Marine Weather Message
Issued by NWS Marquette, MI

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773
WHUS73 KMQT 121554
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
1054 AM EST Wed Nov 12 2025

LSZ241-130400-
/O.CON.KMQT.GL.W.0050.000000T0000Z-251113T0000Z/
/O.CON.KMQT.SC.Y.0178.251113T0000Z-251113T2100Z/
Black River to Ontonagon MI-
1054 AM EST Wed Nov 12 2025 /954 AM CST Wed Nov 12 2025/

...GALE WARNING REMAINS IN EFFECT UNTIL 7 PM EST /6 PM CST/ THIS
EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM EST /6 PM
CST/ THIS EVENING TO 4 PM EST /3 PM CST/ THURSDAY...

* WHAT...For the Gale Warning, west winds 20 to 25 kt with gusts
  up to 35 kt and waves 6 to 8 ft occurring. For the Small Craft
  Advisory, west winds 15 to 25 kt with gusts up to 30 kt and
  waves 4 to 7 ft expected.

* WHERE...Black River to Ontonagon MI.

* WHEN...For the Gale Warning, until 7 PM EST /6 PM CST/ this
  evening. For the Small Craft Advisory, from 7 PM EST /6 PM
  CST/ this evening to 4 PM EST /3 PM CST/ Thursday.

* IMPACTS...Strong winds will cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ242-130400-
/O.CON.KMQT.GL.W.0050.000000T0000Z-251113T0000Z/
/O.CON.KMQT.SC.Y.0178.251113T0000Z-251114T0000Z/
Ontonagon to Upper Entrance of Portage Canal MI-
1054 AM EST Wed Nov 12 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 7 PM EST THURSDAY...

* WHAT...For the Gale Warning, northwest winds 20 to 25 kt with
  gusts up to 35 kt and waves 7 to 9 ft occurring. For the Small
  Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt
  and waves 5 to 8 ft expected.

* WHERE...Ontonagon to Upper Entrance of Portage Canal MI.

* WHEN...For the Gale Warning, until 7 PM EST this evening. For
  the Small Craft Advisory, from 7 PM this evening to 7 PM EST
  Thursday.

* IMPACTS...Strong winds will cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ243>251-130400-
/O.CON.KMQT.GL.W.0050.000000T0000Z-251113T0600Z/
/O.CON.KMQT.SC.Y.0178.251113T0600Z-251114T0000Z/
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-
1054 AM EST Wed Nov 12 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM EST THURSDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 AM TO 7 PM EST
THURSDAY...

* WHAT...For the Gale Warning, northwest winds 20 to 30 kt with
  gusts up to 35 kt and waves 6 to 11 ft occurring. For the Small
  Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt
  and waves 7 to 10 ft expected.

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

* WHEN...For the Gale Warning, until 1 AM EST Thursday. For the
  Small Craft Advisory, from 1 AM to 7 PM EST Thursday.

* IMPACTS...Strong winds will cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ263-130000-
/O.CON.KMQT.GL.W.0050.000000T0000Z-251113T0000Z/
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-
1054 AM EST Wed Nov 12 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING...

* WHAT...Northwest winds 20 to 25 kt with gusts up to 35 kt and
  waves 5 to 8 ft occurring.

* WHERE...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.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Strong winds will cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ264>267-130400-
/O.CON.KMQT.GL.W.0050.000000T0000Z-251113T0600Z/
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-
1054 AM EST Wed Nov 12 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM EST THURSDAY...

* WHAT...Northwest winds 25 to 30 kt with gusts up to 40 kt and
  waves 7 to 12 ft occurring.

* WHERE...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 and
  Lake Superior from Grand Marais MI to Whitefish Point MI 5NM
  off shore to the US/Canadian border.

* WHEN...Until 1 AM EST Thursday.

* IMPACTS...Strong winds will cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LMZ248-250-130400-
/O.CON.KMQT.SC.Y.0177.000000T0000Z-251113T1200Z/
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
1054 AM EST Wed Nov 12 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
THURSDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and
  waves 1 to 4 ft occurring.

* WHERE...Seul Choix Point to Point Detour MI and 5NM East of a
  line from Fairport MI to Rock Island Passage.

* WHEN...Until 7 AM EST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LSZ240-130400-
/O.CON.KMQT.SC.Y.0177.000000T0000Z-251113T0600Z/
Saxon Harbor WI to Black River MI-
1054 AM EST Wed Nov 12 2025 /954 AM CST Wed Nov 12 2025/

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
/MIDNIGHT CST/ THURSDAY...

* WHAT...West winds 15 to 20 kt with gusts up to 30 kt and waves
  3 to 5 ft occurring.

* WHERE...Saxon Harbor WI to Black River MI.

* WHEN...Until 1 AM EST /midnight CST/ Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ221-130400-
/O.CON.KMQT.SC.Y.0177.000000T0000Z-251113T1200Z/
Green Bay North of line from Cedar River MI to Rock Island
Passage-
1054 AM EST Wed Nov 12 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
THURSDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and
  waves 1 to 4 ft occurring.

* WHERE...Green Bay North of line from Cedar River MI to Rock
  Island Passage.

* WHEN...Until 7 AM EST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$