Great Lakes Forecast
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000
FZUS63 KMKX 291347
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
847 AM CDT Fri Mar 29 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...

Variable winds early this morning will become east to southeast by
the afternoon as high pressure of 30.1 inches overhead heads
eastward. Low pressure of 29.7 inches will approach from the
southwest tonight, moving  across southern Lake Michigan tonight.
Breezy east to southeast winds ahead of the low will become
northerly by later Saturday behind the low. Lighter winds will
return to the area on Sunday under high pressure of 30.1 inches.
Stronger northeast winds are then expected on Monday ahead of the
next approaching low pressure system.

LMZ261-362-364-366-563-565-567-868-292115-
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-
847 AM CDT Fri Mar 29 2024

SHEBOYGAN WI TO PENTWATER MI NORTH...

.REST OF TODAY...Northwest winds 10 to 15 kt veering to
northeast. Waves 1 to 2 ft.
.TONIGHT...East winds 5 to 10 kt increasing to 10 to 20 kt.
Chance of rain showers overnight. Waves 1 to 3 ft.
.SATURDAY...East winds 10 to 20 kt becoming north. Rain and snow
showers likely in the morning, then chance of snow showers in the
afternoon. Waves 2 to 4 ft.
.SATURDAY NIGHT...North winds 10 to 20 kt diminishing to 5 to
10 kt overnight. Waves 2 to 4 ft subsiding to 1 to 3 ft.
.SUNDAY...Northeast winds 5 to 10 kt becoming east. Waves 1 to
2 ft.
.SUNDAY NIGHT...Northeast winds 10 to 15 kt increasing to 10 to
20 kt. Chance of rain showers. Waves 1 to 2 ft building to 2 to
4 ft.
.MONDAY...Northeast winds 10 to 20 kt increasing to 30 kt. Chance
of rain. Waves 3 to 5 ft.
.TUESDAY...Northeast winds to 30 kt becoming north. Chance of
rain and snow. Waves 4 to 7 ft occasionally to 9 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-292115-
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-
847 AM CDT Fri Mar 29 2024

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.REST OF TODAY...North winds 5 to 10 kt becoming northeast. Waves
1 to 2 ft.
.TONIGHT...East winds 10 to 15 kt becoming southeast 10 to 20 kt.
Chance of rain showers in the evening, then rain showers and
slight chance of thunderstorms overnight. Waves 2 to 4 ft.
.SATURDAY...Southeast winds 10 to 20 kt backing to northwest
15 to 25 kt. Chance of rain showers in the morning. Waves 3 to
5 ft.
.SATURDAY NIGHT...North winds 15 to 25 kt becoming northeast
10 to 15 kt overnight. Waves 4 to 6 ft occasionally to 8 ft
subsiding to 2 to 4 ft.
.SUNDAY...East winds 10 to 15 kt becoming northeast 10 to 20 kt.
Chance of rain showers in the afternoon. Waves 1 to 3 ft building
to 2 to 4 ft.
.SUNDAY NIGHT...Northeast winds 10 to 20 kt. Rain showers likely.
Waves 2 to 4 ft building to 3 to 5 ft.
.MONDAY...Northeast winds 15 to 25 kt increasing to 30 kt. Rain.
Waves 3 to 5 ft.
.TUESDAY...North winds to 30 kt. Chance of rain. Waves 4 to 7 ft
occasionally to 9 ft.

$$

LMZ761-292115-
MAFOR 2916/
MICHIGAN NORTH 11710 11810 12200 11210 11226 12227. Waves 2 feet
or less this afternoon and tonight. Waves 1 to 3 feet Saturday
morning.

MICHIGAN SOUTH 12100 12210 11226 12326 11420. Waves 1 foot or
less this afternoon. Waves 1 to 3 feet building to 2 to 4 feet
tonight. Waves 2 to 4 feet subsiding to 1 to 3 feet Saturday
morning.

$$


DDV

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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