Marine Weather Message
Issued by NWS Marquette, MI

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526
WHUS73 KMQT 010245
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
945 PM EST Sun Nov 30 2025

LMZ221-248-250-010345-
/O.EXP.KMQT.SC.Y.0189.000000T0000Z-251201T0300Z/
Green Bay North of line from Cedar River MI to Rock Island
Passage-Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
945 PM EST Sun Nov 30 2025

...SMALL CRAFT ADVISORY WILL EXPIRE AT 10 PM EST THIS EVENING...

Wind gusts and wave heights are falling below advisory criteria,
so the advisory will expire.

$$

LSZ241-242-011445-
/O.CON.KMQT.SC.Y.0189.000000T0000Z-251201T2100Z/
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
945 PM EST Sun Nov 30 2025 /845 PM CST Sun Nov 30 2025/

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST /3 PM
CST/ MONDAY...

* WHAT...West winds 10 to 20 kt with gusts up to 30 kt and waves
  3 to 6 ft occurring.

* WHERE...Black River to Ontonagon MI and Ontonagon to Upper
  Entrance of Portage Canal MI.

* WHEN...Until 4 PM EST /3 PM CST/ Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ243-244-011445-
/O.CON.KMQT.SC.Y.0189.000000T0000Z-251202T1000Z/
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
945 PM EST Sun Nov 30 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
TUESDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves
  5 to 8 ft occurring.

* WHERE...Upper Entrance of Portage Canal to Eagle River MI and
  Eagle River to Manitou Island MI.

* WHEN...Until 5 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ245-246-011445-
/O.CON.KMQT.SC.Y.0190.251201T1100Z-251202T0000Z/
Manitou Island to Point Isabelle MI-
Point Isabelle to Lower Entrance of Portage Canal MI-
945 PM EST Sun Nov 30 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM TO 7 PM EST
MONDAY...

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

* WHERE...Manitou Island to Point Isabelle MI and Point Isabelle
  to Lower Entrance of Portage Canal MI.

* WHEN...From 6 AM to 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ248-010600-
/O.CON.KMQT.SC.Y.0189.000000T0000Z-251201T0600Z/
Huron Islands to Marquette MI-
945 PM EST Sun Nov 30 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST MONDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and
  waves 3 to 6 ft occurring.

* WHERE...Huron Islands to Marquette MI.

* WHEN...Until 1 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ247-011445-
/O.CON.KMQT.SC.Y.0190.251201T1200Z-251201T2100Z/
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
945 PM EST Sun Nov 30 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM TO 4 PM EST
MONDAY...

* WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and
  waves 1 to 3 ft expected.

* WHERE...Lower Entrance of Portage Canal To Huron Islands MI
  Including Keweenaw and Huron Bays.

* WHEN...From 7 AM to 4 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ249-011200-
/O.CON.KMQT.SC.Y.0189.000000T0000Z-251201T1200Z/
Marquette to Munising MI-
945 PM EST Sun Nov 30 2025

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

* WHAT...West winds 10 to 20 kt with gusts up to 30 kt and waves
  6 to 9 ft occurring.

* WHERE...Marquette to Munising MI.

* WHEN...Until 7 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ250-011445-
/O.CON.KMQT.SC.Y.0189.000000T0000Z-251201T1800Z/
Munising to Grand Marais MI-
945 PM EST Sun Nov 30 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves
  6 to 9 ft occurring.

* WHERE...Munising to Grand Marais MI.

* WHEN...Until 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ251-011445-
/O.CON.KMQT.SC.Y.0189.000000T0000Z-251201T1800Z/
Grand Marais to Whitefish Point MI-
945 PM EST Sun Nov 30 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...West winds 10 to 20 kt with gusts up to 30 kt and waves
  6 to 9 ft occurring.

* WHERE...Grand Marais to Whitefish Point MI.

* WHEN...Until 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$