Marine Weather Message
Issued by NWS Marquette, MI

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095
WHUS73 KMQT 010911
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
411 AM EST Mon Dec 1 2025

LSZ243-244-012115-
/O.EXT.KMQT.SC.Y.0189.000000T0000Z-251202T1200Z/
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
411 AM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EST TUESDAY...

* WHAT...Southwest 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 7 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.

&&

$$

LSZ245-246-012115-
/O.EXT.KMQT.SC.Y.0190.251201T1100Z-251202T0600Z/
Manitou Island to Point Isabelle MI-
Point Isabelle to Lower Entrance of Portage Canal MI-
411 AM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 AM EST TUESDAY...

* 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...Until 1 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.

&&

$$

LSZ247-012115-
/O.EXT.KMQT.SC.Y.0190.251201T1200Z-251202T0600Z/
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
411 AM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 AM EST TUESDAY...

* 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...Until 1 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.

&&

$$

LSZ250-012115-
/O.EXT.KMQT.SC.Y.0189.000000T0000Z-251202T0000Z/
Munising to Grand Marais MI-
411 AM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM EST THIS
EVENING...

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

* WHERE...Munising to Grand Marais MI.

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ251-012115-
/O.EXT.KMQT.SC.Y.0189.000000T0000Z-251202T0000Z/
Grand Marais to Whitefish Point MI-
411 AM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM EST THIS
EVENING...

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

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

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ241-242-012100-
/O.CON.KMQT.SC.Y.0189.000000T0000Z-251201T2100Z/
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
411 AM EST Mon Dec 1 2025 /311 AM CST Mon Dec 1 2025/

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

* WHAT...Southwest winds 15 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/ this afternoon.

* 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-
411 AM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS
MORNING...

* WHAT...West winds 10 to 15 kt with gusts up to 20 kt and waves
  2 to 5 ft occurring.

* WHERE...Marquette to Munising MI.

* WHEN...Until 7 AM EST this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$