943
WHUS73 KMQT 151036
MWWMQT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MARQUETTE MI
636 AM EDT TUE SEP 15 2026
LMZ221-152100-
/O.CAN.KMQT.GL.W.0044.000000T0000Z-260915T1200Z/
/O.EXB.KMQT.SC.Y.0135.000000T0000Z-260915T2100Z/
GREEN BAY NORTH OF LINE FROM CEDAR RIVER MI TO ROCK ISLAND
PASSAGE-
636 AM EDT TUE SEP 15 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON
..GALE WARNING IS CANCELLED
* WHAT...SOUTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 35 KT AND
WAVES 3 TO 6 FT OCCURRING.
* WHERE...GREEN BAY NORTH OF LINE FROM CEDAR RIVER MI TO ROCK
ISLAND PASSAGE.
* WHEN...UNTIL 5 PM EDT 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.
LMZ248-250-152245-
/O.CAN.KMQT.GL.W.0044.000000T0000Z-260915T1200Z/
/O.EXB.KMQT.SC.Y.0135.000000T0000Z-260916T0000Z/
SEUL CHOIX POINT TO POINT DETOUR MI-
5NM EAST OF A LINE FROM FAIRPORT MI TO ROCK ISLAND PASSAGE-
636 AM EDT TUE SEP 15 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
..GALE WARNING IS CANCELLED
* WHAT...SOUTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 35 KT AND
WAVES 7 TO 10 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 8 PM EDT 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.
LSZ240-152100-
/O.CON.KMQT.SC.Y.0135.000000T0000Z-260915T1200Z/
/O.CON.KMQT.GL.W.0044.260915T1200Z-260915T2100Z/
SAXON HARBOR WI TO BLACK RIVER MI-
636 AM EDT TUE SEP 15 2026 /536 AM CDT TUE SEP 15 2026/
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT /7 AM
CDT/ THIS MORNING...
...GALE WARNING REMAINS IN EFFECT UNTIL 5 PM EDT /4 PM CDT/ THIS
AFTERNOON...
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS AROUND 15
KT WITH GUSTS UP TO 25 KT AND WAVES 1 TO 2 FT OCCURRING. FOR
THE GALE WARNING, WEST WINDS 15 TO 25 KT WITH GUSTS UP TO 35
KT AND WAVES 3 TO 6 FT EXPECTED.
* WHERE...SAXON HARBOR WI TO BLACK RIVER MI.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 8 AM EDT /7 AM CDT/
THIS MORNING. FOR THE GALE WARNING, UNTIL 5 PM EDT /4 PM CDT/
THIS AFTERNOON.
* 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.
LSZ241>243-152245-
/O.CON.KMQT.SC.Y.0135.000000T0000Z-260915T1200Z/
/O.CON.KMQT.GL.W.0044.260915T1200Z-260916T0000Z/
BLACK RIVER TO ONTONAGON MI-
ONTONAGON TO UPPER ENTRANCE OF PORTAGE CANAL MI-
UPPER ENTRANCE OF PORTAGE CANAL TO EAGLE RIVER MI-
636 AM EDT TUE SEP 15 2026 /536 AM CDT TUE SEP 15 2026/
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT /7 AM
CDT/ THIS MORNING...
...GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS
EVENING...
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS 15 TO 20
KT WITH GUSTS UP TO 30 KT AND WAVES 2 TO 4 FT OCCURRING. FOR
THE GALE WARNING, WEST WINDS 25 TO 35 KT WITH GUSTS UP TO 45
KT AND WAVES 7 TO 12 FT EXPECTED.
* WHERE...BLACK RIVER TO ONTONAGON MI, ONTONAGON TO UPPER
ENTRANCE OF PORTAGE CANAL MI AND UPPER ENTRANCE OF PORTAGE
CANAL TO EAGLE RIVER MI.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 8 AM EDT /7 AM CDT/
THIS MORNING. FOR THE GALE WARNING, UNTIL 8 PM EDT /7 PM CDT/
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.
LSZ246-152245-
/O.CON.KMQT.SC.Y.0135.000000T0000Z-260915T1400Z/
/O.CON.KMQT.GL.W.0044.260915T1400Z-260916T0000Z/
POINT ISABELLE TO LOWER ENTRANCE OF PORTAGE CANAL MI-
636 AM EDT TUE SEP 15 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT THIS
MORNING...
...GALE WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM
EDT THIS EVENING...
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS 15 TO 20
KT WITH GUSTS UP TO 30 KT AND WAVES 2 TO 5 FT OCCURRING. FOR
THE GALE WARNING, WEST WINDS 15 TO 25 KT WITH GUSTS UP TO 40
KT AND WAVES 2 TO 5 FT EXPECTED.
* WHERE...POINT ISABELLE TO LOWER ENTRANCE OF PORTAGE CANAL MI.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 10 AM EDT THIS
MORNING. FOR THE GALE WARNING, FROM 10 AM THIS MORNING TO 8 PM
EDT 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.
