Station List

National Weather Service Marine Forecast FZUS63 KMKX

FZUS63 KMKX 270143
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
843 PM CDT Fri Jul 26 2024

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

High pressure of around 30.2 inches currently centered over Lake Erie will shift into the northeast on Saturday. South winds will gust around 20 knots, mainly across the north half. On Sunday, low pressure of 29.5 will approach from the central plains and south winds will continue. The low will move across the lake early Tuesday, followed by high pressure of 29.9 Tuesday night and Wednesday, bringing variable winds. There is a chance of thunderstorms each day starting Sunday.

LMZ261-362-364-366-563-565-567-868-270915
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
843 PM CDT Fri Jul 26 2024

SHEBOYGAN WI TO PENTWATER MI NORTH...

REST OF TONIGHT
South winds 10 to 15 kt increasing to 10 to 20 kt. Waves 1 to 3 ft.

SATURDAY
South winds 10 to 20 kt increasing to 15 to 25 kt. Waves 2 to 4 ft.

SATURDAY NIGHT
South winds 15 to 25 kt diminishing to 10 to 20 kt. Waves 2 to 4 ft.

SUNDAY
South winds 10 to 20 kt. Waves 1 to 3 ft.

SUNDAY NIGHT
South winds 10 to 20 kt diminishing to 10 to 15 kt. Waves 1 to 3 ft.

MONDAY
South winds 10 to 20 kt. Waves 2 to 4 ft.

MONDAY NIGHT
South winds 10 to 20 kt becoming southwest 10 to 15 kt. Chance of showers and thunderstorms. Waves 2 to 4 ft.

TUESDAY
West winds 10 to 15 kt becoming southwest. Waves 1 to 3 ft.

WEDNESDAY
Southwest winds 10 to 15 kt. Waves 1 to 2 ft.

LMZ080-669-671-673-675-777-779-870-872-874-876-878-270915
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
843 PM CDT Fri Jul 26 2024

SHEBOYGAN WI TO PENTWATER MI SOUTH...

REST OF TONIGHT
East winds 5 to 10 kt becoming southeast late this evening, then increasing to 10 to 15 kt after midnight becoming south late. Waves 1 to 2 ft.

SATURDAY
South winds 10 to 15 kt becoming southeast 10 to 20 kt. Waves 1 to 3 ft.

SATURDAY NIGHT
Southeast winds 10 to 20 kt becoming south 10 to 15 kt. Waves 1 to 3 ft subsiding to 1 to 2 ft.

SUNDAY
South winds 10 to 20 kt. Waves 1 to 3 ft.

SUNDAY NIGHT
South winds 10 to 20 kt diminishing to 10 to 15 kt. Chance of showers overnight. Waves 1 to 3 ft.

MONDAY
South winds 10 to 20 kt. Waves 2 to 4 ft.

MONDAY NIGHT
South winds 10 to 20 kt becoming southwest 10 to 15 kt. Chance of showers and thunderstorms. Waves 2 to 4 ft.

TUESDAY
West winds 10 to 15 kt. Waves 1 to 3 ft.

WEDNESDAY
Southeast winds 10 to 15 kt. Waves 1 to 2 ft.

LMZ761-270915
MAFOR 2704/ MICHIGAN NORTH 13410 12420 12430 11420. Waves 2 feet or less overnight. Waves 1 to 3 feet building to 2 to 4 feet Saturday. Waves 2 to 4 feet Saturday evening.

MICHIGAN SOUTH 11300 13410 12420 11320 11310. Waves 1 foot or less overnight. Waves 1 to 3 feet Saturday and Saturday evening.

Boxell

Experimental modernized open lake forecast is available online at weather.gov/mkx/glftable

Graphical marine forecasts are available online at: weather.gov/greatlakes