fzus61 kcle 161357
glfle 
expires:202608162015;;291652

open lake forecast for lake erie
national weather service cleveland oh
957 am edt sun aug 16 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 warm front will lift northeast away from lake erie this morning
with a cold front moving east across the lake late tonight into
early monday morning. high pressure 30.00 inches will build into
the region monday through tuesday before the next cold front
pushes southeast across the region wednesday. high pressure 30.00
inches will build across the great lakes thursday.


lez162>164-162015-
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-
957 am edt sun aug 16 2026

.rest of today...southwest winds around 10 knots becoming west. a
chance of showers with a slight chance of thunderstorms late this
morning, then showers with a chance of thunderstorms early this
afternoon. a chance of showers and thunderstorms late. some
thunderstorms may produce heavy rainfall. waves 1 to 2 feet. 
.tonight...west winds 10 to 15 knots becoming northwest. a chance
of showers and thunderstorms early, then a slight chance of
showers and thunderstorms late in the evening. some thunderstorms
may produce heavy rainfall early. waves 1 to 2 feet. 
.monday...north winds 5 to 15 knots becoming northwest. waves
2 feet or less. 
.monday night...northwest winds 10 knots or less becoming west.
waves 1 foot or less. 
.tuesday...west winds 5 to 15 knots. a chance of showers and
thunderstorms tuesday night. waves 2 feet or less. 
.wednesday...west winds 5 to 15 knots becoming northeast. a
chance of showers and thunderstorms during the day, then a chance
of showers wednesday night. waves 1 to 2 feet. 
.thursday...north winds 5 to 10 knots becoming southeast. waves
2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 161348
glfsc 
expires:202608162200;;291511

lake st clair forecast
national weather service detroit/pontiac mi
948 am edt sun aug 16 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 of 30.20 inches moves over the northeast
through today as low pressure of 29.6 inches moves east across
ontario. as the low tracks east, it will push a cold front across
the central great lakes region late this evening. this cold front
brings in a 6-8 hour bout of 20-25 knot northwest winds tonight
into early monday morning and chances for thunderstorms this
afternoon and evening.


lcz460-162200-
lake st clair-
948 am edt sun aug 16 2026

.rest of today...southwest winds 5 to 10 knots. mostly cloudy. a
chance of light showers in the late morning and early afternoon. a
chance of thunderstorms in the afternoon. light showers likely late
in the afternoon. waves 2 feet or less.
.tonight...west winds 5 to 10 knots becoming northwest 10 to 15
knots by midnight...then veering to the north early in the morning.
partly cloudy becoming mostly cloudy. a chance of showers and
thunderstorms early in the evening. waves 2 feet or less.
.monday...northwest winds 10 to 15 knots diminishing to 5 to 10
knots early in the afternoon. partly sunny. waves 2 feet or less.
.monday night...north winds 5 to 10 knots veering to the east by
midnight...then becoming light and variable after midnight. mostly
clear. waves 2 feet or less.
.tuesday...west winds 5 to 10 knots becoming southwest 10 to 15
knots in the afternoon and evening. sunny becoming mostly sunny in
the afternoon becoming partly cloudy. waves 2 feet or less.
.wednesday...northeast winds 10 to 15 knots. partly cloudy. a chance
of showers and thunderstorms. waves 2 feet or less.
.thursday...east winds 5 to 10 knots. mostly clear. waves 2 feet or
less.

$$

fzus63 kdtx 161347
glflh 
expires:202608162200;;291509

open lake forecast for lake huron
national weather service detroit/pontiac mi
947 am edt sun aug 16 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 of 30.20 inches moves over the northeast
through today as low pressure of 29.6 inches moves east across
ontario. as the low tracks east, it will push a cold front across
the central great lakes region late this evening. this cold front
brings in a 6-8 hour bout of 20-25 knot northwest winds tonight
into early monday morning and chances for thunderstorms this
afternoon and evening.


lhz462>464-162200-
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-
947 am edt sun aug 16 2026

.rest of today...southeast winds 10 to 15 knots becoming south
5 to 10 knots in the afternoon. a chance of showers in the
afternoon. waves 1 to 3 feet. 
.tonight...north winds 5 to 10 knots becoming northwest 10 to
15 knots late in the evening...then increasing to 15 to 20 knots
after midnight. a chance of showers. waves 1 to 3 feet building
to 4 to 6 feet after midnight. waves occasionally around 8 feet. 
.monday...northwest winds 10 to 15 knots. waves 3 to 5 feet. 
.monday night...light and variable winds. waves 1 to 3 feet. 
.tuesday...southwest winds 5 to 10 knots becoming south 10 to
15 knots late in the afternoon...then veering to the west late in
the evening. showers likely and a chance of thunderstorms late in
the afternoon. rain showers likely late in the evening. waves
1 to 3 feet. 
.wednesday...northwest winds 10 to 15 knots. showers likely early
in the morning. waves 1 to 3 feet. 
.thursday...northwest winds 5 to 10 knots veering to the
northeast by midnight. waves 2 feet or less. 


