Watches, Warnings & Advisories



One product found for Marine Zone: LSZ251

Dense Smoke Advisory

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
1104 AM EDT Sun Jul 19 2026

LSZ240>251-263>267-200315-
/O.CON.KMQT.MS.Y.0002.000000T0000Z-260720T1200Z/
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-
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-
Lake Superior from Saxon Harbor WI to Upper Entrance to Portage
Canal MI 5NM off shore to the US/Canadian border including Isle
Royale National Park-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
Lake Superior East of a line from Manitou Island to Marquette MI
and West of a line from Grand Marais MI to the US/Canadian Border
Beyond 5NM from shore-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
1104 AM EDT Sun Jul 19 2026 /1004 AM CDT Sun Jul 19 2026/

...DENSE SMOKE ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT /7 AM
CDT/ MONDAY...

* WHAT...Dense smoke will reduce visibility to less than one
  nautical mile.

* WHERE...Portions of Central, Eastern and Western Lake Superior.

* WHEN...Until 8 AM EDT /7 AM CDT/ Monday.

* IMPACTS...Low visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$