566
WHUS73 KMQT 050254
MWWMQT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MARQUETTE MI
1054 PM EDT THU SEP 4 2025
LSZ240-051500-
/O.NEW.KMQT.SC.Y.0142.250905T0900Z-250905T1200Z/
/O.CON.KMQT.GL.W.0041.250905T1200Z-250906T0300Z/
SAXON HARBOR WI TO BLACK RIVER MI-
1054 PM EDT THU SEP 4 2025 /954 PM CDT THU SEP 4 2025/
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM EDT /4 AM CDT/ TO
8 AM EDT /7 AM CDT/ FRIDAY...
...GALE WARNING REMAINS IN EFFECT FROM 8 AM EDT /7 AM CDT/ TO
11 PM EDT /10 PM CDT/ FRIDAY...
* WHAT...FOR THE SMALL CRAFT ADVISORY, NORTHWEST WINDS 20 TO 25
KT AND WAVES 3 TO 5 FT EXPECTED. FOR THE GALE WARNING, WEST
WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT AND WAVES 4 TO 7 FT
EXPECTED.
* WHERE...SAXON HARBOR WI TO BLACK RIVER MI.
* WHEN...FOR THE SMALL CRAFT ADVISORY, FROM 5 AM EDT /4 AM CDT/
TO 8 AM EDT /7 AM CDT/ FRIDAY. FOR THE GALE WARNING, FROM 8 AM
EDT /7 AM CDT/ TO 11 PM EDT /10 PM CDT/ FRIDAY.
* 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.
LSZ242-243-051500-
/O.CON.KMQT.SC.Y.0140.000000T0000Z-250905T0600Z/
/O.CON.KMQT.GL.W.0041.250905T1200Z-250906T0300Z/
ONTONAGON TO UPPER ENTRANCE OF PORTAGE CANAL MI-
UPPER ENTRANCE OF PORTAGE CANAL TO EAGLE RIVER MI-
1054 PM EDT THU SEP 4 2025
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT FRIDAY
..GALE WARNING REMAINS IN EFFECT FROM 8 AM TO 11 PM EDT FRIDAY
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS 10 TO 15
KT WITH GUSTS UP TO 20 KT AND WAVES 3 TO 5 FT OCCURRING. FOR
THE GALE WARNING, WEST WINDS 20 TO 25 KT WITH GUSTS UP TO 35
KT AND WAVES 6 TO 11 FT EXPECTED.
* WHERE...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 2 AM EDT FRIDAY.
FOR THE GALE WARNING, FROM 8 AM TO 11 PM EDT FRIDAY.
* 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.
LSZ244-051500-
/O.CON.KMQT.SC.Y.0140.000000T0000Z-250905T0600Z/
/O.CON.KMQT.GL.W.0041.250905T1200Z-250906T0300Z/
EAGLE RIVER TO MANITOU ISLAND MI-
1054 PM EDT THU SEP 4 2025
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT FRIDAY
..GALE WARNING REMAINS IN EFFECT FROM 8 AM TO 11 PM EDT FRIDAY
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS 10 TO 15
KT WITH GUSTS UP TO 20 KT AND WAVES 3 TO 5 FT OCCURRING. FOR
THE GALE WARNING, NORTHWEST WINDS 20 TO 25 KT WITH GUSTS UP TO
35 KT AND WAVES 7 TO 10 FT EXPECTED.
* WHERE...EAGLE RIVER TO MANITOU ISLAND MI.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 2 AM EDT FRIDAY.
FOR THE GALE WARNING, FROM 8 AM TO 11 PM EDT FRIDAY.
* 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.
LMZ248-250-051500-
/O.CON.KMQT.SC.Y.0141.000000T0000Z-250905T0600Z/
/O.CON.KMQT.GL.W.0041.250905T0600Z-250905T1500Z/
SEUL CHOIX POINT TO POINT DETOUR MI-
5NM EAST OF A LINE FROM FAIRPORT MI TO ROCK ISLAND PASSAGE-
1054 PM EDT THU SEP 4 2025
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT FRIDAY
..GALE WARNING REMAINS IN EFFECT FROM 2 AM TO 11 AM EDT FRIDAY
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS 15 TO 20
KT WITH GUSTS UP TO 25 KT AND WAVES 2 TO 5 FT OCCURRING. FOR
THE GALE WARNING, SOUTHWEST WINDS 20 TO 30 KT WITH GUSTS UP TO
40 KT AND WAVES 6 TO 11 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 SMALL CRAFT ADVISORY, UNTIL 2 AM EDT FRIDAY.
