Headline:
Dense Fog Advisory issued August 26 at 7:30PM EDT until August 27 at 7:00AM EDT by NWS Marquette MI
Event:
Dense Fog Advisory
Urgency:
Expected
Effective:
August 26, 2026 - 4:30pm
Expires:
August 27, 2026 - 4:00am
Description:
* WHAT...Dense fog will reduce visibility to less than one
nautical mile.
* WHERE...Lake Superior from Grand Marais MI to Whitefish Point
MI 5NM off shore to the US/Canadian border.
* WHEN...Until 7 AM EDT Thursday.
* 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:
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border
Forcast Office:
NWS Marquette MI
Sender:
w-nws.webmaster@noaa.gov