652
FZUS63 KMKX 010847
GLFLM
OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
247 AM CST SUN MAR 1 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
MODEST NORTH TO NORTHEAST WINDS TODAY WILL BECOME LIGHT AND
VARIABLE LATER TODAY INTO TONIGHT, AS HIGH PRESSURE AROUND 30.6
INCHES MOVES EAST ACROSS THE GREAT LAKES REGION. BREEZY SOUTH TO
SOUTHEAST WINDS WILL THEN DEVELOP ON MONDAY, IN RESPONSE TO THE
HIGH SHIFTING WELL TO THE EAST AND LOW PRESSURE AROUND 29.6 INCHES
MOVING EAST ACROSS FAR NORTHERN ONTARIO. WINDS WILL SHIFT TO THE
EAST TO NORTHEAST ON TUESDAY, NORTH OF A WARM FRONT DEVELOPING
FROM THE CENTRAL PLAINS INTO CENTRAL INDIANA. THE EAST TO
NORTHEAST WINDS SHOULD LINGER LATER INTO THE WEEK.
LMZ261-362-364-366-563-565-567-868-011630-
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-
247 AM CST SUN MAR 1 2026
SHEBOYGAN WI TO PENTWATER MI NORTH...
TODAY
NORTH WINDS 10 TO 15 KT BECOMING NORTHWEST 5 TO 10 KT.
CHANCE OF SNOW SHOWERS THIS MORNING. WAVES 2 TO 4 FT SUBSIDING TO
1 TO 3 FT.
TONIGHT
NORTH WINDS 5 TO 10 KT BACKING TO SOUTH. WAVES 1 TO
2 FT.
MONDAY
SOUTH WINDS 10 TO 20 KT INCREASING TO 30 KT. WAVES 1 TO
3 FT BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT.
MONDAY NIGHT
SOUTH WINDS 15 TO 25 KT BECOMING SOUTHWEST 10 TO
20 KT. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 3 TO
5 FT.
TUESDAY
SOUTH WINDS 5 TO 10 KT BECOMING EAST. CHANCE OF RAIN
IN THE MORNING. WAVES 1 TO 3 FT.
TUESDAY NIGHT
EAST WINDS 5 TO 10 KT INCREASING TO 10 TO 15 KT.
WAVES 1 TO 2 FT.
WEDNESDAY
EAST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
THURSDAY
NORTHEAST WINDS 10 TO 15 KT BECOMING EAST. CHANCE OF
RAIN. WAVES 1 TO 3 FT.
LMZ080-669-671-673-675-777-779-870-872-874-876-878-011630-
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-
247 AM CST SUN MAR 1 2026
SHEBOYGAN WI TO PENTWATER MI SOUTH...
TODAY
NORTHEAST WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
CHANCE OF SNOW SHOWERS THIS MORNING. WAVES 3 TO 5 FT SUBSIDING TO
2 TO 4 FT.
TONIGHT
NORTHEAST WINDS 10 TO 15 KT VEERING TO SOUTHEAST.
WAVES 1 TO 3 FT.
MONDAY
SOUTHEAST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT BUILDING
TO 4 TO 6 FT OCCASIONALLY TO 8 FT.
MONDAY NIGHT
SOUTHEAST WINDS 10 TO 20 KT DIMINISHING TO 10 TO
15 KT. CHANCE OF RAIN OVERNIGHT. WAVES 3 TO 5 FT SUBSIDING TO
1 TO 3 FT.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KT BECOMING NORTHEAST. RAIN
LIKELY IN THE MORNING, THEN CHANCE OF RAIN IN THE AFTERNOON.
WAVES 1 TO 2 FT.
TUESDAY NIGHT
NORTHEAST WINDS 10 TO 15 KT INCREASING TO 10 TO
20 KT. CHANCE OF RAIN. WAVES 1 TO 2 FT.
WEDNESDAY
EAST WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
CHANCE OF RAIN. WAVES 1 TO 3 FT.
THURSDAY
NORTHEAST WINDS 10 TO 20 KT BECOMING EAST 10 TO
15 KT. CHANCE OF RAIN. WAVES 2 TO 4 FT.
LMZ761-011630-
MAFOR 0111/
MICHIGAN NORTH 12810 11710 11700 11800 12400 11410. A CHANCE OF
SNOW SHOWERS THIS MORNING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3
FEET TODAY. WAVES 1 FOOT OR LESS TONIGHT.
MICHIGAN SOUTH 11120 11110 11810 12110 11210 11200 11310. A
CHANCE OF SNOW SHOWERS THIS MORNING. WAVES 3 TO 5 FEET SUBSIDING
TO 1 TO 3 FEET TODAY. WAVES 1 TO 3 FEET TONIGHT.
WOOD
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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