771
FZUS63 KMKX 301938
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
238 PM CDT Thu May 30 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 overhead this afternoon will
gradually slide eastward tonight into Friday. This will result in
winds becoming southerly tomorrow and picking up a little as well.
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.

LMZ261-362-364-366-563-565-567-868-310315-
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-
238 PM CDT Thu May 30 2024

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TONIGHT...Southwest winds 10 to 15 kt becoming south 5 to 10 kt.
Waves 1 ft or less.
.FRIDAY...South winds 10 to 15 kt increasing to 10 to 20 kt.
Waves 1 to 3 ft.
.FRIDAY NIGHT...South winds 10 to 20 kt diminishing to 10 to
15 kt. Waves 1 to 3 ft.
.SATURDAY...South winds 10 to 20 kt. Chance of showers. Waves
2 to 4 ft.
.SATURDAY NIGHT...Southwest winds 10 to 20 kt diminishing to 5 to
10 kt overnight. Waves 1 to 3 ft.
.SUNDAY...Southwest winds 5 to 10 kt becoming south 10 to 15 kt.
Waves 1 to 2 ft.
.SUNDAY NIGHT...South winds 10 to 15 kt increasing to 10 to
20 kt. Waves 1 to 2 ft building to 2 to 4 ft.
.MONDAY...South winds 15 to 25 kt. Showers likely. Waves 4 to
6 ft occasionally to 8 ft.
.TUESDAY...Northwest winds 10 to 15 kt backing to south 10 to
20 kt. Waves 1 to 3 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-310315-
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-
238 PM CDT Thu May 30 2024

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TONIGHT...Northeast winds 10 to 15 kt veering to southeast.
Waves 1 to 2 ft.
.FRIDAY...Southeast winds 10 to 15 kt. Waves 1 to 3 ft.
.FRIDAY NIGHT...Southeast winds 10 to 15 kt. Waves 1 to 3 ft.
.SATURDAY...Southeast winds 10 to 20 kt. Showers likely. Waves
2 to 4 ft.
.SATURDAY NIGHT...North winds 10 to 15 kt backing to west 5 to
10 kt. Waves 1 to 3 ft subsiding to 1 to 2 ft.
.SUNDAY...Southwest winds 5 to 10 kt becoming south 10 to 15 kt.
Waves 1 to 2 ft.
.SUNDAY NIGHT...Southeast winds 10 to 15 kt becoming south 10 to
20 kt. Waves 1 to 2 ft building to 1 to 3 ft.
.MONDAY...South winds 15 to 25 kt. Chance of showers. Waves 4 to
6 ft occasionally to 8 ft.
.TUESDAY...Southwest winds 10 to 15 kt backing to east 10 to
20 kt. Waves 1 to 3 ft.

$$

LMZ761-310315-
MAFOR 3022/
MICHIGAN NORTH 11510 13400 12410 12420. Waves 2 feet or less.

MICHIGAN SOUTH 11810 11100 11200 11300 11310 12410 11310. Waves 2
feet or less.

$$


DDV

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

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