974
FZUS63 KMKX 051928
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
228 PM CDT Sun May 5 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 30.1 inches will move over Lake Michigan this
evening and Lake Huron tomorrow. Winds will be 10 knots or less
and variable later as the high moves overhead then become
easterly on Monday.


On Monday night, winds will become east to southeast around 20
knots over the southern half of Lake Michigan. A front will move
through Tuesday evening bringing south to southwest winds to the
south half of the lake. Winds will be variable Tuesday night and
Wednesday as the boundary lingers across the lake. East winds
will increase Wednesday night and Thursday as low pressure of 29.5
inches moves south of the lake.

LMZ261-362-364-366-563-565-567-868-060315-
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-
228 PM CDT Sun May 5 2024

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TONIGHT...Southeast winds 10 to 15 kt becoming east. Waves 1 to
2 ft.
.MONDAY...East winds 5 to 10 kt becoming northeast. Waves 1 to
2 ft.
.MONDAY NIGHT...Northeast winds 10 to 15 kt becoming southeast
10 to 20 kt. Waves 1 to 3 ft building to 2 to 4 ft.
.TUESDAY...Southeast winds 10 to 20 kt becoming east. Chance of
rain showers in the morning, then rain showers in the afternoon.
Waves 3 to 5 ft.
.TUESDAY NIGHT...East winds 15 to 25 kt veering to southwest
10 to 20 kt. Chance of rain showers. Waves 2 to 4 ft subsiding to
1 to 3 ft.
.WEDNESDAY...West winds 10 to 15 kt becoming southwest. Waves
1 to 3 ft.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 kt increasing to
10 to 20 kt. Chance of rain showers. Waves 1 to 3 ft.
.THURSDAY...Northeast winds 15 to 25 kt becoming north. Chance of
rain showers. Waves 3 to 5 ft.
.FRIDAY...North winds 15 to 25 kt. Waves 3 to 5 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-060315-
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-
228 PM CDT Sun May 5 2024

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TONIGHT...North winds 10 to 20 kt diminishing to 10 to 15 kt
late this evening, then becoming northeast after midnight
becoming northeast 5 to 10 kt late. Waves 2 to 4 ft subsiding to
1 to 3 ft.
.MONDAY...East winds 10 to 15 kt becoming northeast. Waves 1 to
2 ft.
.MONDAY NIGHT...Northeast winds 10 to 15 kt becoming southeast
10 to 20 kt. Waves 1 to 3 ft building to 2 to 4 ft.
.TUESDAY...Southeast winds 10 to 20 kt becoming south. Showers in
the morning, then showers with a chance of thunderstorms in the
afternoon. Waves 4 to 6 ft occasionally to 8 ft.
.TUESDAY NIGHT...Southwest winds 10 to 15 kt becoming west. Waves
2 to 4 ft subsiding to 1 to 3 ft.
.WEDNESDAY...Southwest winds 5 to 10 kt backing to southeast
10 to 15 kt. Waves 1 to 2 ft.
.WEDNESDAY NIGHT...Northeast winds 10 to 20 kt increasing to
15 to 25 kt. Showers likely. Waves 2 to 4 ft.
.THURSDAY...North winds 15 to 25 kt increasing to 30 kt. Chance
of showers. Waves 3 to 5 ft.
.FRIDAY...North winds 15 to 25 kt. Waves 4 to 6 ft occasionally
to 8 ft.

$$

LMZ761-060315-
MAFOR 0522/
MICHIGAN NORTH 11410 12300 14200 11110. Waves 1 foot or less.

MICHIGAN SOUTH 11820 11810 11800 11100 13210 11110. Waves 1 to 3
feet tonight. Waves 2 feet or less Monday.

$$


Marquardt

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

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