LSZ247-152245-
/O.CON.KMQT.SC.Y.0135.000000T0000Z-260915T1400Z/
/O.CON.KMQT.GL.W.0044.260915T1400Z-260916T0000Z/
LOWER ENTRANCE OF PORTAGE CANAL TO HURON ISLANDS MI INCLUDING
KEWEENAW AND HURON BAYS-
636 AM EDT TUE SEP 15 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT THIS
MORNING...
...GALE WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM
EDT THIS EVENING...
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS 15 TO 20
KT WITH GUSTS UP TO 30 KT AND WAVES 1 TO 3 FT OCCURRING. FOR
THE GALE WARNING, WEST WINDS 20 TO 30 KT WITH GUSTS UP TO 40
KT AND WAVES 3 TO 6 FT EXPECTED.
* WHERE...LOWER ENTRANCE OF PORTAGE CANAL TO HURON ISLANDS MI
INCLUDING KEWEENAW AND HURON BAYS.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 10 AM EDT THIS
MORNING. FOR THE GALE WARNING, FROM 10 AM THIS MORNING TO 8 PM
EDT 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.
LSZ249-152245-
/O.CON.KMQT.GL.W.0044.000000T0000Z-260915T1200Z/
/O.CON.KMQT.SC.Y.0136.260915T1200Z-260916T0000Z/
MARQUETTE TO MUNISING MI-
636 AM EDT TUE SEP 15 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
* WHAT...FOR THE GALE WARNING, SOUTH WINDS 15 TO 25 KT WITH
GUSTS UP TO 35 KT AND WAVES 2 TO 4 FT OCCURRING. FOR THE SMALL
CRAFT ADVISORY, WEST WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT
AND WAVES 4 TO 7 FT EXPECTED.
* WHERE...MARQUETTE TO MUNISING MI.
* WHEN...FOR THE GALE WARNING, UNTIL 8 AM EDT THIS MORNING. FOR
THE SMALL CRAFT ADVISORY, UNTIL 8 PM EDT 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.
LSZ162-152000-
/O.CON.KMQT.GL.W.0044.260915T1200Z-260915T2000Z/
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
636 AM EDT TUE SEP 15 2026 /536 AM CDT TUE SEP 15 2026/
...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM EDT /3 PM CDT/ THIS
AFTERNOON...
* WHAT...WEST WINDS 20 TO 30 KT WITH GUSTS UP TO 40 KT AND WAVES
6 TO 9 FT EXPECTED.
* WHERE...LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO
GRAND PORTAGE MN BEYOND 5NM.
* WHEN...UNTIL 4 PM EDT /3 PM CDT/ THIS AFTERNOON.
* 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.
LSZ250-152245-
/O.CON.KMQT.GL.W.0044.000000T0000Z-260916T0000Z/
MUNISING TO GRAND MARAIS MI-
636 AM EDT TUE SEP 15 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING
* WHAT...SOUTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 40 KT AND
WAVES 6 TO 9 FT OCCURRING.
* WHERE...MUNISING TO GRAND MARAIS MI.
* WHEN...UNTIL 8 PM EDT 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.
LSZ263-264-152245-
/O.CON.KMQT.GL.W.0044.260915T1200Z-260916T0000Z/
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-
636 AM EDT TUE SEP 15 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING
* WHAT...WEST WINDS 20 TO 30 KT WITH GUSTS UP TO 45 KT AND WAVES
8 TO 13 FT EXPECTED.
* 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 PM EDT 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.
LSZ244-245-248-265-266-152245-
/O.CON.KMQT.GL.W.0044.000000T0000Z-260916T0000Z/
EAGLE RIVER TO MANITOU ISLAND MI-
MANITOU ISLAND TO POINT ISABELLE MI-HURON ISLANDS TO MARQUETTE MI-
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-
636 AM EDT TUE SEP 15 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING
* WHAT...SOUTHWEST WINDS 20 TO 30 KT WITH GUSTS UP TO 40 KT AND
WAVES 6 TO 11 FT OCCURRING.
* WHERE...EAGLE RIVER TO MANITOU ISLAND MI, MANITOU ISLAND TO
POINT ISABELLE MI, HURON ISLANDS TO MARQUETTE MI, LAKE
SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE AND 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.
* WHEN...UNTIL 8 PM EDT 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.
LSZ251-267-151300-
/O.CON.KMQT.GL.W.0044.000000T0000Z-260915T1300Z/
GRAND MARAIS TO WHITEFISH POINT MI-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
636 AM EDT TUE SEP 15 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING
* WHAT...SOUTH WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT AND
WAVES 6 TO 9 FT OCCURRING.
* WHERE...GRAND MARAIS TO WHITEFISH POINT MI AND LAKE SUPERIOR
FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF SHORE TO
THE US/CANADIAN BORDER.
* WHEN...UNTIL 9 AM EDT THIS MORNING.
* 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.
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