304
FZUS63 KMKX 310740
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
240 AM CDT Fri May 31 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 30.2 inches over Ohio will move east into the Mid
Atlantic by Saturday morning. Light south to southwest winds are
expected today as the high moves east. Low pressure of 29.8
inches will then slide by to the south on Saturday, resulting in
east to north winds across the southern lake, while winds will
remain more southerly in the north. Lighter and somewhat variable
winds winds will return on Sunday as high pressure of 30.0 inches
briefly moves through the area. Southerly winds will return and
increase a bit early next week ahead of the next approaching low.

LMZ261-362-364-366-563-565-567-868-311515-
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-
240 AM CDT Fri May 31 2024

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TODAY...South winds 10 to 15 kt increasing to 10 to 20 kt. Waves
1 to 3 ft.
.TONIGHT...South winds 10 to 20 kt. Waves 1 to 3 ft.
.SATURDAY...South winds 10 to 20 kt. Chance of showers in the
afternoon. Waves 2 to 4 ft.
.SATURDAY NIGHT...South winds 10 to 20 kt becoming southwest 5 to
10 kt overnight. Waves 1 to 3 ft.
.SUNDAY...Southwest winds 5 to 10 kt increasing to 10 to 15 kt.
Waves 1 to 2 ft.
.SUNDAY NIGHT...South winds 5 to 10 kt increasing to 10 to 20 kt.
Waves 1 to 3 ft.
.MONDAY...South winds 15 to 25 kt. Showers likely with a chance
of thunderstorms. Waves 4 to 6 ft occasionally to 8 ft.
.TUESDAY...South winds 10 to 15 kt. Waves 1 to 3 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-311515-
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-
240 AM CDT Fri May 31 2024

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TODAY...South winds 10 to 15 kt becoming southeast. Waves 1 to
3 ft.
.TONIGHT...Southeast winds 10 to 15 kt. Waves 1 to 3 ft.
.SATURDAY...Southeast winds 10 to 15 kt. Chance of showers in the
morning, then showers in the afternoon. Waves 1 to 3 ft.
.SATURDAY NIGHT...East winds 10 to 15 kt backing to northwest
5 to 10 kt. Waves 1 to 3 ft.
.SUNDAY...Northwest winds 5 to 10 kt backing to southwest 10 to
15 kt. Waves 1 ft or less.
.SUNDAY NIGHT...Southeast winds 5 to 10 kt increasing to 10 to
20 kt. Waves 1 to 3 ft.
.MONDAY...South winds 15 to 25 kt. Chance of showers and
thunderstorms. Waves 4 to 6 ft occasionally to 8 ft.
.TUESDAY...South winds 10 to 15 kt becoming southeast. Waves 1 to
3 ft.

$$

LMZ761-311515-
MAFOR 3110/
MICHIGAN NORTH 11400 11410 14420 11420 11410. Waves 2 feet or
less today. Waves 1 to 3 feet tonight.

MICHIGAN SOUTH 11310 12410 14310 11410. Waves 2 feet or less.

$$


Boxell

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

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