fzus63 kmkx 292007
glflm 
expires:202605300315;;857374

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
307 pm cdt fri may 29 2026

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 around 30.0 inches over the upper great lakes will
strengthen to 30.2 inches by saturday night dominate the 
weather pattern into early next week. breezy northeast to 
easterly prevailing winds will develop in the wake of a cold
front overnight through saturday, and again monday into monday 
night. winds will gradually become southerly on wednesday as the
high begins to exit and low pressure develops in the southern 
plains.


lmz261-362-364-366-563-565-567-868-300315-
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-
307 pm cdt fri may 29 2026

sheboygan wi to pentwater mi north...

.tonight...southwest winds 10 to 15 kt backing to east 10 to
20 kt late this evening, then increasing to 15 to 25 kt after
midnight. waves 2 to 4 ft. 
.saturday...east winds 10 to 20 kt becoming northeast. waves 2 to
4 ft. 
.saturday night...northeast winds 10 to 20 kt veering to south
10 to 15 kt. waves 1 to 3 ft. 
.sunday...south winds 10 to 15 kt becoming southwest 10 to 20 kt.
waves 1 to 3 ft. 
.sunday night...southwest winds 10 to 15 kt veering to northwest
5 to 10 kt. waves 1 to 2 ft. 
.monday...northeast winds 10 to 15 kt increasing to 15 to 25 kt
in the afternoon. waves 1 ft or less building to 1 to 3 ft. 
.monday night...northeast winds 15 to 25 kt diminishing to 10 to
15 kt. waves 3 to 5 ft subsiding to 2 to 4 ft. 
.tuesday...northeast winds 10 to 15 kt becoming north 10 to
20 kt. waves 1 to 3 ft. 
.wednesday...south winds 5 to 10 kt increasing to 10 to 15 kt.
waves 1 to 2 ft.  

$$

fzus63 kmkx 292007
glflm 
expires:202605300315;;857375

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
307 pm cdt fri may 29 2026

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 around 30.0 inches over the upper great lakes will
strengthen to 30.2 inches by saturday night dominate the 
weather pattern into early next week. breezy northeast to 
easterly prevailing winds will develop in the wake of a cold
front overnight through saturday, and again monday into monday 
night. winds will gradually become southerly on wednesday as the
high begins to exit and low pressure develops in the southern 
plains.


lmz080-669-671-673-675-777-779-870-872-874-876-878-300315-
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-
307 pm cdt fri may 29 2026

sheboygan wi to pentwater mi south...

.tonight...east winds 10 to 15 kt becoming northeast late this
evening, then becoming east 15 to 25 kt late. waves 1 to 2 ft 
building to 2 to 4 ft. 
.saturday...east winds 15 to 25 kt becoming northeast 10 to
20 kt. waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to
4 ft. 
.saturday night...northeast winds 10 to 20 kt becoming southeast
10 to 15 kt. waves 2 to 4 ft. 
.sunday...southeast winds 10 to 15 kt becoming northeast. waves
1 to 3 ft subsiding to 1 to 2 ft. 
.sunday night...northeast winds 10 to 15 kt becoming northwest.
waves 1 ft or less. 
.monday...north winds 10 to 15 kt increasing to 15 to 25 kt in
the afternoon. waves 1 ft or less building to 1 to 3 ft. 
.monday night...northeast winds 15 to 25 kt diminishing to 10 to
15 kt. waves 3 to 5 ft. 
.tuesday...northeast winds 10 to 15 kt becoming north 15 to
25 kt. waves 1 to 3 ft. 
.wednesday...southeast winds 5 to 10 kt increasing to 10 to
15 kt. waves 1 to 2 ft.  

$$