Minor Dense Fog Advisory | Effective 07/26/2026 13:36

Headline: 
Dense Fog Advisory issued July 26 at 3:36PM CDT until July 27 at 4:00AM CDT by NWS Duluth MN
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
July 26, 2026 - 1:36pm
Expires: 
July 27, 2026 - 1:45am
Description: 
* WHAT...Areas of dense fog will reduce visibility to 1/4 to 1/2 NM. * WHERE...Portions of western Lake Superior. * WHEN...Until 4 AM CDT Monday. * IMPACTS...Low visibility will make navigation difficult.
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: 
Grand Portage to Grand Marais MN; Grand Marais to Taconite Harbor MN; Taconite Harbor to Silver Bay Harbor MN; Silver Bay Harbor to Two Harbors MN; Two Harbors to Duluth MN; Duluth MN to Port Wing WI
Forcast Office: 
NWS Duluth MN
Sender: 
w-nws.webmaster@noaa.gov