FOR THE GALE WARNING, FROM 2 AM TO 11 AM EDT FRIDAY.
* 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.
LSZ251-051500-
/O.CON.KMQT.SC.Y.0140.000000T0000Z-250905T0600Z/
/O.CON.KMQT.GL.W.0041.250905T1200Z-250906T0300Z/
GRAND MARAIS TO WHITEFISH POINT MI-
1054 PM EDT THU SEP 4 2025
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT FRIDAY
..GALE WARNING REMAINS IN EFFECT FROM 8 AM TO 11 PM EDT FRIDAY
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS 10 TO 15
KT WITH GUSTS UP TO 20 KT AND WAVES 3 TO 5 FT OCCURRING. FOR
THE GALE WARNING, WEST WINDS 15 TO 25 KT WITH GUSTS UP TO 35
KT AND WAVES 6 TO 11 FT EXPECTED.
* WHERE...GRAND MARAIS TO WHITEFISH POINT MI.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 2 AM EDT FRIDAY.
FOR THE GALE WARNING, FROM 8 AM TO 11 PM EDT FRIDAY.
* 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.
LMZ221-051500-
/O.CON.KMQT.GL.W.0041.250905T0600Z-250905T1500Z/
GREEN BAY NORTH OF LINE FROM CEDAR RIVER MI TO ROCK ISLAND
PASSAGE-
1054 PM EDT THU SEP 4 2025
..GALE WARNING REMAINS IN EFFECT FROM 2 AM TO 11 AM EDT FRIDAY
* WHAT...SOUTHWEST WINDS 20 TO 30 KT WITH GUSTS UP TO 40 KT AND
WAVES 5 TO 8 FT EXPECTED.
* WHERE...GREEN BAY NORTH OF LINE FROM CEDAR RIVER MI TO ROCK
ISLAND PASSAGE.
* WHEN...FROM 2 AM TO 11 AM EDT FRIDAY.
* 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.
LSZ241-245>248-263>265-051500-
/O.CON.KMQT.GL.W.0041.250905T1200Z-250906T0300Z/
BLACK RIVER TO ONTONAGON MI-MANITOU ISLAND TO POINT ISABELLE MI-
POINT ISABELLE TO LOWER ENTRANCE OF PORTAGE CANAL MI-
LOWER ENTRANCE OF PORTAGE CANAL TO HURON ISLANDS MI INCLUDING
KEWEENAW AND HURON BAYS-HURON ISLANDS TO MARQUETTE MI-
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-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
1054 PM EDT THU SEP 4 2025 /954 PM CDT THU SEP 4 2025/
...GALE WARNING REMAINS IN EFFECT FROM 8 AM EDT /7 AM CDT/ TO
11 PM EDT /10 PM CDT/ FRIDAY...
* WHAT...WEST WINDS 20 TO 30 KT WITH GUSTS UP TO 35 KT AND WAVES
6 TO 9 FT EXPECTED.
* WHERE...PORTIONS OF CENTRAL AND WESTERN LAKE SUPERIOR.
* WHEN...FROM 8 AM EDT /7 AM CDT/ TO 11 PM EDT /10 PM CDT/
FRIDAY.
* 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.
LSZ249-250-266-051500-
/O.CON.KMQT.GL.W.0041.250905T1200Z-250906T0300Z/
MARQUETTE TO MUNISING MI-MUNISING TO GRAND MARAIS 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-
1054 PM EDT THU SEP 4 2025
..GALE WARNING REMAINS IN EFFECT FROM 8 AM TO 11 PM EDT FRIDAY
* WHAT...WEST WINDS 20 TO 30 KT WITH GUSTS UP TO 35 KT AND WAVES
6 TO 11 FT EXPECTED.
* WHERE...MARQUETTE TO MUNISING MI, MUNISING TO GRAND MARAIS MI
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...FROM 8 AM TO 11 PM EDT FRIDAY.
* 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.
LSZ267-051500-
/O.CON.KMQT.GL.W.0041.250905T1200Z-250906T0300Z/
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
1054 PM EDT THU SEP 4 2025
..GALE WARNING REMAINS IN EFFECT FROM 8 AM TO 11 PM EDT FRIDAY
* WHAT...WEST WINDS 20 TO 30 KT WITH GUSTS UP TO 35 KT AND WAVES
7 TO 12 FT EXPECTED.
* WHERE...LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT
MI 5NM OFF SHORE TO THE US/CANADIAN BORDER.
* WHEN...FROM 8 AM TO 11 PM EDT FRIDAY.
* 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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