829
FZUS63 KMKX 071336
GLFLM
OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
836 AM CDT WED MAY 7 2025
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
A BACK DOOR COLD FRONT WILL BRING INCREASING NORTHERLY WINDS FROM
NORTH TO SOUTH ACROSS THE LAKE THIS MORNING. NORTH TO NORTHEAST
GUSTS OF 20 TO 30 KNOTS ARE LIKELY, AS HIGH PRESSURE OF 30.4
INCHES CENTERED JUST SOUTH OF HUDSON BAY BUILDS SOUTHWARD TOWARDS
THE AREA. THE HIGHEST GUSTS ARE EXPECTED TO BE OVER CENTRAL AND
SOUTHERN PORTIONS OF THE LAKE. WINDS WILL BE A LITTLE LIGHTER
TONIGHT INTO THURSDAY, BUT WILL REMAIN ON THE BREEZY SIDE AS THE
HIGH GRADUALLY SLIDES SOUTHEASTWARD. LIGHT WINDS ARE THEN EXPECTED
FRIDAY AS THE HIGH OF 30.3 INCHES MOVES OVERHEAD.
LMZ261-362-364-366-563-565-567-868-072115-
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-
836 AM CDT WED MAY 7 2025
SHEBOYGAN WI TO PENTWATER MI NORTH...
REST OF TODAY
NORTH WINDS 15 TO 25 KT INCREASING TO 30 KT.
WAVES 2 TO 4 FT BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT.
TONIGHT
NORTH WINDS TO 30 KT BECOMING NORTHEAST 15 TO 25 KT.
WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT SUBSIDING TO 4 TO 6 FT
OCCASIONALLY TO 8 FT.
THURSDAY
NORTHEAST WINDS 10 TO 20 KT INCREASING TO 15 TO
25 KT. WAVES 3 TO 5 FT.
THURSDAY NIGHT
NORTHEAST WINDS 10 TO 20 KT DIMINISHING TO 5 TO
10 KT OVERNIGHT. WAVES 3 TO 5 FT SUBSIDING TO 1 TO 3 FT.
FRIDAY
WEST WINDS 5 TO 10 KT BECOMING SOUTHWEST IN THE
AFTERNOON. WAVES 1 TO 2 FT.
FRIDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
SATURDAY
NORTHWEST WINDS 10 TO 15 KT BECOMING NORTH 10 TO
20 KT. WAVES 1 TO 3 FT.
SUNDAY
SOUTHEAST WINDS 10 TO 15 KT BECOMING SOUTHWEST 10 TO
20 KT. WAVES 1 TO 2 FT.
LMZ080-669-671-673-675-777-779-870-872-874-876-878-072115-
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-
836 AM CDT WED MAY 7 2025
SHEBOYGAN WI TO PENTWATER MI SOUTH...
REST OF TODAY
NORTH WINDS 10 TO 20 KT INCREASING TO 30 KT.
WAVES 1 TO 2 FT BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT.
TONIGHT
NORTH WINDS TO 30 KT BECOMING NORTHEAST. WAVES 6 TO
9 FT OCCASIONALLY TO 12 FT SUBSIDING TO 4 TO 7 FT OCCASIONALLY TO
9 FT.
THURSDAY
NORTHEAST WINDS 15 TO 25 KT BECOMING NORTH. WAVES
4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 3 TO 5 FT.
THURSDAY NIGHT
NORTHEAST WINDS 10 TO 20 KT BECOMING EAST 10 TO
15 KT. WAVES 3 TO 5 FT SUBSIDING TO 2 TO 4 FT.
FRIDAY
NORTHEAST WINDS 5 TO 10 KT BECOMING NORTH 10 TO 15 KT.
WAVES 1 TO 3 FT SUBSIDING TO 1 TO 2 FT.
FRIDAY NIGHT
WEST WINDS 10 TO 15 KT BECOMING SOUTHWEST 5 TO
10 KT. WAVES 1 TO 2 FT.
SATURDAY
WEST WINDS 10 TO 15 KT VEERING TO NORTH 10 TO 20 KT.
WAVES 1 TO 3 FT.
SUNDAY
EAST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
LMZ761-072115-
MAFOR 0716/
MICHIGAN NORTH 14840 11140 11130 11120 11110. WAVES 3 TO 5 FEET
BUILDING TO 4 TO 7 FEET THIS AFTERNOON. WAVES 4 TO 7 FEET
SUBSIDING TO 3 TO 6 FEET TONIGHT. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 3 FEET THURSDAY MORNING.
MICHIGAN SOUTH 14840 11140 12130 11120. WAVES 2 TO 4 FEET
BUILDING TO 5 TO 8 FEET THIS AFTERNOON. WAVES 5 TO 8 FEET
SUBSIDING TO 3 TO 6 FEET TONIGHT. WAVES 3 TO 6 FEET THURSDAY
MORNING.
KUROSKI
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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