031
FZUS63 KMKX 070858
GLFLM
OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
258 AM CST SAT FEB 7 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
NORTHWEST WINDS WILL CONTINUE TO DIMINISH THIS MORNING AS HIGH
PRESSURE OF 30.5 INCHES BUILDS IN FROM THE NORTHWEST. A HEAVY
FREEZING SPRAY WARNING REMAINS IN EFFECT FOR THE NORTHERN TWO
THIRDS OF THE OPEN WATERS THROUGH EARLY THIS MORNING DUE TO
CONTINUED NORTHWEST WINDS, HIGH WAVES, AND VERY COLD TEMPERATURES.
WINDS WILL BECOME LIGHT TODAY AS HIGH PRESSURE PASSES OVERHEAD.
AS HIGH PRESSURE MOVES INTO THE OHIO RIVER VALLEY TONIGHT, WINDS
TURN SOUTHERLY AND INCREASE HEADING INTO SUNDAY MORNING. LIGHT TO
MODERATE SOUTHERLY WINDS ARE EXPECTED THROUGH AT LEAST MONDAY
NIGHT AS LOW PRESSURE OF 29.8 INCHES APPROACHES FROM THE WEST. AS
LOW PRESSURE MOVES OVER NORTHERN WISCONSIN, EXPECT LIGHT WINDS
MONDAY NIGHT, THEN BREEZY NORTHWEST WINDS AS IT DEPARTS ON
TUESDAY. NORTHWEST WINDS CONTINUE THROUGH WEDNESDAY.
LMZ261-362-364-366-563-565-567-868-071615-
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-
258 AM CST SAT FEB 7 2026
SHEBOYGAN WI TO PENTWATER MI NORTH...
...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 6 AM CST EARLY
THIS MORNING...
TODAY
NORTH WINDS 15 TO 25 KT BECOMING NORTHWEST 10 TO 15 KT.
SLIGHT CHANCE OF SNOW SHOWERS. WAVES 5 TO 8 FT OCCASIONALLY TO
10 FT SUBSIDING TO 2 TO 4 FT.
TONIGHT
NORTHWEST WINDS 5 TO 10 KT BACKING TO SOUTHEAST.
SLIGHT CHANCE OF SNOW SHOWERS IN THE EVENING, THEN CHANCE OF SNOW
SHOWERS OVERNIGHT. WAVES 1 TO 3 FT SUBSIDING TO 1 TO 2 FT.
SUNDAY
SOUTHEAST WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT.
WAVES 1 TO 3 FT BUILDING TO 3 TO 5 FT.
SUNDAY NIGHT
SOUTH WINDS 10 TO 20 KT. WAVES 3 TO 5 FT BUILDING
TO 4 TO 6 FT OCCASIONALLY TO 8 FT.
MONDAY
SOUTH WINDS 10 TO 20 KT BECOMING SOUTHWEST. WAVES 4 TO
6 FT OCCASIONALLY TO 8 FT.
MONDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH. WAVES
3 TO 5 FT SUBSIDING TO 1 TO 3 FT.
TUESDAY
WEST WINDS 10 TO 15 KT BECOMING NORTHWEST. WAVES 2 TO
4 FT.
WEDNESDAY
NORTHWEST WINDS 10 TO 20 KT. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT.
LMZ669-671-673-675-870-872-874-876-071615-
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 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-
258 AM CST SAT FEB 7 2026
SHEBOYGAN WI TO PENTWATER MI SOUTH TO WINTHROP HARBOR IL TO SOUTH
HAVEN MI...
...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 6 AM CST EARLY
THIS MORNING...
TODAY
NORTH WINDS 15 TO 25 KT BECOMING NORTHWEST 10 TO 15 KT.
FREEZING SPRAY THIS MORNING. SLIGHT CHANCE OF SNOW SHOWERS THIS
MORNING. WAVES 6 TO 9 FT OCCASIONALLY TO 12 FT SUBSIDING TO 3 TO
5 FT.
TONIGHT
WEST WINDS 5 TO 10 KT BACKING TO SOUTHEAST LATE IN THE
EVENING, THEN BECOMING SOUTH AFTER MIDNIGHT INCREASING TO 10 TO
15 KT LATE. SLIGHT CHANCE OF SNOW SHOWERS IN THE EVENING, THEN
CHANCE OF SNOW SHOWERS OVERNIGHT. WAVES 2 TO 4 FT SUBSIDING TO
1 TO 3 FT.
SUNDAY
SOUTHEAST WINDS 10 TO 20 KT. WAVES 3 TO 5 FT.
SUNDAY NIGHT
SOUTH WINDS 10 TO 20 KT. WAVES 3 TO 5 FT.
MONDAY
SOUTH WINDS 10 TO 20 KT BECOMING SOUTHWEST. WAVES 3 TO
5 FT.
MONDAY NIGHT
SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH 10 TO
15 KT. WAVES 3 TO 5 FT SUBSIDING TO 2 TO 4 FT.
TUESDAY
WEST WINDS 10 TO 15 KT BECOMING NORTHWEST. WAVES 2 TO
4 FT.
WEDNESDAY
NORTHWEST WINDS 15 TO 25 KT DIMINISHING TO 10 TO
20 KT. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
LMZ080-777-779-878-071615-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 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 ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
258 AM CST SAT FEB 7 2026
WINTHROP HARBOR IL TO SOUTH HAVEN MI SOUTH...
TODAY
NORTH WINDS 10 TO 20 KT BECOMING NORTHWEST 5 TO 10 KT.
FREEZING SPRAY THIS MORNING. SLIGHT CHANCE OF SNOW SHOWERS THIS
MORNING. WAVES 6 TO 9 FT OCCASIONALLY TO 12 FT SUBSIDING TO 3 TO
5 FT.
TONIGHT
SOUTHWEST WINDS 5 TO 10 KT BECOMING SOUTH LATE IN THE
EVENING, THEN BECOMING SOUTH 5 TO 10 KT AFTER MIDNIGHT INCREASING
TO 10 TO 15 KT LATE. CHANCE OF SNOW SHOWERS OVERNIGHT. WAVES 2 TO
4 FT SUBSIDING TO 1 TO 3 FT.
SUNDAY
SOUTH WINDS 10 TO 15 KT BECOMING SOUTHEAST. WAVES 2 TO
4 FT.
SUNDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KT BECOMING SOUTH. WAVES
1 TO 3 FT.
MONDAY
SOUTH WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT.
WAVES 1 TO 3 FT.
MONDAY NIGHT
SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
TUESDAY
SOUTHWEST WINDS 10 TO 15 KT BECOMING WEST. WAVES 2 TO
4 FT.
WEDNESDAY
NORTHWEST WINDS 10 TO 20 KT BECOMING NORTH. WAVES
4 TO 7 FT OCCASIONALLY TO 9 FT.
LMZ761-071615-
MAFOR 0711/
MICHIGAN NORTH 11832 11820 11720 11710 12700 11307 11300. WAVES 5
TO 8 FEET SUBSIDING TO 1 TO 3 FEET TODAY. WAVES 2 FEET OR LESS
TONIGHT. WAVE HEIGHTS ARE FOR ICE FREE AREAS.
MICHIGAN SOUTH 11830 11820 12710 11600 12400 11410. A CHANCE OF
SNOW SHOWERS OVERNIGHT. WAVES 5 TO 9 FEET SUBSIDING TO 2 TO 4
FEET TODAY. WAVES 1 TO 3 FEET TONIGHT.
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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