fzus61 kcle 240738
glfle 
expires:202608241415;;268998

open lake forecast for lake erie
national weather service cleveland oh
338 am edt mon aug 24 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 29.90 will linger over the eastern great lakes
today, followed by high pressure 30.00 inches monday night into 
wednesday. low pressure 29.80 inches will track through the
northern great lakes wednesday into thursday, pulling a cold front
across the lake. high pressure 30.10 will return on friday.


lez162-163-241415-
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-
338 am edt mon aug 24 2026

.today...northwest winds 15 to 20 knots becoming west 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tonight...west winds 5 to 15 knots becoming northwest. waves
2 feet or less. 
.tuesday...northwest winds 10 knots or less becoming south. waves
1 foot or less. 
.tuesday night...southeast winds 10 knots or less becoming south.
waves 1 foot or less. 
.wednesday...southwest winds 5 to 10 knots. a chance of showers
and thunderstorms wednesday night. waves 2 feet or less. 
.thursday...southwest winds 5 to 10 knots becoming northwest.
waves 1 foot or less. 
.friday...northwest winds 10 knots or less becoming east. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 240738
glfle 
expires:202608241415;;268999

open lake forecast for lake erie
national weather service cleveland oh
338 am edt mon aug 24 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 29.90 will linger over the eastern great lakes
today, followed by high pressure 30.00 inches monday night into 
wednesday. low pressure 29.80 inches will track through the
northern great lakes wednesday into thursday, pulling a cold front
across the lake. high pressure 30.10 will return on friday.


lez164-165-241415-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
338 am edt mon aug 24 2026

.today...northwest winds 15 to 20 knots becoming west. waves 3 to
5 feet. 
.tonight...west winds 5 to 15 knots becoming northwest. waves
2 to 4 feet subsiding to 1 to 2 feet. 
.tuesday...northwest winds 10 knots or less. waves 1 foot or
less. 
.tuesday night...south winds 10 knots or less. waves 1 foot or
less. 
.wednesday...south winds 10 to 15 knots becoming southwest. a
chance of showers and thunderstorms wednesday night. waves 2 feet
or less. 
.thursday...southwest winds 5 to 15 knots becoming west 10 knots
or less. waves 2 feet or less. 
.friday...northwest winds 5 to 10 knots becoming east. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 240714
glflh 
expires:202608242000;;268405

open lake forecast for lake huron
national weather service detroit/pontiac mi
314 am edt mon aug 24 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...post-frontal northwest flow maintains breezy
conditions today. lingering chances for some rain showers this
morning with showers tapering off tonight as high pressure, 30.10
inches, begins to build in.


lhz462>464-242000-
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-
314 am edt mon aug 24 2026

.today...west winds 20 to 25 knots with gusts to around 30 knots
becoming northwest 15 to 20 knots with gusts to around 30 knots
in the afternoon. a chance of showers in the morning. waves 8 to
12 feet. waves occasionally around 15 feet. 
.tonight...northwest winds 10 to 15 knots. waves 5 to 7 feet.
waves occasionally around 10 feet. 
.tuesday...northwest winds 5 to 10 knots until late afternoon
becoming light and variable. waves 2 to 4 feet subsiding to 1 to
3 feet in the late morning and afternoon. 
.tuesday night...northeast winds 5 to 10 knots veering to the
south by midnight...then increasing to 10 to 15 knots after
midnight. waves 2 feet or less. 
.wednesday...south winds 10 to 15 knots. a chance of showers late
in the morning. a chance of thunderstorms late in the afternoon.
rain showers likely late in the afternoon. waves 1 to 3 feet
building to 2 to 4 feet. 
.thursday...southwest winds 5 to 10 knots veering to the north .
waves 2 to 4 feet subsiding to 1 to 3 feet. 
.friday...northwest winds 10 to 15 knots becoming north 5 to
10 knots. waves 2 to 4 feet subsiding to 1 to 3 feet . 


$$

fzus63 kdtx 240713
glfsc 
expires:202608242000;;268401

lake st clair forecast
national weather service detroit/pontiac mi
313 am edt mon aug 24 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...post-frontal northwest flow maintains breezy
conditions today. lingering chances for some showers this
morning with showers tapering off tonight as high pressure, 30.10
inches, begins to build in.


