fzus61 kcle 230756
glfle 
expires:202603231415;;155970

open lake forecast for lake erie
national weather service cleveland oh
356 am edt mon mar 23 2026

for waters beyond five nautical miles of shore on lake erie

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...
a trough averaging 30.00 inches exits eastward as a ridge averaging
30.40 inches builds from the north-central united states today.
tonight, the ridge axis moves eastward across lake erie and then
the ridge exits slowly eastward on tuesday through thursday
afternoon. on the backside of the ridge, a warm front will sweep
generally northward across lake erie tuesday through tuesday
night. a strong cold front should sweep southeastward across lake
erie thursday evening. behind the front, a ridge averaging 30.20 
inches should build from the northern great plains and vicinity 
through this friday. 


lez162>164-231415-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
356 am edt mon mar 23 2026

.today...north winds 15 to 20 knots becoming northwest 10 to
15 knots. a slight chance of snow showers early this afternoon. a
chance of snow showers late. waves 3 to 5 feet subsiding to 1 to
3 feet. 
.tonight...north winds 5 to 15 knots becoming east. waves 2 feet
or less. 
.tuesday...southeast winds 5 to 10 knots becoming south. waves
1 foot or less. 
.tuesday night...southeast winds 5 to 10 knots becoming south.
waves 1 foot or less. 
.wednesday...south winds 5 to 15 knots becoming southwest. waves
2 feet or less. 
.thursday...southwest winds 10 to 15 knots becoming north and
increasing to 15 to 25 knots. a chance of rain showers during the
day, then rain likely with a chance of snow thursday night. waves
1 to 3 feet building to 3 to 5 feet. 
.friday...north winds 15 to 25 knots diminishing to 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 

$$

fzus63 kdtx 230706
glfsc 
expires:202603231515;;154298

lake st clair forecast
national weather service detroit/pontiac mi
306 am edt mon mar 23 2026

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...high pressure, 30.30 inches, will move into the
northern great lakes today the high will become centered over
lower mi late today at 30.50 inches before drifting east of the
region tuesday while a weakening cold front moves into the
northern great lakes.


lcz460-231515-
lake st clair-
306 am edt mon mar 23 2026

.today...north winds 15 to 20 knots diminishing to 10 to 15 knots
late in the afternoon. mostly cloudy. scattered light snow showers
in the afternoon. waves 2 feet or less.
.tonight...north winds 10 to 15 knots diminishing to 5 to 10 knots
late in the evening...then becoming light and variable after
midnight. mostly clear. waves 2 feet or less.
.tuesday...south winds 5 to 10 knots becoming southwest 10 to 15
knots in the late morning and afternoon. partly sunny. waves 2 feet
or less.
.tuesday night...south winds 5 to 10 knots. mostly cloudy early in
the evening becoming partly cloudy. waves 2 feet or less.
.wednesday...south winds 10 to 15 knots. partly sunny in the morning
becoming mostly cloudy. waves 2 feet or less.
.thursday...northwest winds 15 to 20 knots. mostly cloudy with a
chance of light rain. waves 1 to 3 feet.
.friday...north winds 20 to 25 knots. partly cloudy. waves 1 to 3
feet.

$$

fzus63 kdtx 230704
glflh 
expires:202603231515;;154254

open lake forecast for lake huron
national weather service detroit/pontiac mi
304 am edt mon mar 23 2026

for waters beyond five nautical miles off shore on lake huron

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...high pressure, 30.30 inches, will move into the
northern great lakes today the high will become centered over
lower mi late today at 30.50 inches before drifting east of the
region tuesday while a weakening cold front moves into the
northern great lakes.


lhz462>464-231515-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
304 am edt mon mar 23 2026

.today...north winds 15 to 20 knots. waves 4 to 6 feet. waves
occasionally around 8 feet. 
.tonight...north winds 15 to 20 knots becoming northwest 5 to
10 knots by midnight...then backing to the southwest early in the
morning. waves 3 to 5 feet subsiding to 1 to 3 feet early in the
morning. 
.tuesday...southwest winds 10 to 15 knots. waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon. 
.tuesday night...southwest winds 5 to 10 knots becoming south
10 to 15 knots after midnight. waves 1 to 3 feet. 
.wednesday...south winds 10 to 15 knots. waves 1 to 3 feet. 
.thursday...south winds 10 to 15 knots veering to the west early
in the evening...then becoming north 20 to 25 knots with gusts to
around 30 knots by midnight. a chance of rain and snow . waves
3 to 5 feet building to 8 to 12 feet by midnight. waves
occasionally around 15 feet. 
.friday...north winds to 30 knots decreasing to 10 to 15 knots.
waves 10 to 14 feet subsiding to 3 to 5 feet. waves occasionally
around 18 feet. 


