278
WHUS73 KMQT 231913
MWWMQT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MARQUETTE MI
313 PM EDT FRI OCT 23 2026
LMZ248-250-240715-
/O.CON.KMQT.MF.Y.0036.000000T0000Z-261023T2000Z/
/O.NEW.KMQT.SC.Y.0163.261024T1800Z-261025T0900Z/
SEUL CHOIX POINT TO POINT DETOUR MI-
5NM EAST OF A LINE FROM FAIRPORT MI TO ROCK ISLAND PASSAGE-
313 PM EDT FRI OCT 23 2026
...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT THIS
AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM SATURDAY TO 5 AM EDT
SUNDAY...
* WHAT...FOR THE DENSE FOG ADVISORY, DENSE FOG WILL REDUCE
VISIBILITY TO LESS THAN ONE NAUTICAL MILE. FOR THE SMALL CRAFT
ADVISORY, SOUTH WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT AND
WAVES 3 TO 5 FT EXPECTED.
* WHERE...SEUL CHOIX POINT TO POINT DETOUR MI AND 5NM EAST OF A
LINE FROM FAIRPORT MI TO ROCK ISLAND PASSAGE.
* WHEN...FOR THE DENSE FOG ADVISORY, UNTIL 4 PM EDT THIS
AFTERNOON. FOR THE SMALL CRAFT ADVISORY, FROM 2 PM SATURDAY TO
5 AM EDT SUNDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT. LOW
VISIBILITY WILL MAKE NAVIGATION DIFFICULT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
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.
LMZ221-240715-
/O.NEW.KMQT.SC.Y.0163.261024T1800Z-261025T0600Z/
GREEN BAY NORTH OF LINE FROM CEDAR RIVER MI TO ROCK ISLAND
PASSAGE-
313 PM EDT FRI OCT 23 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM SATURDAY TO 2 AM EDT
SUNDAY...
* WHAT...SOUTH WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND
WAVES 2 TO 4 FT EXPECTED.
* WHERE...GREEN BAY NORTH OF LINE FROM CEDAR RIVER MI TO ROCK
ISLAND PASSAGE.
* WHEN...FROM 2 PM SATURDAY TO 2 AM EDT SUNDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LSZ240-241-240715-
/O.NEW.KMQT.SC.Y.0163.261024T1200Z-261024T2000Z/
SAXON HARBOR WI TO BLACK RIVER MI-BLACK RIVER TO ONTONAGON MI-
313 PM EDT FRI OCT 23 2026 /213 PM CDT FRI OCT 23 2026/
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT /7 AM CDT/ TO
4 PM EDT /3 PM CDT/ SATURDAY...
* WHAT...SOUTH WINDS AROUND 15 KT WITH GUSTS UP TO 30 KT AND
WAVES 1 TO 2 FT EXPECTED.
* WHERE...SAXON HARBOR WI TO BLACK RIVER MI AND BLACK RIVER TO
ONTONAGON MI.
* WHEN...FROM 8 AM EDT /7 AM CDT/ TO 4 PM EDT /3 PM CDT/
SATURDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LSZ242>244-240715-
/O.NEW.KMQT.SC.Y.0163.261024T1400Z-261024T2100Z/
ONTONAGON TO UPPER ENTRANCE OF PORTAGE CANAL MI-
UPPER ENTRANCE OF PORTAGE CANAL TO EAGLE RIVER MI-
EAGLE RIVER TO MANITOU ISLAND MI-
313 PM EDT FRI OCT 23 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM TO 5 PM EDT
SATURDAY...
* WHAT...SOUTH WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT AND
WAVES 1 TO 3 FT EXPECTED.
* WHERE...ONTONAGON TO UPPER ENTRANCE OF PORTAGE CANAL MI, UPPER
ENTRANCE OF PORTAGE CANAL TO EAGLE RIVER MI AND EAGLE RIVER TO
MANITOU ISLAND MI.
* WHEN...FROM 10 AM TO 5 PM EDT SATURDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LSZ245-246-240715-
/O.NEW.KMQT.SC.Y.0163.261024T1200Z-261025T0000Z/
MANITOU ISLAND TO POINT ISABELLE MI-
POINT ISABELLE TO LOWER ENTRANCE OF PORTAGE CANAL MI-
313 PM EDT FRI OCT 23 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 8 PM EDT
SATURDAY...
* WHAT...SOUTH WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND
WAVES 2 TO 5 FT EXPECTED.
* WHERE...MANITOU ISLAND TO POINT ISABELLE MI AND POINT ISABELLE
TO LOWER ENTRANCE OF PORTAGE CANAL MI.
* WHEN...FROM 8 AM TO 8 PM EDT SATURDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LSZ247-248-240715-
/O.NEW.KMQT.SC.Y.0163.261024T1200Z-261025T0000Z/
LOWER ENTRANCE OF PORTAGE CANAL TO HURON ISLANDS MI INCLUDING
KEWEENAW AND HURON BAYS-HURON ISLANDS TO MARQUETTE MI-
313 PM EDT FRI OCT 23 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 8 PM EDT
SATURDAY...
* WHAT...SOUTH 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 AND HURON ISLANDS TO
MARQUETTE MI.
* WHEN...FROM 8 AM TO 8 PM EDT SATURDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LSZ249-250-240715-
/O.NEW.KMQT.SC.Y.0163.261024T1200Z-261025T0300Z/
MARQUETTE TO MUNISING MI-MUNISING TO GRAND MARAIS MI-
313 PM EDT FRI OCT 23 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 11 PM EDT
SATURDAY...
* WHAT...SOUTH WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND
WAVES 1 TO 3 FT EXPECTED.
* WHERE...MARQUETTE TO MUNISING MI AND MUNISING TO GRAND MARAIS
MI.
* WHEN...FROM 8 AM TO 11 PM EDT SATURDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LSZ251-240715-
/O.NEW.KMQT.SC.Y.0163.261024T1500Z-261025T0600Z/
GRAND MARAIS TO WHITEFISH POINT MI-
313 PM EDT FRI OCT 23 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM SATURDAY TO 2 AM EDT
SUNDAY...
* WHAT...SOUTH WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT AND
WAVES 1 TO 3 FT EXPECTED.
* WHERE...GRAND MARAIS TO WHITEFISH POINT MI.
* WHEN...FROM 11 AM SATURDAY TO 2 AM EDT SUNDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
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