565
WHUS73 KMQT 060828
MWWMQT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MARQUETTE MI
428 AM EDT SAT SEP 6 2025
LSZ241-242-062030-
/O.EXT.KMQT.SC.Y.0143.000000T0000Z-250906T2100Z/
BLACK RIVER TO ONTONAGON MI-
ONTONAGON TO UPPER ENTRANCE OF PORTAGE CANAL MI-
428 AM EDT SAT SEP 6 2025 /328 AM CDT SAT SEP 6 2025/
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 PM EDT /4 PM CDT/
THIS AFTERNOON...
* WHAT...NORTHWEST WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT AND
WAVES 4 TO 7 FT OCCURRING.
* WHERE...BLACK RIVER TO ONTONAGON MI AND ONTONAGON TO UPPER
ENTRANCE OF PORTAGE CANAL MI.
* WHEN...UNTIL 5 PM EDT /4 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.
LSZ246-247-062030-
/O.EXT.KMQT.SC.Y.0143.000000T0000Z-250907T0000Z/
POINT ISABELLE TO LOWER ENTRANCE OF PORTAGE CANAL MI-
LOWER ENTRANCE OF PORTAGE CANAL TO HURON ISLANDS MI INCLUDING
KEWEENAW AND HURON BAYS-
428 AM EDT SAT SEP 6 2025
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
* WHAT...NORTHWEST WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND
WAVES UP TO 3 FT OCCURRING.
* WHERE...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.
LSZ248-062030-
/O.EXT.KMQT.SC.Y.0143.000000T0000Z-250906T2100Z/
HURON ISLANDS TO MARQUETTE MI-
428 AM EDT SAT SEP 6 2025
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 PM EDT THIS
AFTERNOON...
* WHAT...NORTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND
WAVES 3 TO 6 FT OCCURRING.
* WHERE...HURON ISLANDS TO MARQUETTE MI.
* 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.
LSZ249>251-062030-
/O.EXT.KMQT.SC.Y.0143.000000T0000Z-250907T0600Z/
MARQUETTE TO MUNISING MI-MUNISING TO GRAND MARAIS MI-
GRAND MARAIS TO WHITEFISH POINT MI-
428 AM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 AM EDT SUNDAY
* WHAT...NORTHWEST WINDS 10 TO 20 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 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.
LMZ221-248-250-061000-
/O.CON.KMQT.SC.Y.0143.000000T0000Z-250906T1000Z/
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-
428 AM EDT SAT SEP 6 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT EARLY
THIS MORNING...
* WHAT...WEST WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT AND WAVES
1 TO 3 FT OCCURRING.
* 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...UNTIL 6 AM EDT EARLY THIS MORNING.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LSZ240-060930-
/O.CON.KMQT.SC.Y.0143.000000T0000Z-250906T0900Z/
SAXON HARBOR WI TO BLACK RIVER MI-
428 AM EDT SAT SEP 6 2025 /328 AM CDT SAT SEP 6 2025/
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT /4 AM
CDT/ EARLY THIS MORNING...
* WHAT...NORTHWEST WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT AND
WAVES 3 TO 4 FT OCCURRING.
* WHERE...SAXON HARBOR WI TO BLACK RIVER MI.
* WHEN...UNTIL 5 AM EDT /4 AM CDT/ EARLY THIS MORNING.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LSZ243>245-062030-
/O.CON.KMQT.SC.Y.0143.000000T0000Z-250907T0000Z/
UPPER ENTRANCE OF PORTAGE CANAL TO EAGLE RIVER MI-
EAGLE RIVER TO MANITOU ISLAND MI-
MANITOU ISLAND TO POINT ISABELLE MI-
428 AM EDT SAT SEP 6 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
* WHAT...NORTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND
WAVES 6 TO 9 FT OCCURRING.
* WHERE...UPPER ENTRANCE OF PORTAGE CANAL TO EAGLE RIVER MI,
EAGLE RIVER TO MANITOU ISLAND MI AND MANITOU ISLAND TO POINT
ISABELLE MI.
* 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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