Michigan Moderate Dense Fog Advisory | Effective 09/01/2026 00:37

Headline: 
Dense Fog Advisory issued September 1 at 3:37AM EDT until September 1 at 9:00AM EDT by NWS Marquette MI
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
September 1, 2026 - 12:37am
Expires: 
September 1, 2026 - 6:00am
Description: 
* WHAT...Visibility 1/4 mile or less in dense fog. * WHERE...Portions of central Upper and western Upper Michigan. * WHEN...Until 9 AM EDT /8 AM CDT/ this morning. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Areas in the lower elevations, particularly along the Lake Superior shoreline, may not experience dense fog. Be prepared for changing conditions as you head inland.
Instruction: 
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Area Description: 
Keweenaw; Ontonagon; Houghton; Baraga; Marquette; Alger; Luce; Gogebic; Iron; Dickinson; Delta; Southern Schoolcraft; Southern Houghton; Northern Schoolcraft
Forcast Office: 
NWS Marquette MI
Sender: 
w-nws.webmaster@noaa.gov