lcz460-242000-
lake st clair-
313 am edt mon aug 24 2026

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

$$

fzus63 kmkx 240806
glflm 
expires:202608241530;;269876

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
306 am cdt mon aug 24 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 around 29.6 inches in eastern ontario will linger 
through this evening, resulting in breezy northwest winds across 
the northern third of lake michigan. high pressure around 30.1 
inches drift across wisconsin and lake michigan through tuesday
afternoon and winds will diminish and become light and variable. 
look for south to southwest winds to develop over the lake tuesday
afternoon as the high shifts into ontario and 29.7 inch low 
pressure approaches from the northern great plains tuesday night 
into wednesday. 

the low will cross lake michigan wednesday afternoon, bringing a 
breezy northwest wind shift, but gales are not expected as this 
occurs. showers and thunderstorms will accompany the 
approaching/passing surface low tuesday night into wednesday 
afternoon, but they are not expected to be severe. the next area 
of 30.1 inch high pressure will gradually build toward lake 
michigan from the northern great plains wednesday night through 
friday.


lmz261-362-364-366-563-565-567-868-241530-
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-
306 am cdt mon aug 24 2026

sheboygan wi to pentwater mi north...

.today...northwest winds to 30 kt becoming north 15 to 25 kt.
waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to 4 ft. 
.tonight...north winds 10 to 20 kt diminishing to 5 to 10 kt.
waves 1 to 3 ft subsiding to 1 to 2 ft. 
.tuesday...south winds 5 to 10 kt increasing to 15 to 25 kt.
waves 1 to 3 ft building to 3 to 5 ft. 
.tuesday night...south winds 15 to 25 kt. chance of showers
overnight. waves 4 to 7 ft occasionally to 9 ft. 
.wednesday...south winds to 30 kt becoming southwest. chance of
showers. waves 4 to 7 ft occasionally to 9 ft. 
.wednesday night...west winds 15 to 25 kt becoming northwest
10 to 20 kt. waves 3 to 5 ft subsiding to 1 to 3 ft. 
.thursday...northwest winds 15 to 25 kt increasing to 30 kt.
waves 1 to 3 ft. 
.friday...north winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 2 ft.  

$$

fzus63 kmkx 240806
glflm 
expires:202608241530;;269877

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
306 am cdt mon aug 24 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 around 29.6 inches in eastern ontario will linger 
through this evening, resulting in breezy northwest winds across 
the northern third of lake michigan. high pressure around 30.1 
inches drift across wisconsin and lake michigan through tuesday
afternoon and winds will diminish and become light and variable. 
look for south to southwest winds to develop over the lake tuesday
afternoon as the high shifts into ontario and 29.7 inch low 
pressure approaches from the northern great plains tuesday night 
into wednesday. 

the low will cross lake michigan wednesday afternoon, bringing a 
breezy northwest wind shift, but gales are not expected as this 
occurs. showers and thunderstorms will accompany the 
approaching/passing surface low tuesday night into wednesday 
afternoon, but they are not expected to be severe. the next area 
of 30.1 inch high pressure will gradually build toward lake 
michigan from the northern great plains wednesday night through 
friday.


lmz080-669-671-673-675-777-779-870-872-874-876-878-241530-
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-
306 am cdt mon aug 24 2026

sheboygan wi to pentwater mi south...

.today...northwest winds 10 to 20 kt becoming north. waves 3 to
5 ft. 
.tonight...north winds 10 to 20 kt diminishing to 5 to 10 kt late
in the evening, then becoming west after midnight becoming west
5 to 10 kt late. waves 2 to 4 ft subsiding to 1 to 2 ft. 
.tuesday...southwest winds 5 to 10 kt increasing to 10 to 15 kt
late in the morning, then becoming south 10 to 20 kt in the
afternoon. waves 1 to 3 ft building to 3 to 5 ft. 
.tuesday night...south winds 10 to 20 kt increasing to 15 to
25 kt. waves 4 to 6 ft occasionally to 8 ft. 
.wednesday...southwest winds to 30 kt. chance of showers in the
afternoon. waves 4 to 7 ft occasionally to 9 ft. 
.wednesday night...southwest winds 15 to 25 kt becoming west
10 to 20 kt. waves 3 to 5 ft subsiding to 1 to 3 ft. 
.thursday...northwest winds 10 to 20 kt. waves 2 to 4 ft. 
.friday...north winds 10 to 15 kt. waves 1 to 2 ft.  

$$