075
FZUS63 KMKX 131418
GLFLM
OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
918 AM CDT SAT JUN 13 2026
FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN.
WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS, WHICH
IS THE AVERAGE OF THE HIGHEST 1/3 OF THE WAVE, ALONG WITH THE
AVERAGE HEIGHT OF THE HIGHEST 10% OF THE WAVES WHICH WILL
OCCASIONALLY BE ENCOUNTERED.
SYNOPSIS
LOW PRESSURE AROUND 29.2 INCHES IN THE HUDSON BAY AREA WILL
CONTINUE TO BRING MODEST TO BREEZY SOUTHWEST WINDS TO LAKE
MICHIGAN TODAY. A COLD FRONT WILL MOVE NORTH TO SOUTH ACROSS THE
LAKE THIS EVENING INTO TONIGHT, WITH A WIND SHIFT TO NORTHWEST.
LIGHT SOUTHWEST WINDS WILL RETURN ON MONDAY BEFORE LOW PRESSURE
DEVELOPS IN THE NORTHERN GREAT PLAINS AND BRINGS GUSTY SOUTH WINDS
TO THE LAKE FOR TUESDAY AND WEDNESDAY. WINDS MAY BECOME HIGHER
LATER WEDNESDAY INTO WEDNESDAY NIGHT AS LOW PRESSURE MOVES THROUGH
THE AREA. A FEW GALES ARE POSSIBLE. WINDS THEN SHIFT TO THE
NORTHWEST AS LOW PRESSURE EXITS ON THURSDAY.
LMZ261-362-364-366-563-565-567-868-132130-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
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 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
918 AM CDT SAT JUN 13 2026
SHEBOYGAN WI TO PENTWATER MI NORTH...
REST OF TODAY
SOUTHWEST WINDS TO 30 KT. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 3 TO 5 FT.
TONIGHT
WEST WINDS 10 TO 20 KT BECOMING NORTHWEST 10 TO 15 KT.
SLIGHT CHANCE OF SHOWERS IN THE EVENING. WAVES 2 TO 4 FT
SUBSIDING TO 1 TO 3 FT.
SUNDAY
NORTHWEST WINDS 10 TO 20 KT BECOMING WEST 15 TO 25 KT.
WAVES 2 TO 4 FT.
SUNDAY NIGHT
WEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
MONDAY
WEST WINDS 10 TO 20 KT BECOMING SOUTHWEST. WAVES 1 TO
3 FT.
MONDAY NIGHT
SOUTHWEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
TUESDAY
SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH 15 TO
25 KT. WAVES 3 TO 5 FT.
WEDNESDAY
SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH. WAVES
1 TO 3 FT BUILDING TO 2 TO 4 FT.
LMZ080-669-671-673-675-777-779-870-872-874-876-878-132130-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
918 AM CDT SAT JUN 13 2026
SHEBOYGAN WI TO PENTWATER MI SOUTH...
REST OF TODAY
SOUTHWEST WINDS 15 TO 25 KT BECOMING SOUTH TO
30 KT, THEN BECOMING SOUTHWEST 15 TO 25 KT LATE. CHANCE OF
SHOWERS AND THUNDERSTORMS THIS AFTERNOON. WAVES 3 TO 5 FT.
TONIGHT
SOUTHWEST WINDS 10 TO 20 KT VEERING TO NORTHWEST.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FT.
SUNDAY
NORTHWEST WINDS 10 TO 20 KT. CHANCE OF SHOWERS IN THE
MORNING. WAVES 3 TO 5 FT.
SUNDAY NIGHT
WEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
MONDAY
WEST WINDS 10 TO 20 KT BECOMING SOUTHWEST. WAVES 2 TO
4 FT.
MONDAY NIGHT
SOUTHWEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
TUESDAY
SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH TO 30 KT.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 3 TO 5 FT.
WEDNESDAY
SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH 15 TO
25 KT. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 3 TO 5 FT.
LMZ761-132130-
MAFOR 1316/
MICHIGAN NORTH 12540 11630 12810 12710 11720. WAVES 2 TO 4 FEET
BUILDING TO 3 TO 5 FEET THIS AFTERNOON. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET TONIGHT. WAVES 2 FEET OR LESS SUNDAY
MORNING.
MICHIGAN SOUTH 11430 11530 11520 11516 11716 11710 11720 11730. A
CHANCE OF THUNDERSTORMS THIS AFTERNOON AND TONIGHT. WAVES 2 TO 4
FEET BUILDING TO 3 TO 5 FEET, THEN SUBSIDING TO 2 TO 4 FEET THIS
AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET TONIGHT.
WAVES 2 TO 4 FEET SUNDAY MORNING.
MH
EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/MKX/GLFTABLE
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
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