fzus63 kmkx 132051
glflm 
expires:202601140430;;295837

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
251 pm cst tue jan 13 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...

gusty west to southwest winds are expected across lake michigan 
through this evening as low pressure continues to cross ontario. 
a strong, arctic cold front will drop down lake michigan 
overnight. northwest winds will rapidly increase to gale force 
behind the front, with gales ending wednesday evening. gale 
warnings are in effect for all of lake michigan. moderate to 
occasionally heavy freezing spray is also expected during this 
time. 

by late wednesday night, high pressure of 30.3 inches will build
into the plains, and eventually cross the upper great lakes on 
thursday. low pressure of 29.4 inches will cross lake superior on
friday and stall over the lower great lakes saturday while 
weakening to 29.5 inches. colder air on the back side of the low 
will overspread lake michigan on gusty westerly winds on saturday.


lmz261-362-364-366-563-565-140430-
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-
251 pm cst tue jan 13 2026

two rivers wi to manistee mi north...

...gale warning in effect from midnight cst tonight through
wednesday evening...

.tonight...west winds to 30 kt becoming northwest gales to 35 kt,
then increasing to gales to 40 kt late. isolated rain and snow
showers this evening, then scattered snow showers overnight.
freezing spray overnight. waves 4 to 7 ft occasionally to 9 ft
building to 8 to 12 ft occasionally to 16 ft. 
.wednesday...north gales to 40 kt. freezing spray. scattered snow
showers in the morning, then slight chance of snow showers in the
afternoon. waves 12 to 16 ft occasionally to 21 ft. 
.wednesday night...north gales to 40 kt diminishing to winds to 15
to 25 kt. freezing spray. waves 10 to 14 ft occasionally to 18 ft
subsiding to 6 to 9 ft occasionally to 12 ft. 
.thursday...northwest winds 10 to 20 kt backing to southwest.
waves 4 to 7 ft occasionally to 9 ft subsiding to 2 to 4 ft. 
.thursday night...southwest winds to 30 kt. freezing spray in the
evening. chance of snow. waves 6 to 9 ft occasionally to 12 ft. 
.friday...west winds 10 to 20 kt. snow likely in the morning,
then chance of snow in the afternoon. waves 5 to 8 ft
occasionally to 10 ft subsiding to 4 to 6 ft occasionally to
8 ft. 
.friday night...northwest winds 10 to 20 kt increasing to 15 to
25 kt. chance of snow. waves 4 to 6 ft occasionally to 8 ft. 
.saturday...north winds 15 to 25 kt diminishing to 10 to 20 kt.
chance of snow. waves 4 to 6 ft occasionally to 8 ft. 
.sunday...northwest winds 15 to 25 kt becoming west. freezing
spray. chance of snow. waves 4 to 6 ft occasionally to 8 ft.  

$$

fzus63 kmkx 132051
glflm 
expires:202601140430;;295838

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
251 pm cst tue jan 13 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...

gusty west to southwest winds are expected across lake michigan 
through this evening as low pressure continues to cross ontario. 
a strong, arctic cold front will drop down lake michigan 
overnight. northwest winds will rapidly increase to gale force 
behind the front, with gales ending wednesday evening. gale 
warnings are in effect for all of lake michigan. moderate to 
occasionally heavy freezing spray is also expected during this 
time. 

by late wednesday night, high pressure of 30.3 inches will build
into the plains, and eventually cross the upper great lakes on 
thursday. low pressure of 29.4 inches will cross lake superior on
friday and stall over the lower great lakes saturday while 
weakening to 29.5 inches. colder air on the back side of the low 
will overspread lake michigan on gusty westerly winds on saturday.


lmz080-567-669-671-673-675-777-779-868-870-872-874-876-878-140430-
lake michigan from michigan city in to st. joseph mi 5 nm
offshore to mid lake-
lake michigan from two rivers to sheboygan wi 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 pentwater to manistee mi 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-
251 pm cst tue jan 13 2026

two rivers wi to manistee mi south...

...gale warning in effect from late tonight through wednesday
evening...

.tonight...west winds to 30 kt becoming northwest gales to 35 kt
late. isolated rain showers this evening, then scattered snow and
rain showers overnight. waves 4 to 7 ft occasionally to 9 ft 
building to 8 to 12 ft occasionally to 16 ft. 
.wednesday...north gales to 40 kt. freezing spray. snow showers
in the morning, then chance of snow showers in the afternoon.
waves 14 to 18 ft occasionally to 23 ft. 
.wednesday night...north gales to 40 kt diminishing to 30 kt.
freezing spray. chance of snow showers. waves 12 to 16 ft
occasionally to 21 ft subsiding to 8 to 12 ft occasionally to
16 ft. 
.thursday...northwest winds 15 to 25 kt becoming west 10 to
20 kt. freezing spray in the morning. waves 8 to 11 ft
occasionally to 14 ft subsiding to 4 to 7 ft occasionally to
9 ft. 
.thursday night...southwest winds to 30 kt. chance of snow in the
evening, then snow overnight. waves 6 to 9 ft occasionally to
12 ft building to 8 to 11 ft occasionally to 14 ft. 
.friday...west winds to 30 kt. snow. waves 8 to 11 ft
occasionally to 14 ft subsiding to 6 to 9 ft occasionally to
12 ft. 
.friday night...west winds to 30 kt becoming northwest. snow
likely. waves 6 to 9 ft occasionally to 12 ft. 
.saturday...northwest winds 15 to 25 kt. freezing spray. chance
of snow. waves 6 to 9 ft occasionally to 12 ft. 
.sunday...west winds to 30 kt. freezing spray. chance of snow.
waves 6 to 9 ft occasionally to 12 ft.  

$$