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Latest Great Lakes Marine Forecast by KMKX
Issued 1/26/2026 3:01 AM US/Central.
Valid through 1/26/2026 10:30 AM US/Central.
fzus63 kmkx 260901
glflm
expires:202601261630;;556666
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
301 am cst mon jan 26 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...
elevated waves and cold temperatures will support moderate to
heavy freezing spray through tuesday afternoon. a heavy freezing
spray warning is in effect until 6 pm cst tuesday.
breezy northwest winds over the open waters will be is expected early
this morning into the afternoon hours. these breezy winds will be
caused by the tight pressure gradient between a 30.7 inch high
moving south through the central plains and a 29.5 inch low
moving east across the mid atlantic states. gusts of 25 to 30
knots will be possible.
tonight a 30.5 inch high pressure will build into the ohio river
valley as 29.8 inch low pressure attempts to form over lake
superior, resulting in a west- southwest wind shift across lake
michigan. winds will become gusty at times tonight into tuesday
morning, when a few gales are possible over the southern third of
the open waters. while gales are not expected to be widespread at
this time, trends will continue to be monitored for potential
headlines in coming forecasts.
winds will trend west-northwesterly tuesday afternoon and night as
30.4 inch high pressure builds into the northern great plains.
winds will gradually taper wednesday through thursday as said area
of high pressure moves into the upper mississippi river valley.
lmz261-362-364-366-563-565-567-868-261630-
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-
301 am cst mon jan 26 2026
sheboygan wi to pentwater mi north...
...heavy freezing spray warning in effect through tuesday
afternoon...
.today...northwest winds 10 to 20 kt becoming southwest 15 to
25 kt. slight chance of light freezing rain this morning. waves
4 to 6 ft occasionally to 8 ft.
.tonight...southwest winds to 30 kt becoming west. heavy freezing
spray. snow likely in the evening, then chance of snow and slight
chance of light freezing rain overnight. waves 5 to 8 ft
occasionally to 10 ft building to 8 to 11 ft occasionally to
14 ft.
.tuesday...northwest winds to 30 kt. heavy freezing spray. waves
8 to 11 ft occasionally to 14 ft subsiding to 6 to 9 ft
occasionally to 12 ft.
.tuesday night...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
7 ft occasionally to 9 ft.
.wednesday...northwest winds 10 to 20 kt. waves 3 to 5 ft.
.wednesday night...northwest winds 10 to 20 kt becoming north.
waves 4 to 6 ft occasionally to 8 ft.
.thursday...north winds 10 to 20 kt. waves 4 to 6 ft occasionally
to 8 ft.
.friday...north winds 10 to 20 kt. waves 4 to 6 ft occasionally
to 8 ft.
$$
(2/2)
Latest Great Lakes Marine Forecast by KMKX
Issued 1/26/2026 3:01 AM US/Central.
Valid through 1/26/2026 10:30 AM US/Central.
fzus63 kmkx 260901
glflm
expires:202601261630;;556667
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
301 am cst mon jan 26 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...
elevated waves and cold temperatures will support moderate to
heavy freezing spray through tuesday afternoon. a heavy freezing
spray warning is in effect until 6 pm cst tuesday.
breezy northwest winds over the open waters will be is expected early
this morning into the afternoon hours. these breezy winds will be
caused by the tight pressure gradient between a 30.7 inch high
moving south through the central plains and a 29.5 inch low
moving east across the mid atlantic states. gusts of 25 to 30
knots will be possible.
tonight a 30.5 inch high pressure will build into the ohio river
valley as 29.8 inch low pressure attempts to form over lake
superior, resulting in a west- southwest wind shift across lake
michigan. winds will become gusty at times tonight into tuesday
morning, when a few gales are possible over the southern third of
the open waters. while gales are not expected to be widespread at
this time, trends will continue to be monitored for potential
headlines in coming forecasts.
winds will trend west-northwesterly tuesday afternoon and night as
30.4 inch high pressure builds into the northern great plains.
winds will gradually taper wednesday through thursday as said area
of high pressure moves into the upper mississippi river valley.
lmz080-669-671-673-675-777-779-870-872-874-876-878-261630-
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-
301 am cst mon jan 26 2026
sheboygan wi to pentwater mi south...
...heavy freezing spray warning in effect through tuesday
afternoon...
.today...northwest winds 15 to 25 kt becoming west. heavy
freezing spray. chance of snow and slight chance of light
freezing rain this morning, then slight chance of light freezing
rain this afternoon. waves 5 to 8 ft occasionally to 10 ft
subsiding to 4 to 7 ft occasionally to 9 ft.
.tonight...southwest winds to 30 kt becoming west gales to 35 kt.
heavy freezing spray. slight chance of snow overnight. waves 5 to
8 ft occasionally to 10 ft building to 10 to 14 ft occasionally
to 18 ft.
.tuesday...west gales to 35 kt becoming northwest to 30 kt. heavy
freezing spray. chance of snow. waves 10 to 14 ft occasionally to
18 ft.
.tuesday night...northwest winds 15 to 25 kt becoming west.
freezing spray. waves 7 to 10 ft occasionally to 13 ft subsiding
to 5 to 8 ft occasionally to 10 ft.
.wednesday...west winds 15 to 25 kt becoming northwest. heavy
freezing spray in the afternoon. waves 4 to 6 ft occasionally to
8 ft.
.wednesday night...northwest winds 15 to 25 kt diminishing to
10 to 20 kt. freezing spray. waves 4 to 7 ft occasionally to
9 ft.
.thursday...northwest winds 10 to 20 kt. freezing spray. waves
4 to 7 ft occasionally to 9 ft.
.friday...north winds 10 to 20 kt. freezing spray. waves 4 to
7 ft occasionally to 9 ft.
$$
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