Headline:
Dense Fog Advisory issued May 24 at 8:56AM EDT until May 25 at 8:00AM EDT by NWS Marquette MI
Event:
Dense Fog Advisory
Urgency:
Expected
Effective:
May 24, 2026 - 5:56am
Expires:
May 24, 2026 - 6:00pm
Description:
* WHAT...Dense fog will reduce visibility to less than one
nautical mile.
* WHERE...Lake Superior from Upper Entrance to Portage Canal to
Manitou Island MI 5NM off shore to the US/Canadian Border.
* WHEN...Until 8 AM EDT 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:
Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border
Forcast Office:
NWS Marquette MI