fzus63 kmkx 032106
glflm 
expires:202603040430;;572413

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
306 pm cst tue mar 3 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...

there are some lingering areas of patchy drizzle across the
southern half of the lake this afternoon. the patchy drizzle will
move east out of the region by this evening. light and variable
winds are expected as weak high pressure around 30.3 inches
develops over the area. 

light east to southeast wind are expected wednesday across the
lake ahead of an approaching low pressure around 29.9 inches from
the mid mississippi river valley. this low will pass just to the 
south of lake michigan wednesday night into thursday, allowing for
east to northeast winds to become established. rain showers will 
spread north across the open waters as the low pressure system 
passes. a few thunderstorms are possible over far southern lake 
michigan thursday. 

low pressure around 29.5 inches will develop in the central plains
thursday night, and track toward the upper mississippi river 
valley by friday evening. this low will move near or just north 
of lake michigan later friday night into saturday morning, 
quickly moving into quebec by saturday evening. as the low passes
to the north, south to southwest winds will steadily increase 
friday afternoon into saturday morning, ultimately veering 
westerly saturday afternoon. winds will be gusty at times during 
this period, with a few gales possible friday night into saturday 
morning. widespread rain and embedded thunderstorms will accompany
the approaching and passing low friday through saturday.


lmz261-362-364-366-563-565-567-868-040430-
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-
306 pm cst tue mar 3 2026

sheboygan wi to pentwater mi north...

.tonight...southwest winds 10 to 15 kt diminishing to 5 to 10 kt.
patchy fog overnight. waves 1 to 2 ft. 
.wednesday...southwest winds 5 to 10 kt becoming south. waves
1 ft or less. 
.wednesday night...south winds 5 to 10 kt backing to northeast.
waves 1 to 2 ft. 
.thursday...northeast winds 10 to 20 kt increasing to 15 to
25 kt. chance of rain. waves 2 to 4 ft. 
.thursday night...east winds 10 to 20 kt. waves 2 to 4 ft
subsiding to 1 to 3 ft. 
.friday...southeast winds 10 to 20 kt. chance of rain in the
morning, then rain in the afternoon. waves 1 to 3 ft building to
3 to 5 ft. 
.friday night...south winds 15 to 25 kt becoming southwest. rain.
waves 6 to 9 ft occasionally to 12 ft. 
.saturday...west winds 15 to 25 kt diminishing to 10 to 20 kt.
chance of rain. waves 6 to 9 ft occasionally to 12 ft. 
.sunday...southwest winds to 30 kt. waves 7 to 10 ft occasionally
to 13 ft.  

$$

fzus63 kmkx 032106
glflm 
expires:202603040430;;572414

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
306 pm cst tue mar 3 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...

there are some lingering areas of patchy drizzle across the
southern half of the lake this afternoon. the patchy drizzle will
move east out of the region by this evening. light and variable
winds are expected as weak high pressure around 30.3 inches
develops over the area. 

light east to southeast wind are expected wednesday across the
lake ahead of an approaching low pressure around 29.9 inches from
the mid mississippi river valley. this low will pass just to the 
south of lake michigan wednesday night into thursday, allowing for
east to northeast winds to become established. rain showers will 
spread north across the open waters as the low pressure system 
passes. a few thunderstorms are possible over far southern lake 
michigan thursday. 

low pressure around 29.5 inches will develop in the central plains
thursday night, and track toward the upper mississippi river 
valley by friday evening. this low will move near or just north 
of lake michigan later friday night into saturday morning, 
quickly moving into quebec by saturday evening. as the low passes
to the north, south to southwest winds will steadily increase 
friday afternoon into saturday morning, ultimately veering 
westerly saturday afternoon. winds will be gusty at times during 
this period, with a few gales possible friday night into saturday 
morning. widespread rain and embedded thunderstorms will accompany
the approaching and passing low friday through saturday.


lmz080-669-671-673-675-777-779-870-872-874-876-878-040430-
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-
306 pm cst tue mar 3 2026

sheboygan wi to pentwater mi south...

.tonight...northeast winds 5 to 10 kt. patchy fog. waves 1 ft or
less. 
.wednesday...east winds 5 to 10 kt. waves 1 ft or less. 
.wednesday night...east winds 5 to 10 kt increasing to 10 to
15 kt. chance of rain overnight. waves 1 to 2 ft. 
.thursday...northeast winds 10 to 15 kt. rain in the morning,
then rain likely in the afternoon. waves 1 to 3 ft. 
.thursday night...northeast winds 10 to 15 kt becoming east 5 to
10 kt. waves 1 to 3 ft. 
.friday...southeast winds 10 to 20 kt becoming south. chance of
rain in the morning, then rain in the afternoon. waves 1 to 3 ft
building to 3 to 5 ft. 
.friday night...south winds to 30 kt becoming southwest. rain.
waves 4 to 7 ft occasionally to 9 ft building to 6 to 9 ft
occasionally to 12 ft. 
.saturday...southwest winds to 30 kt becoming west 10 to 20 kt.
chance of rain. waves 6 to 9 ft occasionally to 12 ft subsiding
to 4 to 7 ft occasionally to 9 ft. 
.sunday...southwest winds to 30 kt diminishing to 15 to 25 kt.
waves 6 to 9 ft occasionally to 12 ft.  

$$