$$

fzus63 kmkx 230759
glflm 
expires:202603231515;;156016

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
259 am cdt mon mar 23 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...

low pressure of 29.6 inches off the coast of maine will continue
east as high pressure of 30.5 inches in the northern plains
advects toward michigan. the pressure gradient is weaken between
these two systems which will bring an end to the gusty winds.
winds will continue to diminish through this afternoon as the high
builds in. light and variable winds are expected this evening into
tonight as the high moves overhead. 

as this high exits tuesday and a weak front passes, winds may 
pick up a bit from the south. largely south winds remain through
wednesday, as a broad low pressure around29.8 inches approaches 
from the west. chances for precipitation on tuesday and again on 
wednesday though primarily for northern parts of the lake.


lmz261-362-364-366-563-565-567-868-231515-
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-
259 am cdt mon mar 23 2026

sheboygan wi to pentwater mi north...

.today...north winds 10 to 20 kt becoming northwest 10 to 15 kt.
waves 4 to 7 ft occasionally to 9 ft subsiding to 2 to 4 ft. 
.tonight...southwest winds 5 to 10 kt increasing to 30 kt. waves
1 to 3 ft building to 4 to 6 ft occasionally to 8 ft.
.tuesday...southwest winds to 30 kt diminishing to 10 to 20 kt.
waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft. 
.tuesday night...south winds 10 to 20 kt. waves 3 to 5 ft. 
.wednesday...east winds 10 to 20 kt. waves 3 to 5 ft. 
.wednesday night...east winds 10 to 20 kt. waves 3 to 5 ft. 
.thursday...south winds 10 to 20 kt veering to northwest. chance
of rain and snow. waves 1 to 3 ft building to 3 to 5 ft. 
.friday...north winds to 30 kt becoming northwest 15 to 25 kt.
waves 8 to 12 ft occasionally to 16 ft subsiding to 5 to 8 ft
occasionally to 10 ft.  

$$

fzus63 kmkx 230759
glflm 
expires:202603231515;;156017

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
259 am cdt mon mar 23 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...

low pressure of 29.6 inches off the coast of maine will continue
east as high pressure of 30.5 inches in the northern plains
advects toward michigan. the pressure gradient is weaken between
these two systems which will bring an end to the gusty winds.
winds will continue to diminish through this afternoon as the high
builds in. light and variable winds are expected this evening into
tonight as the high moves overhead. 

as this high exits tuesday and a weak front passes, winds may 
pick up a bit from the south. largely south winds remain through
wednesday, as a broad low pressure around29.8 inches approaches 
from the west. chances for precipitation on tuesday and again on 
wednesday though primarily for northern parts of the lake.


lmz080-669-671-673-675-777-779-870-872-874-876-878-231515-
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-
259 am cdt mon mar 23 2026

sheboygan wi to pentwater mi south...

.today...north winds 15 to 25 kt diminishing to 10 to 20 kt.
waves 6 to 9 ft occasionally to 12 ft subsiding to 4 to 6 ft
occasionally to 8 ft. 
.tonight...northeast winds 10 to 15 kt becoming southeast late in
the evening, then becoming south 10 to 20 kt after midnight
increasing to 15 to 25 kt late. waves 3 to 5 ft subsiding to 2 to
4 ft. 
.tuesday...south winds 15 to 25 kt diminishing to 10 to 20 kt.
waves 3 to 5 ft. 
.tuesday night...south winds 10 to 15 kt. waves 2 to 4 ft. 
.wednesday...south winds 10 to 15 kt. waves 3 to 5 ft. 
.wednesday night...east winds 10 to 20 kt becoming southeast.
waves 2 to 4 ft subsiding to 1 to 3 ft. 
.thursday...south winds 10 to 20 kt veering to west. chance of
rain. waves 1 to 3 ft building to 3 to 5 ft. 
.friday...north winds to 30 kt diminishing to 15 to 25 kt. waves
10 to 14 ft occasionally to 18 ft subsiding to 8 to 11 ft
occasionally to 14 ft.  

$$

fzus63 kmkx 230215
glflm 
expires:202603230915;;142318

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
915 pm cdt sun mar 22 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...

gales continue over the southern third of lake michigan this
evening as sharp pressure gradient remains over the lake. this
pressure gradient will linger into early monday, as low pressure
of 29.6 retreats east toward the delmarva peninsula and high
pressure of 30.4 inches moves in from the northern great plains. 
a gale warning remains in effect until 1am cdt monday for the 
southern 3rd of the open waters for gusts from 35 to 40 kts, with 
a few isolated gusts to 45 kts possible.

