Minor Dense Fog Advisory | Effective 06/22/2026 05:30

Headline: 
Dense Fog Advisory issued June 22 at 7:30AM CDT until June 22 at 11:00AM CDT by NWS Duluth MN
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
June 22, 2026 - 5:30am
Expires: 
June 22, 2026 - 9:00am
Description: 
* WHAT...Dense fog will reduce visibility to a quarter of a mile. * WHERE...Portions of Lake Superior. * WHEN...Until 11 AM CDT this morning. * IMPACTS...Low visibility will make navigation difficult. * ADDITIONAL DETAILS...The fog is a transient, but thick where it is occurring.
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: 
Chequamegon Bay-Bayfield to Oak Point WI; Duluth MN to Port Wing WI; Port Wing to Sand Island WI; Sand Island to Bayfield WI; Oak Point to Saxon Harbor WI; Outer Apostle Islands Beyond 5 NM from Mainland
Forcast Office: 
NWS Duluth MN