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FZUS63 KMKX 141355

GLFLM 



OPEN LAKE FORECAST for Lake Michigan

National Weather Service Milwaukee/Sullivan WI

855 AM CDT Sun Apr 14 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...

A surface high of 29.9 inches will push in today leading to 

largely quiet weather. Northwest winds will mostly prevail

today becoming light and variable tonight into Monday.



Gusty southerly winds are expected to return by Tuesday over the 

open waters with gales becoming more likely Tuesday into 

Wednesday. Some thunderstorms are possible across largely the

southern portion of the lake during this period.



LMZ080-669-671-673-675-777-779-870-872-874-876-878-142115-

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 AM CDT Sun Apr 14 2024



SHEBOYGAN WI TO PENTWATER MI SOUTH...



.REST OF TODAY...West winds 15 to 25 kt veering to northeast

10 to 20 kt. Waves 4 to 6 ft occasionally to 8 ft subsiding to

2 to 4 ft. 

.TONIGHT...North winds 10 to 15 kt becoming northeast. Waves 1 to

3 ft subsiding to 1 to 2 ft. 

.MONDAY...Northeast winds 5 to 10 kt. Waves 1 to 2 ft. 

.MONDAY NIGHT...Northeast winds 5 to 10 kt becoming east 10 to

20 kt overnight. Waves 1 to 2 ft building to 1 to 3 ft. 

.TUESDAY...East winds 10 to 20 kt increasing to 30 kt in the

afternoon. Chance of rain showers in the morning, then rain

showers likely in the afternoon. Waves 4 to 6 ft occasionally to

8 ft building to 4 to 7 ft occasionally to 9 ft. 

.TUESDAY NIGHT...Southeast winds to 30 kt. Showers with a chance

of thunderstorms. Waves 7 to 10 ft occasionally to 13 ft. 

.WEDNESDAY...South winds to 30 kt becoming southwest 15 to 25 kt.

Showers likely with a chance of thunderstorms. Waves 7 to 10 ft

occasionally to 13 ft. 

.THURSDAY...West winds 10 to 20 kt. Chance of rain showers. Waves

3 to 5 ft subsiding to 2 to 4 ft.  



$$



LMZ261-362-364-366-563-565-567-868-142115-

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 AM CDT Sun Apr 14 2024



SHEBOYGAN WI TO PENTWATER MI NORTH...



.REST OF TODAY...Northwest winds 10 to 15 kt becoming northeast

10 to 20 kt. Waves 3 to 5 ft subsiding to 2 to 4 ft. 

.TONIGHT...North winds 10 to 20 kt becoming northeast 10 to 15 kt

late in the evening, then backing to southwest after midnight

becoming west late. Waves 1 to 3 ft subsiding to 1 to 2 ft. 

.MONDAY...West winds 5 to 10 kt backing to south. Waves 1 to

2 ft. 

.MONDAY NIGHT...Northeast winds 5 to 10 kt increasing to 10 to

15 kt. Waves 1 to 2 ft. 

.TUESDAY...East winds 10 to 20 kt increasing to 15 to 25 kt.

Chance of rain showers in the afternoon. Waves 2 to 4 ft building

to 4 to 6 ft occasionally to 8 ft. 

.TUESDAY NIGHT...East winds to 30 kt increasing to gales to

35 kt. Rain showers. Waves 6 to 9 ft occasionally to 12 ft

building to 7 to 10 ft occasionally to 13 ft. 

.WEDNESDAY...Southeast gales to 35 kt diminishing to 30 kt. Rain

showers. Waves 7 to 10 ft occasionally to 13 ft. 

.THURSDAY...West winds 10 to 20 kt becoming southwest. Chance of

rain showers. Waves 2 to 4 ft.  



$$



LMZ761-142115-

MAFOR 1416/

MICHIGAN NORTH 11720 11820 11120 11110 11100 11500 12600. Waves 1

to 3 feet this afternoon. Waves 2 feet or less tonight and Monday

morning. 



MICHIGAN SOUTH 11720 11120 11110 11810 11800 12100 11800. Waves 2

to 4 feet subsiding to 1 to 3 feet this afternoon. Waves 2 feet

or less tonight and Monday morning. 



$$





Patterson



Experimental modernized open lake forecast is available online at

weather.gov/mkx/glftable



Graphical marine forecasts are available online at:

weather.gov/greatlakes