fzus63 kmkx 052000
glflm 
expires:202607060315;;471939

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
300 pm cdt sun jul 5 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 30.2 inches will remain in place over the 
upper great lakes through tuesday. expect steady north to 
northeast winds through monday and light and variable winds
tuesday. southwest winds will increase wednesday as a cold front 
approaches from the northern plains. winds will become northerly
behind the front thursday afternoon and night. 


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-
300 pm cdt sun jul 5 2026

sheboygan wi to pentwater mi north...

.tonight...northeast winds 15 to 25 kt diminishing to 5 to 10 kt.
waves 2 to 4 ft subsiding to 1 to 3 ft. 
.monday...northeast winds 5 to 10 kt becoming north 15 to 25 kt.
waves 2 to 4 ft. 
.monday night...north winds 10 to 20 kt becoming northeast 10 to
15 kt late in the evening, then diminishing to 5 to 10 kt after
midnight backing to northwest late. waves 2 to 4 ft subsiding to
1 to 2 ft. 
.tuesday...southwest winds 10 to 15 kt. waves 1 to 2 ft. 
.tuesday night...southwest winds 10 to 15 kt diminishing to 5 to
10 kt. waves 1 to 2 ft. 
.wednesday...southwest winds 10 to 15 kt increasing to 10 to
20 kt. chance of showers. waves 1 to 2 ft building to 1 to 3 ft. 
.wednesday night...southwest winds 10 to 20 kt becoming west.
showers likely. waves 2 to 4 ft. 
.thursday...north winds 10 to 20 kt. chance of showers. waves
2 to 4 ft. 
.friday...northeast winds 10 to 20 kt increasing to 15 to 25 kt.
waves 1 to 3 ft.  

$$

fzus63 kmkx 052000
glflm 
expires:202607060315;;471940

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
300 pm cdt sun jul 5 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 30.2 inches will remain in place over the 
upper great lakes through tuesday. expect steady north to 
northeast winds through monday and light and variable winds
tuesday. southwest winds will increase wednesday as a cold front 
approaches from the northern plains. winds will become northerly
behind the front thursday afternoon and night. 


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-
300 pm cdt sun jul 5 2026

sheboygan wi to pentwater mi south...

.tonight...north winds 15 to 25 kt becoming northeast 10 to
15 kt. waves 3 to 5 ft. 
.monday...northeast winds 10 to 15 kt becoming north 15 to 25 kt.
waves 2 to 4 ft. 
.monday night...north winds 10 to 20 kt diminishing to 5 to
10 kt. waves 2 to 4 ft subsiding to 1 to 3 ft. 
.tuesday...north winds 5 to 10 kt increasing to 10 to 15 kt.
waves 1 to 2 ft. 
.tuesday night...west winds 10 to 15 kt becoming southwest. waves
1 ft or less. 
.wednesday...southwest winds 10 to 15 kt becoming south 10 to
20 kt. waves 1 to 3 ft. 
.wednesday night...south winds 10 to 20 kt becoming southwest.
chance of showers. waves 2 to 4 ft. 
.thursday...west winds 10 to 20 kt becoming northwest. chance of
showers. waves 2 to 4 ft. 
.friday...northeast winds 10 to 20 kt becoming north 15 to 25 kt.
waves 2 to 4 ft.  

$$