Headline:
Dense Smoke Advisory issued July 15 at 3:41PM EDT until July 16 at 11:00AM EDT by NWS Marquette MI
Event:
Dense Smoke Advisory
Urgency:
Expected
Effective:
July 15, 2026 - 12:41pm
Expires:
July 16, 2026 - 12:45am
Description:
* WHAT...Dense smoke will reduce visibility to less than one
nautical mile at times.
* WHERE...Portions of Central, Eastern and Western Lake Superior.
* WHEN...Until 11 AM EDT /10 AM CDT/ 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:
Saxon Harbor WI to Black River MI; Black River To Ontonagon MI; Ontonagon to Upper Entrance of Portage Canal MI; Upper Entrance of Portage Canal to Eagle River MI; Eagle River to Manitou Island MI; Manitou Island to Point Isabelle MI; Point Isabelle to Lower Entrance of Portage Canal MI; Portage Lake to Huron Island MI to Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays; Huron Islands to Marquette MI; Marquette to Munising MI; Munising to Grand Marais MI; Grand Marais to Whitefish Point MI
Forcast Office:
NWS Marquette MI
Sender: