fzus63 kmkx 061357
glflm 
expires:202607062115;;512759

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
857 am cdt mon jul 6 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 30.1 inches will remain in place over the 
upper great lakes through tuesday. expect steady north to 
northeast winds today into this evening, with light and variable 
winds later tonight into tuesday. southwest winds will increase 
tuesday night and become gusty on wednesday as weak low pressure 
around 29.8 inches and an accompanying cold front approaches from 
the northern plains. winds will become northerly behind the 
frontal passage thursday afternoon into friday, with high pressure
around 30.1 inches building into the the upper great lakes region
through the end of the week.


lmz261-362-364-366-563-565-567-868-062115-
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-
857 am cdt mon jul 6 2026

sheboygan wi to pentwater mi north...

.rest of today...northeast winds 10 to 15 kt becoming north 15 to
25 kt. waves 2 to 4 ft. 
.tonight...northeast winds 10 to 20 kt diminishing to 10 to 15 kt
late in the evening, then diminishing to 5 to 10 kt after
midnight becoming north late. waves 2 to 4 ft subsiding to 1 to
2 ft. 
.tuesday...west winds 5 to 10 kt becoming southwest 10 to 20 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 ft or less building to 1 to
3 ft. 
.wednesday night...southwest winds 10 to 20 kt becoming west.
showers likely with a chance of thunderstorms. waves 2 to 4 ft.
.thursday...north winds 10 to 20 kt. showers likely. waves 2 to
4 ft. 
.friday...northeast winds 10 to 20 kt becoming north 15 to 25 kt.
waves 1 to 3 ft.  

$$

fzus63 kmkx 061357
glflm 
expires:202607062115;;512760

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
857 am cdt mon jul 6 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 30.1 inches will remain in place over the 
upper great lakes through tuesday. expect steady north to 
northeast winds today into this evening, with light and variable 
winds later tonight into tuesday. southwest winds will increase 
tuesday night and become gusty on wednesday as weak low pressure 
around 29.8 inches and an accompanying cold front approaches from 
the northern plains. winds will become northerly behind the 
frontal passage thursday afternoon into friday, with high pressure
around 30.1 inches building into the the upper great lakes region
through the end of the week.


lmz080-669-671-673-675-777-779-870-872-874-876-878-062115-
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-
857 am cdt mon jul 6 2026

sheboygan wi to pentwater mi south...

.rest of today...northeast winds 10 to 15 kt becoming north 15 to
25 kt. waves 2 to 4 ft. 
.tonight...north winds 10 to 20 kt becoming northeast 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 early
in the afternoon, then becoming northwest 10 to 20 kt late. waves
1 to 3 ft subsiding to 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 ft or less building to 2 to 4 ft. 
.wednesday night...south winds 10 to 20 kt becoming southwest.
waves 2 to 4 ft. 
.thursday...west winds 10 to 20 kt becoming northwest. chance of
showers and thunderstorms. waves 2 to 4 ft. 
.friday...north winds 10 to 20 kt increasing to 15 to 25 kt.
chance of showers. waves 2 to 4 ft.  

$$