM of the Twin Ports. Fog may become more widespread over the southwest arm of Lake Superior overnight. The advisory area may need to be expanded.
Instruction: 
If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass.
Area Description: 
Two Harbors to Duluth MN; Duluth MN to Port Wing WI
Forcast Office: 
NWS Duluth MN