the previously mentioned high pressure will build into the great 
lakes region the first half of monday, bringing decreasing winds 
and then briefly light and variable winds monday evening as the 
center of the high pressure passes over the lake. as this high 
exits tuesday and a weak front passes, winds may pick up a bit 
from the south. winds over the lake will remain largely from the 
south through wednesday as broad low pressure approaches from the 
west. chances for precipitation on tuesday and again on wednesday 
though primarily for northern parts of the lake.


lmz669-870-230915-
lake michigan from sheboygan to port washington wi 5 nm offshore
to mid lake-
lake michigan from whitehall to pentwater mi 5 nm offshore to mid
lake-
915 pm cdt sun mar 22 2026

sheboygan wi to pentwater mi south to port washington wi to
whitehall mi...

.rest of tonight...north winds to 30 kt diminishing to 15 to
25 kt. waves 7 to 10 ft occasionally to 13 ft subsiding to 4 to
7 ft occasionally to 9 ft. 
.monday...north winds 10 to 20 kt. waves 4 to 7 ft occasionally
to 9 ft subsiding to 2 to 4 ft. 
.monday night...east winds 5 to 10 kt becoming south 10 to 15 kt
late in the evening, then increasing to 10 to 20 kt after
midnight increasing to 15 to 25 kt late. waves 1 to 3 ft building
to 2 to 4 ft. 
.tuesday...south winds 15 to 25 kt diminishing to 10 to 20 kt.
waves 3 to 5 ft. 
.tuesday night...south winds 10 to 15 kt becoming southeast.
waves 2 to 4 ft. 
.wednesday...east winds 10 to 20 kt. waves 2 to 4 ft. 
.wednesday night...east winds 10 to 20 kt becoming southeast.
waves 3 to 5 ft. 
.thursday...south winds 10 to 20 kt veering to northwest. chance
of rain. waves 4 to 6 ft occasionally to 8 ft. 
.friday...north winds to 30 kt diminishing to 15 to 25 kt. waves
10 to 14 ft occasionally to 18 ft subsiding to 6 to 9 ft
occasionally to 12 ft.  

$$

fzus63 kmkx 230215
glflm 
expires:202603230915;;142317

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
915 pm cdt sun mar 22 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...

gales continue over the southern third of lake michigan this
evening as sharp pressure gradient remains over the lake. this
pressure gradient will linger into early monday, as low pressure
of 29.6 retreats east toward the delmarva peninsula and high
pressure of 30.4 inches moves in from the northern great plains. 
a gale warning remains in effect until 1am cdt monday for the 
southern 3rd of the open waters for gusts from 35 to 40 kts, with 
a few isolated gusts to 45 kts possible.

the previously mentioned high pressure will build into the great 
lakes region the first half of monday, bringing decreasing winds 
and then briefly light and variable winds monday evening as the 
center of the high pressure passes over the lake. as this high 
exits tuesday and a weak front passes, winds may pick up a bit 
from the south. winds over the lake will remain largely from the 
south through wednesday as broad low pressure approaches from the 
west. chances for precipitation on tuesday and again on wednesday 
though primarily for northern parts of the lake.


lmz080-671-673-675-777-779-872-874-876-878-230915-
lake michigan from michigan city in to st. joseph mi 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 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-
915 pm cdt sun mar 22 2026

port washington wi to whitehall mi south...

...gale warning in effect until 1 am cdt monday...

.rest of tonight...north gales to 35 kt diminishing to 15 to
25 kt. waves 10 to 14 ft occasionally to 18 ft subsiding to 7 to
10 ft occasionally to 13 ft. 
.monday...north winds 15 to 25 kt diminishing to 10 to 20 kt.
waves 6 to 9 ft occasionally to 12 ft subsiding to 4 to 6 ft
occasionally to 8 ft. 
.monday night...northeast winds 10 to 15 kt veering to south
10 to 20 kt. waves 3 to 5 ft subsiding to 2 to 4 ft. 
.tuesday...south winds 10 to 20 kt. waves 3 to 5 ft. 
.tuesday night...south winds 10 to 15 kt. waves 2 to 4 ft. 
.wednesday...southeast winds 10 to 20 kt becoming east. waves
2 to 4 ft. 
.wednesday night...southeast winds 10 to 20 kt. waves 2 to 4 ft
building to 3 to 5 ft. 
.thursday...south winds 10 to 20 kt veering to west. chance of
rain. waves 4 to 6 ft occasionally to 8 ft. 
.friday...north winds to 30 kt diminishing to 15 to 25 kt. waves
12 to 16 ft occasionally to 21 ft subsiding to 8 to 11 ft
occasionally to 14 ft.  

$$