786
WHUS73 KMKX 130645
MWWMKX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
145 AM CDT FRI MAR 13 2026
LMZ261-362-364-366-563-565-567-868-131445-
/O.CON.KMKX.GL.W.0015.000000T0000Z-260314T0300Z/
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-
145 AM CDT FRI MAR 13 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING
* WHAT...WEST WINDS 25 TO 35 KT WITH GUSTS UP TO 45 KT AND WAVES
13 TO 18 FT EXPECTED.
* WHERE...NORTHERN OPEN WATERS OF LAKE MICHIGAN.
* WHEN...UNTIL 10 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 SEVERE CONDITIONS.
LMZ080-643>646-669-671-673-675-777-779-870-872-874-876-878-131445-
/O.CON.KMKX.SR.W.0001.000000T0000Z-260314T0300Z/
LAKE MICHIGAN MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM OFFSHORE TO
MID-LINE OF LAKE.-SHEBOYGAN TO PORT WASHINGTON WI-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
NORTH POINT LIGHT TO WIND POINT WI-
WIND POINT WI TO WINTHROP HARBOR IL-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR TO MICHIGAN CITY IN 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST JOSEPH TO SOUTH HAVEN MI 5NM OFFSHORE TO
MID LAKE-
145 AM CDT FRI MAR 13 2026
..STORM WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING
* WHAT...WEST WINDS 25 TO 35 KT WITH GUSTS UP TO 50 KT AND WAVES
12 TO 17 FT EXPECTED.
* WHERE...SOUTHERN OPEN WATERS OF LAKE MICHIGAN, AND NEARSHORE
WATERS FROM SHEBOYGAN TO WINTHROP HARBOR IL.
* WHEN...UNTIL 10 PM CDT THIS EVENING.
* IMPACTS...VERY STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH
COULD CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD REMAIN IN PORT, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR SEVERE CONDITIONS.
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