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Latest Great Lakes Marine Forecast by KMKX
Issued 1/11/2026 2:22 PM US/Central.
Valid through 1/11/2026 10:30 PM US/Central.
fzus63 kmkx 112022
glflm
expires:202601120430;;186901
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
222 pm cst sun jan 11 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...
broad high pressure around 30.5 inches over the lower mississippi
river valley will work with low pressure around 29.5 inches over
hudson bay to drive southwest to west winds over lake michigan
tonight. from late this evening through late tonight, a surface
pressure trough extending south of the low will accelerate these
winds (to around 30 kt at times). winds gradually decelerate
through the daytime hours of monday.
breezy south to southwest winds are expected tuesday ahead of
another low pressure system around 29.3 inches. this low pressure
system will track east across lake superior tuesday afternoon,
shifting winds to northwesterly tuesday night. there is potential
for north to northwesterly gales behind the associated cold front
wednesday through wednesday night. moderate freezing spray may
occur with these gales.
lmz261-362-364-366-563-565-567-868-120430-
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-
222 pm cst sun jan 11 2026
sheboygan wi to pentwater mi north...
.tonight...southwest winds 15 to 25 kt becoming west to 30 kt.
slight chance of snow this evening, then chance of snow
overnight. waves 3 to 5 ft building to 5 to 8 ft occasionally to
10 ft.
.monday...west winds 15 to 25 kt diminishing to 10 to 20 kt.
waves 5 to 8 ft occasionally to 10 ft subsiding to 4 to 6 ft
occasionally to 8 ft.
.monday night...west winds 10 to 15 kt becoming southwest 10 to
20 kt. waves 3 to 5 ft.
.tuesday...southwest winds to 30 kt. rain likely in the morning,
then chance of rain and snow in the afternoon. waves 5 to 8 ft
occasionally to 10 ft.
.tuesday night...west winds 15 to 25 kt becoming northwest to
30 kt. chance of rain in the evening, then chance of snow and
rain overnight. waves 4 to 7 ft occasionally to 9 ft building to
5 to 8 ft occasionally to 10 ft.
.wednesday...north gales to 40 kt. freezing spray. chance of
snow. waves 10 to 14 ft occasionally to 18 ft building to 14 to
18 ft occasionally to 23 ft.
.wednesday night...north gales to 40 kt diminishing to gales to
35 kt. freezing spray. waves 14 to 18 ft occasionally to 23 ft.
.thursday...north winds 15 to 25 kt diminishing to 10 to 20 kt.
waves 6 to 9 ft occasionally to 12 ft subsiding to 3 to 5 ft.
.friday...south winds 10 to 20 kt. chance of snow. waves 4 to
7 ft occasionally to 9 ft.
$$
(2/2)
Latest Great Lakes Marine Forecast by KMKX
Issued 1/11/2026 2:22 PM US/Central.
Valid through 1/11/2026 10:30 PM US/Central.
fzus63 kmkx 112022
glflm
expires:202601120430;;186902
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
222 pm cst sun jan 11 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...
broad high pressure around 30.5 inches over the lower mississippi
river valley will work with low pressure around 29.5 inches over
hudson bay to drive southwest to west winds over lake michigan
tonight. from late this evening through late tonight, a surface
pressure trough extending south of the low will accelerate these
winds (to around 30 kt at times). winds gradually decelerate
through the daytime hours of monday.
breezy south to southwest winds are expected tuesday ahead of
another low pressure system around 29.3 inches. this low pressure
system will track east across lake superior tuesday afternoon,
shifting winds to northwesterly tuesday night. there is potential
for north to northwesterly gales behind the associated cold front
wednesday through wednesday night. moderate freezing spray may
occur with these gales.
lmz080-669-671-673-675-777-779-870-872-874-876-878-120430-
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-
222 pm cst sun jan 11 2026
sheboygan wi to pentwater mi south...
.tonight...west winds 10 to 20 kt becoming southwest to 30 kt.
waves 6 to 9 ft occasionally to 12 ft building to 7 to 10 ft
occasionally to 13 ft.
.monday...west winds to 30 kt diminishing to 10 to 20 kt. waves
7 to 10 ft occasionally to 13 ft subsiding to 4 to 6 ft
occasionally to 8 ft.
.monday night...west winds 10 to 20 kt becoming southwest 15 to
25 kt. waves 4 to 6 ft occasionally to 8 ft.
.tuesday...southwest winds to 30 kt. chance of rain. waves 7 to
10 ft occasionally to 13 ft.
.tuesday night...west winds 15 to 25 kt becoming northwest to
30 kt. chance of rain in the evening, then chance of rain and
snow overnight. waves 5 to 8 ft occasionally to 10 ft.
.wednesday...northwest gales to 40 kt becoming north. snow. waves
10 to 14 ft occasionally to 18 ft building to 15 to 20 ft
occasionally to 26 ft.
.wednesday night...north gales to 40 kt diminishing to gales to
35 kt. freezing spray. chance of snow. waves 15 to 20 ft
occasionally to 26 ft.
.thursday...north winds to 30 kt diminishing to 10 to 20 kt.
chance of snow. waves 10 to 14 ft occasionally to 18 ft subsiding
to 6 to 9 ft occasionally to 12 ft.
.friday...southwest winds 15 to 25 kt. snow likely. waves 5 to
8 ft occasionally to 10 ft.
$$
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