fzus63 kmkx 251358
glflm 
expires:202606252115;;883430

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
858 am cdt thu jun 25 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...

weak low pressure around 29.9 inches over northwest lower michigan
this morning will continue eastward today, with relatively light 
and variable winds underneath it. patchy fog will remain possible
through at least mid to late morning across the north half of the
lake.

high pressure around 30.1 inches over ontario and the western 
great lakes will dominate friday through saturday with light north
to northeast winds likely. sunday, low pressure deepens to 29.3 
inches over the central plains, bringing breezy southeasterly 
winds to the lake. winds turn southerly and strengthen into monday
as low pressure exits into the canadian prairies.


lmz364-366-563-565-567-868-252115-
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-
858 am cdt thu jun 25 2026

rock island passage to charlevoix mi south to sheboygan wi to
pentwater mi...

...dense fog advisory in effect until 11 am cdt this morning...

.rest of today...north winds 5 to 10 kt increasing to 10 to
20 kt. widespread dense fog through mid morning. slight chance of
showers through mid morning. waves 1 to 2 ft. 
.tonight...north winds 10 to 20 kt becoming northeast 5 to 10 kt.
waves 1 to 2 ft. 
.friday...northeast winds 5 to 10 kt becoming north 10 to 20 kt.
waves 1 to 2 ft. 
.friday night...northeast winds 10 to 20 kt becoming east 5 to
10 kt overnight. waves 1 to 2 ft. 
.saturday...northeast winds 5 to 10 kt increasing to 10 to 20 kt
in the afternoon. waves 1 to 2 ft. 
.saturday night...northeast winds 10 to 20 kt becoming southeast.
waves 1 to 2 ft. 
.sunday...southeast winds 15 to 25 kt. waves 2 to 4 ft building
to 3 to 5 ft. 
.monday...south winds 15 to 25 kt increasing to 30 kt. waves 4 to
7 ft occasionally to 9 ft.  

$$

fzus63 kmkx 251358
glflm 
expires:202606252115;;883432

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
858 am cdt thu jun 25 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...

weak low pressure around 29.9 inches over northwest lower michigan
this morning will continue eastward today, with relatively light 
and variable winds underneath it. patchy fog will remain possible
through at least mid to late morning across the north half of the
lake.

high pressure around 30.1 inches over ontario and the western 
great lakes will dominate friday through saturday with light north
to northeast winds likely. sunday, low pressure deepens to 29.3 
inches over the central plains, bringing breezy southeasterly 
winds to the lake. winds turn southerly and strengthen into monday
as low pressure exits into the canadian prairies.


lmz669-870-252115-
lake michigan from sheboygan to port washington wi 5 nm offshore
to mid lake-
lake michigan from whitehall to pentwater mi 5 nm offshore to mid
lake-
858 am cdt thu jun 25 2026

sheboygan wi to pentwater mi south to port washington wi to
whitehall mi...

...dense fog advisory in effect until 11 am cdt this morning...

.rest of today...northwest winds 5 to 10 kt becoming west 10 to
15 kt late this morning, then becoming northwest early this
afternoon becoming north 10 to 20 kt late. patchy dense fog
through mid morning. waves 1 to 2 ft. 
.tonight...north winds 10 to 15 kt diminishing to 5 to 10 kt.
waves 1 to 2 ft. 
.friday...northeast winds 5 to 10 kt becoming north 10 to 20 kt.
waves 1 to 2 ft. 
.friday night...northeast winds 10 to 20 kt diminishing to 10 to
15 kt. waves 1 to 2 ft. 
.saturday...northeast winds 10 to 15 kt. waves 1 to 2 ft. 
.saturday night...northeast winds 10 to 15 kt becoming southeast
10 to 20 kt. waves 1 to 3 ft. 
.sunday...southeast winds 15 to 25 kt. waves 3 to 5 ft. 
.monday...south winds 15 to 25 kt increasing to 30 kt. waves 4 to
7 ft occasionally to 9 ft.  

$$

fzus63 kmkx 251358
glflm 
expires:202606252115;;883431

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
858 am cdt thu jun 25 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...

weak low pressure around 29.9 inches over northwest lower michigan
this morning will continue eastward today, with relatively light 
and variable winds underneath it. patchy fog will remain possible
through at least mid to late morning across the north half of the
lake.

high pressure around 30.1 inches over ontario and the western 
great lakes will dominate friday through saturday with light north
to northeast winds likely. sunday, low pressure deepens to 29.3 
inches over the central plains, bringing breezy southeasterly 
winds to the lake. winds turn southerly and strengthen into monday
as low pressure exits into the canadian prairies.


lmz080-671-673-675-777-779-872-874-876-878-252115-
lake michigan from michigan city in to st. joseph mi 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 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-
858 am cdt thu jun 25 2026

port washington wi to whitehall mi south...

.rest of today...west winds 5 to 10 kt veering to north 10 to
15 kt. waves 1 to 2 ft. 
.tonight...north winds 10 to 15 kt becoming northeast 5 to 10 kt.
waves 1 to 2 ft. 
.friday...northeast winds 5 to 10 kt becoming north 10 to 20 kt.
waves 1 to 2 ft. 
.friday night...northeast winds 10 to 20 kt diminishing to 10 to
15 kt. waves 1 to 2 ft. 
.saturday...east winds 10 to 15 kt becoming northeast. waves 1 to
2 ft. 
.saturday night...northeast winds 10 to 15 kt becoming southeast
10 to 20 kt. waves 1 to 3 ft. 
.sunday...southeast winds 10 to 20 kt increasing to 15 to 25 kt.
waves 3 to 5 ft. 
.monday...south winds 15 to 25 kt. waves 4 to 6 ft occasionally
to 8 ft.  

$$