fzus63 kmkx 131451
glflm 
expires:202602132230;;565181

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
851 am cst fri feb 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...

south to southwest winds are expected today, as low pressure 
around 29.7 inches moves east across central quebec. gusts up to
30 knots are possible over the northern third of lake michigan.

winds will trend light and variable tonight into saturday, as high
pressure around 30.2 inches approaches and ultimately crosses the
open waters. winds will veer south to southwesterly ahead of a 
weak cold front saturday night. the front is forecast to cross the
waters early sunday morning, bringing a brief northwesterly wind 
shift during the afternoon hours. winds will shift back to the 
southwest sunday night through monday, when low pressure around 
29.6 inches develops over northern ontario.

stronger low pressure around 29.2 inches will form over the 
northern great plains tuesday, resulting in increasing 
southeasterly winds over lake michigan. winds will continue to 
increase tuesday night into wednesday, as the low approaches and 
eventually crosses lake michigan. 

the low will progress east of the waters wednesday afternoon and 
evening, resulting in a gusty east to northeast wind shift 
wednesday night through thursday morning. a few gale force gusts 
are possible tuesday night through thursday morning, with trends 
being monitored for possible headlines over coming forecasts. 

rain and snow will accompany the passing low pressure system
tuesday evening through thursday, with a few rumbles of thunder 
possible tuesday evening through wednesday. pockets of light to 
moderate freezing spray are possible late wednesday night into 
thursday morning over the northern half of the waters.


lmz261-362-364-366-563-565-567-868-132230-
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-
851 am cst fri feb 13 2026

sheboygan wi to pentwater mi north...

.rest of today...southwest winds to 30 kt becoming west 15 to
25 kt. waves 3 to 5 ft building to 4 to 7 ft occasionally to
9 ft, then subsiding to 4 to 6 ft occasionally to 8 ft. 
.tonight...northwest winds 10 to 20 kt becoming north late in the
evening, then diminishing to 10 to 15 kt after midnight becoming
northeast late. waves 2 to 4 ft subsiding to 1 to 3 ft. 
.saturday...southeast winds 5 to 10 kt becoming south. waves 1 to
2 ft. 
.saturday night...south winds 10 to 15 kt becoming southwest.
waves 1 to 3 ft. 
.sunday...southwest winds 10 to 15 kt becoming west. waves 1 to
3 ft. 
.sunday night...southwest winds 5 to 10 kt becoming south 10 to
15 kt. waves 1 to 3 ft. 
.monday...south winds 10 to 20 kt becoming southwest. waves 2 to
4 ft. 
.tuesday...northeast winds 10 to 20 kt becoming east. waves 2 to
4 ft building to 4 to 6 ft occasionally to 8 ft.  

$$

fzus63 kmkx 131451
glflm 
expires:202602132230;;565182

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
851 am cst fri feb 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...

south to southwest winds are expected today, as low pressure 
around 29.7 inches moves east across central quebec. gusts up to
30 knots are possible over the northern third of lake michigan.

winds will trend light and variable tonight into saturday, as high
pressure around 30.2 inches approaches and ultimately crosses the
open waters. winds will veer south to southwesterly ahead of a 
weak cold front saturday night. the front is forecast to cross the
waters early sunday morning, bringing a brief northwesterly wind 
shift during the afternoon hours. winds will shift back to the 
southwest sunday night through monday, when low pressure around 
29.6 inches develops over northern ontario.

stronger low pressure around 29.2 inches will form over the 
northern great plains tuesday, resulting in increasing 
southeasterly winds over lake michigan. winds will continue to 
increase tuesday night into wednesday, as the low approaches and 
eventually crosses lake michigan. 

the low will progress east of the waters wednesday afternoon and 
evening, resulting in a gusty east to northeast wind shift 
wednesday night through thursday morning. a few gale force gusts 
are possible tuesday night through thursday morning, with trends 
being monitored for possible headlines over coming forecasts. 

rain and snow will accompany the passing low pressure system
tuesday evening through thursday, with a few rumbles of thunder 
possible tuesday evening through wednesday. pockets of light to 
moderate freezing spray are possible late wednesday night into 
thursday morning over the northern half of the waters.


lmz080-669-671-673-675-777-779-870-872-874-876-878-132230-
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-
851 am cst fri feb 13 2026

sheboygan wi to pentwater mi south...

.rest of today...south winds 10 to 20 kt becoming southwest.
waves 2 to 4 ft. 
.tonight...southwest winds 10 to 20 kt becoming west late in the
evening, then becoming northwest 10 to 15 kt after midnight
becoming north late. waves 1 to 3 ft subsiding to 1 to 2 ft. 
.saturday...east winds 5 to 10 kt becoming southeast. waves 1 to
2 ft. 
.saturday night...south winds 5 to 10 kt becoming southwest.
waves 1 to 2 ft. 
.sunday...southwest winds 5 to 10 kt becoming west. waves 1 to
2 ft. 
.sunday night...south winds 5 to 10 kt increasing to 10 to 15 kt.
waves 1 to 2 ft. 
.monday...south winds 10 to 20 kt becoming southwest. waves 2 to
4 ft. 
.tuesday...southeast winds 10 to 20 kt. waves 3 to 5 ft building
to 4 to 6 ft occasionally to 8 ft.  

$$