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FZUS63 KMKX 060155

GLFLM 



OPEN LAKE FORECAST for Lake Michigan

National Weather Service Milwaukee/Sullivan WI

855 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 slowly move across the Upper

Great Lakes through Monday. 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.



LMZ261-362-364-366-563-565-567-868-060915-

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-

855 PM CDT Sun May 5 2024



SHEBOYGAN WI TO PENTWATER MI NORTH...



.REST OF TONIGHT...Southeast winds 5 to 10 kt becoming east late

this evening, then becoming southeast after midnight. Waves 1 ft 

or less. 

.MONDAY...East winds 10 to 15 kt becoming northeast. Waves 1 ft

or less. 

.MONDAY NIGHT...Northeast winds 10 to 15 kt becoming southeast

10 to 20 kt. Waves 1 to 3 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 3 to 5 ft subsiding to

1 to 3 ft. 

.WEDNESDAY...West winds 10 to 15 kt becoming southwest. Waves

1 to 2 ft. 

.WEDNESDAY NIGHT...Northeast winds 10 to 15 kt increasing to

10 to 20 kt. Chance of rain showers. Waves 1 to 3 ft building to

2 to 4 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 2 to 4 ft.  



$$



LMZ080-669-671-673-675-777-779-870-872-874-876-878-060915-

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-

855 PM CDT Sun May 5 2024



SHEBOYGAN WI TO PENTWATER MI SOUTH...



.REST OF TONIGHT...North winds 10 to 15 kt becoming northeast.

Waves 1 to 3 ft subsiding to 1 to 2 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 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

3 to 5 ft subsiding to 1 to 3 ft. 

.WEDNESDAY...Southwest winds 5 to 10 kt backing to southeast

10 to 15 kt. Waves 1 to 3 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 3 to 5 ft.  



$$



LMZ761-060915-

MAFOR 0604/

MICHIGAN NORTH 11300 12200 11210 11200 12110 11210. Waves 1 foot

or less. 



MICHIGAN SOUTH 11800 11100 13210 12110 11210. Waves 2 feet or

less. 



$$





Cronce



Experimental modernized open lake forecast is available online at

weather.gov/mkx/glftable



Graphical marine forecasts are available online at:

weather.gov/greatlakes