789
WHUS73 KMKX 072034
MWWMKX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
234 PM CST SUN DEC 7 2025
LMZ645-646-080300-
/O.EXT.KMKX.SC.Y.0107.000000T0000Z-251208T0300Z/
NORTH POINT LIGHT TO WIND POINT WI-
WIND POINT WI TO WINTHROP HARBOR IL-
234 PM CST SUN DEC 7 2025
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM CST THIS
EVENING...
* WHAT...NORTH WINDS 10 TO 20 KT WITH GUSTS UP TO 25 KT AND WAVES
3 TO 5 FT.
* WHERE...NEARSHORE WATERS FROM NORTH POINT LIGHTHOUSE TO
WINTHROP HARBOR IL.
* WHEN...UNTIL 9 PM CST 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.
LMZ644-080000-
/O.EXT.KMKX.SC.Y.0107.000000T0000Z-251208T0000Z/
PORT WASHINGTON TO NORTH POINT LIGHT WI-
234 PM CST SUN DEC 7 2025
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM CST THIS
EVENING...
* WHAT...NORTH WINDS 10 TO 20 KT AND WAVES 3 TO 5 FT.
* WHERE...NEARSHORE WATERS FROM PORT WASHINGTON TO NORTH POINT
LIGHTHOUSE.
* WHEN...UNTIL 6 PM CST 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.
LMZ261-362-364-366-563-565-567-868-080445-
/O.NEW.KMKX.GL.A.0027.251209T0400Z-251209T1200Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5NM OFFSHORE TO MID
LAKE-
234 PM CST SUN DEC 7 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH LATE MONDAY
NIGHT...
* WHAT...SOUTHWEST WINDS 20 TO 30 KT WITH GUSTS UP TO 35 KT AND
WAVES 9 TO 14 FT POSSIBLE.
* WHERE...NORTHERN OPEN WATERS OF LAKE MICHIGAN.
* WHEN...FROM MONDAY EVENING THROUGH LATE MONDAY NIGHT.
* 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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page