523
WHUS73 KMQT 111451
MWWMQT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MARQUETTE MI
1051 AM EDT WED MAR 11 2026
LSZ243-244-120300-
/O.EXT.KMQT.SC.Y.0041.000000T0000Z-260312T1200Z/
UPPER ENTRANCE OF PORTAGE CANAL TO EAGLE RIVER MI-
EAGLE RIVER TO MANITOU ISLAND MI-
1051 AM EDT WED MAR 11 2026
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM EDT THURSDAY
* WHAT...NORTH WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT AND
WAVES 4 TO 7 FT OCCURRING.
* WHERE...UPPER ENTRANCE OF PORTAGE CANAL TO EAGLE RIVER MI AND
EAGLE RIVER TO MANITOU ISLAND MI.
* WHEN...UNTIL 8 AM EDT THURSDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LSZ248-120300-
/O.EXT.KMQT.SC.Y.0041.000000T0000Z-260312T1600Z/
HURON ISLANDS TO MARQUETTE MI-
1051 AM EDT WED MAR 11 2026
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL NOON EDT THURSDAY
* WHAT...NORTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND
WAVES 6 TO 9 FT OCCURRING.
* WHERE...HURON ISLANDS TO MARQUETTE MI.
* WHEN...UNTIL NOON EDT THURSDAY.
* 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>251-120300-
/O.EXT.KMQT.SC.Y.0041.000000T0000Z-260312T1800Z/
MARQUETTE TO MUNISING MI-MUNISING TO GRAND MARAIS MI-
GRAND MARAIS TO WHITEFISH POINT MI-
1051 AM EDT WED MAR 11 2026
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM EDT THURSDAY
* WHAT...NORTH WINDS 20 TO 30 KT WITH GUSTS UP TO 30 KT AND WAVES
6 TO 11 FT OCCURRING.
* WHERE...MARQUETTE TO MUNISING MI, MUNISING TO GRAND MARAIS MI
AND GRAND MARAIS TO WHITEFISH POINT MI.
* WHEN...UNTIL 2 PM EDT THURSDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LMZ248-250-120300-
/O.CON.KMQT.SC.Y.0041.000000T0000Z-260312T0600Z/
SEUL CHOIX POINT TO POINT DETOUR MI-
5NM EAST OF A LINE FROM FAIRPORT MI TO ROCK ISLAND PASSAGE-
1051 AM EDT WED MAR 11 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT
THURSDAY...
* WHAT...NORTH WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND
WAVES 1 TO 4 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 2 AM EDT THURSDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LSZ240-111800-
/O.CON.KMQT.SC.Y.0041.000000T0000Z-260311T1800Z/
SAXON HARBOR WI TO BLACK RIVER MI-
1051 AM EDT WED MAR 11 2026 /951 AM CDT WED MAR 11 2026/
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT /1 PM
CDT/ THIS AFTERNOON...
* WHAT...NORTH WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT AND
WAVES AROUND 4 FT OCCURRING.
* WHERE...SAXON HARBOR WI TO BLACK RIVER MI.
* WHEN...UNTIL 2 PM EDT /1 PM CDT/ 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.
LSZ241-242-120000-
/O.CON.KMQT.SC.Y.0041.000000T0000Z-260312T0000Z/
BLACK RIVER TO ONTONAGON MI-
ONTONAGON TO UPPER ENTRANCE OF PORTAGE CANAL MI-
1051 AM EDT WED MAR 11 2026 /951 AM CDT WED MAR 11 2026/
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT /7 PM
CDT/ THIS EVENING...
* WHAT...NORTH WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT AND
WAVES 3 TO 5 FT OCCURRING.
* WHERE...BLACK RIVER TO ONTONAGON MI AND ONTONAGON TO UPPER
ENTRANCE OF PORTAGE CANAL MI.
* WHEN...UNTIL 8 PM EDT /7 PM CDT/ 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.
LSZ245>247-120000-
/O.CON.KMQT.SC.Y.0041.000000T0000Z-260312T0000Z/
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-
1051 AM EDT WED MAR 11 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
* WHAT...NORTH WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND
WAVES 2 TO 5 FT OCCURRING.
* WHERE...MANITOU ISLAND TO POINT ISABELLE MI, POINT ISABELLE TO
LOWER ENTRANCE OF PORTAGE CANAL MI AND LOWER ENTRANCE OF
PORTAGE CANAL TO HURON ISLANDS MI INCLUDING KEWEENAW AND HURON
BAYS.
* 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.
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