470
WHUS73 KMQT 262341
MWWMQT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MARQUETTE MI
741 PM EDT SUN APR 26 2026
LSZ244-245-271145-
/O.NEW.KMQT.MF.Y.0010.260426T2341Z-260427T0900Z/
/O.CON.KMQT.GL.A.0018.260427T2100Z-260428T2100Z/
EAGLE RIVER TO MANITOU ISLAND MI-
MANITOU ISLAND TO POINT ISABELLE MI-
741 PM EDT SUN APR 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 5 AM EDT MONDAY
...GALE WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY AFTERNOON...
* WHAT...FOR THE DENSE FOG ADVISORY, DENSE FOG WILL REDUCE
VISIBILITY TO LESS THAN ONE NAUTICAL MILE. FOR THE GALE WATCH,
SOUTHEAST WINDS 15 TO 25 KT WITH A FEW GALE FORCE GUSTS UP TO 35
KT POSSIBLE MONDAY EVENING BECOMING WEST WINDS 15 TO 25 KT WITH
GUSTS UP TO 35 KT TUESDAY MORNING; WAVES 7 TO 10 FT POSSIBLE.
* WHERE...EAGLE RIVER TO MANITOU ISLAND MI AND MANITOU ISLAND TO
POINT ISABELLE MI.
* WHEN...FOR THE DENSE FOG ADVISORY, UNTIL 5 AM EDT MONDAY. FOR
THE GALE WATCH, FROM MONDAY AFTERNOON THROUGH TUESDAY
AFTERNOON.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY. LOW VISIBILITY
WILL MAKE NAVIGATION DIFFICULT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.
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.
LSZ248-265-271145-
/O.NEW.KMQT.MF.Y.0010.260426T2341Z-260427T0600Z/
/O.CON.KMQT.GL.A.0018.260427T2100Z-260428T2100Z/
HURON ISLANDS TO MARQUETTE MI-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
741 PM EDT SUN APR 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 2 AM EDT MONDAY
...GALE WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY AFTERNOON...
* WHAT...FOR THE DENSE FOG ADVISORY, DENSE FOG WILL REDUCE
VISIBILITY TO LESS THAN ONE NAUTICAL MILE. FOR THE GALE WATCH,
SOUTHEAST WINDS 15 TO 25 KT WITH A FEW GALE FORCE GUSTS UP TO 35
KT POSSIBLE MONDAY EVENING BECOMING WEST WINDS 20 TO 30 KT WITH
GUSTS UP TO 35 KT TUESDAY MORNING; WAVES 6 TO 9 FT POSSIBLE.
* WHERE...HURON ISLANDS TO MARQUETTE MI AND LAKE SUPERIOR WEST
OF LINE FROM MANITOU ISLAND TO MARQUETTE MI BEYOND 5NM FROM
SHORE.
* WHEN...FOR THE DENSE FOG ADVISORY, UNTIL 2 AM EDT MONDAY. FOR
THE GALE WATCH, FROM MONDAY AFTERNOON THROUGH TUESDAY
AFTERNOON.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY. LOW VISIBILITY
WILL MAKE NAVIGATION DIFFICULT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.
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.
LSZ162-271145-
/O.NEW.KMQT.MF.Y.0010.260427T0300Z-260427T1200Z/
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
741 PM EDT SUN APR 26 2026 /641 PM CDT SUN APR 26 2026/
...DENSE FOG ADVISORY IN EFFECT FROM 11 PM EDT /10 PM CDT/ THIS
EVENING TO 8 AM EDT /7 AM CDT/ MONDAY...
* WHAT...DENSE FOG WILL REDUCE VISIBILITY TO LESS THAN ONE
NAUTICAL MILE.
* WHERE...LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO
GRAND PORTAGE MN BEYOND 5NM.
* WHEN...FROM 11 PM EDT /10 PM CDT/ THIS EVENING TO 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.
LSZ240>243-246-247-270900-
/O.NEW.KMQT.MF.Y.0010.260426T2341Z-260427T0900Z/
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-
POINT ISABELLE TO LOWER ENTRANCE OF PORTAGE CANAL MI-
LOWER ENTRANCE OF PORTAGE CANAL TO HURON ISLANDS MI INCLUDING
KEWEENAW AND HURON BAYS-
741 PM EDT SUN APR 26 2026 /641 PM CDT SUN APR 26 2026/
...DENSE FOG ADVISORY IN EFFECT UNTIL 5 AM EDT /4 AM CDT/
MONDAY...
* WHAT...DENSE FOG WILL REDUCE VISIBILITY TO LESS THAN ONE
NAUTICAL MILE.
* WHERE...PORTIONS OF CENTRAL AND WESTERN LAKE SUPERIOR.
* WHEN...UNTIL 5 AM EDT /4 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.
LSZ263-264-271145-
/O.NEW.KMQT.MF.Y.0010.260426T2341Z-260427T1200Z/
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-
741 PM EDT SUN APR 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EDT MONDAY
* WHAT...DENSE FOG WILL REDUCE VISIBILITY TO LESS THAN ONE
NAUTICAL MILE.
* 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 AND LAKE SUPERIOR FROM
UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU ISLAND MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER.
* WHEN...UNTIL 8 AM EDT 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.
LMZ221-248-250-271145-
/O.CON.KMQT.SC.Y.0074.260427T1500Z-260428T1800Z/
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-
741 PM EDT SUN APR 26 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM MONDAY TO
2 PM EDT TUESDAY...
* WHAT...SOUTHEAST TO SOUTH WINDS 15 TO 25 KT WITH GUSTS UP TO 30
KT MONDAY AND MONDAY NIGHT AND WAVES 3 TO 6 FT EXPECTED.
* WHERE...GREEN BAY NORTH OF LINE FROM CEDAR RIVER MI TO ROCK
ISLAND PASSAGE, SEUL CHOIX POINT TO POINT DETOUR MI AND 5NM
EAST OF A LINE FROM FAIRPORT MI TO ROCK ISLAND PASSAGE.
* WHEN...FROM 11 AM MONDAY TO 2 PM EDT 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.
LSZ251-266-267-271145-
/O.CON.KMQT.GL.A.0018.260427T2100Z-260428T2100Z/
GRAND MARAIS TO WHITEFISH POINT MI-
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-
741 PM EDT SUN APR 26 2026
...GALE WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY AFTERNOON...
* WHAT...SOUTHEAST WINDS 20 TO 30 KT WITH GUSTS UP TO 40 KT AND
WAVES 7 TO 12 FT MONDAY EVENING BECOMING WESTERLY WINDS 20 TO
30 KT WITH GUSTS UP TO 40 KT TUESDAY.
* WHERE...PORTIONS OF CENTRAL, EASTERN AND WESTERN LAKE SUPERIOR.
* WHEN...FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.
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