060
FZUS63 KMKX 301947
GLFLM
OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
247 PM CDT FRI MAY 30 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
MODEST WESTERLY WINDS CONTINUE OVER THE SOUTHERN TWO-THIRDS OF
LAKE MICHIGAN AS A CANADIAN COLD FRONT GRADUALLY PASSES THROUGH
THE LAKE FROM NORTH TO SOUTH FROM NOW THROUGH THE EVENING AND
OVERNIGHT HOURS. THIS IS ASSOCIATED WITH A LOW PRESSURE ON THE
EAST COAST AROUND 29.2 INCHES. WINDS WILL BECOME MORE NORTHERLY
BEHIND THE FRONTAL PASSAGE. SCATTERED THUNDERSTORMS ARE EXPECTED
LATER THIS AFTERNOON AND INTO THE EVENING AS THE FRONT SLIDES
SOUTH, PRIMARILY OVER THE SOUTHERN HALF OF THE LAKE WITH SHOWERS
IN THE AREA RIGHT NOW. WILDFIRE SMOKE FROM CANADA MAY LIMIT
VISIBILITIES SOMEWHAT OVER THE LAKE THROUGH THIS EVENING. WEAK
LOW PRESSURE (RELATIVE HIGH PRESSURE) 29.8 INCHES OF WILL THEN
BUILD INTO WISCONSIN FOR SATURDAY AND OVER LAKE MICHIGAN FOR
SUNDAY. THUS WINDS WILL LESSEN ON SATURDAY AND BECOME LIGHT AND
VARIABLE FOR LATE SATURDAY THROUGH SUNDAY.
LMZ261-362-364-366-563-565-567-868-310330-
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 PM CDT FRI MAY 30 2025
SHEBOYGAN WI TO PENTWATER MI NORTH...
TONIGHT
NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20 KT.
PATCHY SMOKE THIS EVENING. WAVES 2 TO 4 FT.
SATURDAY
NORTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
SATURDAY NIGHT
NORTH WINDS 10 TO 20 KT BECOMING NORTHWEST
10 TO 15 KT. WAVES 1 TO 3 FT SUBSIDING TO 1 TO 2 FT.
SUNDAY
NORTHWEST WINDS 10 TO 15 KT BECOMING SOUTHWEST 10 TO
20 KT. WAVES 1 TO 2 FT.
SUNDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH 5 TO
10 KT. WAVES 1 TO 2 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 20 KT. WAVES 3 TO 5 FT.
TUESDAY
SOUTH WINDS 15 TO 25 KT INCREASING TO 30 KT. WAVES
4 TO 6 FT OCCASIONALLY TO 8 FT BUILDING TO 4 TO 7 FT OCCASIONALLY
TO 9 FT.
WEDNESDAY
SOUTH WINDS 15 TO 25 KT BECOMING SOUTHWEST. SHOWERS
LIKELY. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
LMZ080-669-671-673-675-777-779-870-872-874-876-878-310330-
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 PM CDT FRI MAY 30 2025
SHEBOYGAN WI TO PENTWATER MI SOUTH...
TONIGHT
NORTHWEST WINDS 10 TO 20 KT BECOMING NORTH. CHANCE OF
SHOWERS AND THUNDERSTORMS THIS EVENING. PATCHY SMOKE. WAVES 2 TO
4 FT.
SATURDAY
NORTH WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT.
WAVES 3 TO 5 FT.
SATURDAY NIGHT
NORTH WINDS 10 TO 20 KT BECOMING NORTHWEST 5 TO
10 KT. WAVES 3 TO 5 FT SUBSIDING TO 1 TO 2 FT.
SUNDAY
NORTHWEST WINDS 10 TO 15 KT BECOMING WEST 10 TO 20 KT.
WAVES 1 TO 2 FT.
SUNDAY NIGHT
SOUTH WINDS 5 TO 10 KT. WAVES 1 TO 2 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 20 KT. WAVES 3 TO 5 FT.
TUESDAY
SOUTH WINDS 15 TO 25 KT INCREASING TO 30 KT. WAVES
4 TO 6 FT OCCASIONALLY TO 8 FT BUILDING TO 4 TO 7 FT OCCASIONALLY
TO 9 FT.
WEDNESDAY
SOUTH WINDS 15 TO 25 KT BECOMING SOUTHWEST. SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS. WAVES 4 TO 7 FT
OCCASIONALLY TO 9 FT.
LMZ761-310330-
MAFOR 3022/
MICHIGAN NORTH 11730 11830 15820. A CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY THIS EVENING. WAVES 1 TO 3 FEET BUILDING TO 2
TO 4 FEET TONIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET
SATURDAY.
MICHIGAN SOUTH 11620 11720 14820 12830. A CHANCE OF SHOWERS AND
THUNDERSTORMS THIS EVENING. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4
FEET TONIGHT. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET SATURDAY.
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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