National Weather Service Marine Forecast FZUS63 KMKX

FZUS63 KMKX 190154
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
854 PM CDT Thu Apr 18 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

A cold front moving across Wisconsin this evening will move across Lake Michigan during the early morning hours. Modest to breezy west northwest winds will develop during this time. The breezy westerly winds will then continue for Friday and Saturday as low pressure moves from Ontario into Quebec, and high pressure extends from the northern high plains across the middle portion of the country. The westerly winds will become lighter on Sunday as a surface ridge approaches from the west.

LMZ080-669-671-673-675-777-779-870-872-874-876-878-190930
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
854 PM CDT Thu Apr 18 2024

SHEBOYGAN WI TO PENTWATER MI SOUTH...

REST OF TONIGHT
North winds 10 to 15 kt becoming northwest to 30 kt. Rain showers through early evening, then scattered rain showers overnight. Waves 2 to 4 ft.

FRIDAY
Northwest winds 15 to 25 kt becoming west to 25 kt. Waves 4 to 6 ft occasionally to 8 ft.

FRIDAY NIGHT
West winds to 25 kt diminishing to 15 to 25 kt. Waves 3 to 5 ft building to 4 to 6 ft occasionally to 8 ft.

SATURDAY
West winds to 25 kt diminishing to 15 to 25 kt. Waves 5 to 8 ft occasionally to 10 ft.

SATURDAY NIGHT
West winds 10 to 15 kt increasing to 10 to 20 kt. Waves 3 to 5 ft.

SUNDAY
West winds 10 to 20 kt becoming southwest. Waves 2 to 4 ft.

SUNDAY NIGHT
Southwest winds 10 to 20 kt becoming west. Waves 2 to 4 ft.

MONDAY
Southwest winds 10 to 15 kt becoming south 10 to 20 kt. Waves 2 to 4 ft.

TUESDAY
Southwest winds 15 to 25 kt veering to northwest to 30 kt. Rain showers likely. Waves 3 to 5 ft.


LMZ261-362-364-366-563-565-567-868-190930
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
854 PM CDT Thu Apr 18 2024

SHEBOYGAN WI TO PENTWATER MI NORTH...

REST OF TONIGHT
South winds 10 to 20 kt veering to west 15 to 25 kt. Scattered rain showers through early evening, then isolated rain showers overnight. Waves 2 to 4 ft.

FRIDAY
West winds 10 to 20 kt increasing to 25 kt. Waves 4 to 6 ft occasionally to 8 ft.

FRIDAY NIGHT
West winds to 25 kt diminishing to 15 to 25 kt. Waves 4 to 6 ft occasionally to 8 ft.

SATURDAY
West winds 15 to 25 kt. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft.

SATURDAY NIGHT
West winds 10 to 20 kt. Waves 2 to 4 ft.

SUNDAY
West winds 15 to 25 kt becoming southwest to 30 kt. Waves 4 to 6 ft occasionally to 8 ft.

SUNDAY NIGHT
West winds 15 to 25 kt backing to southeast 10 to 20 kt. Waves 2 to 4 ft.

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

TUESDAY
East winds 15 to 25 kt becoming north to 30 kt. Rain showers likely. Waves 4 to 6 ft occasionally to 8 ft.


LMZ761-190930
MAFOR 1904/ MICHIGAN NORTH 11520 19526 13630 13640 11630. Waves 1 to 3 feet overnight. Waves 2 to 4 feet building to 3 to 5 feet Friday. Waves 2 to 4 feet Friday evening.

MICHIGAN SOUTH 11720 19726 12730 11630 13640 11630. Waves 1 to 3 feet building to 2 to 4 feet overnight. Waves 3 to 5 feet Friday. Waves 2 to 4 feet Friday evening.


Gehring

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

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