$$

fzus63 kmkx 161822
glflm 
expires:202608170315;;301284

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
122 pm cdt sun aug 16 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...

a cold front is approaching the open waters of lake michigan this 
afternoon, resulting in breezy west-northwest winds. these 
conditions will continue into this evening as the front clears east 
of the waters. a scattered shower or thunderstorm is possible along 
the departing boundary, particularly over the southern third of the 
waters. severe weather is not anticipated.

a new area of 30.1 inch high pressure will build in from the 
northern great plains late tonight into monday, bringing light and
variable winds to the waters through the majority of monday and 
monday night. a slow-moving cold front will approach from the 
northern great plains tuesday into wednesday, bringing increasing 
southwest winds and chances for thunderstorms. tuesday evening and
night appears most favored for storm potential, with storm 
chances expected to move well south of the waters on wednesday. 
30.0 inch high pressure will move through the western great lakes
wednesday through thursday, with light and variable winds 
prevailing across the waters. the next thunderstorm chances arrive
friday afternoon and evening, when the next cold front is 
expected to move across lake michigan.


lmz261-362-364-366-563-565-567-868-170315-
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-
122 pm cdt sun aug 16 2026

sheboygan wi to pentwater mi north...

.tonight...north winds 15 to 25 kt diminishing to 10 to 15 kt.
waves 2 to 4 ft subsiding to 1 to 3 ft. 
.monday...northwest winds 10 to 15 kt backing to southwest 10 to
20 kt. waves 1 to 2 ft. 
.monday night...southwest winds 10 to 20 kt. waves 2 to 4 ft. 
.tuesday...west winds 15 to 25 kt. chance of showers in the
afternoon. waves 2 to 4 ft. 
.tuesday night...north winds 10 to 20 kt. chance of showers in
the evening. waves 2 to 4 ft. 
.wednesday...northwest winds 10 to 15 kt increasing to 10 to
20 kt. waves 1 to 3 ft. 
.wednesday night...east winds 10 to 20 kt becoming northeast 5 to
10 kt. waves 1 to 2 ft. 
.thursday...west winds 5 to 10 kt becoming southwest 10 to 20 kt.
waves 1 ft or less. 
.friday...southwest winds 15 to 25 kt increasing to 30 kt. waves
2 to 4 ft.  

$$

fzus63 kmkx 161822
glflm 
expires:202608170315;;301285

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
122 pm cdt sun aug 16 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...

a cold front is approaching the open waters of lake michigan this 
afternoon, resulting in breezy west-northwest winds. these 
conditions will continue into this evening as the front clears east 
of the waters. a scattered shower or thunderstorm is possible along 
the departing boundary, particularly over the southern third of the 
waters. severe weather is not anticipated.

a new area of 30.1 inch high pressure will build in from the 
northern great plains late tonight into monday, bringing light and
variable winds to the waters through the majority of monday and 
monday night. a slow-moving cold front will approach from the 
northern great plains tuesday into wednesday, bringing increasing 
southwest winds and chances for thunderstorms. tuesday evening and
night appears most favored for storm potential, with storm 
chances expected to move well south of the waters on wednesday. 
30.0 inch high pressure will move through the western great lakes
wednesday through thursday, with light and variable winds 
prevailing across the waters. the next thunderstorm chances arrive
friday afternoon and evening, when the next cold front is 
expected to move across lake michigan.


lmz080-669-671-673-675-777-779-870-872-874-876-878-170315-
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-
122 pm cdt sun aug 16 2026

sheboygan wi to pentwater mi south...

.tonight...northwest winds 10 to 20 kt becoming northeast. waves
2 to 4 ft. 
.monday...north winds 10 to 15 kt. waves 2 to 4 ft subsiding to
1 to 2 ft. 
.monday night...southwest winds 10 to 15 kt increasing to 10 to
20 kt. waves 2 to 4 ft. 
.tuesday...southwest winds 10 to 20 kt. waves 2 to 4 ft. 
.tuesday night...west winds 10 to 20 kt veering to north. chance
of showers. waves 2 to 4 ft. 
.wednesday...northeast winds 10 to 15 kt becoming north 10 to
20 kt. chance of showers in the morning. waves 2 to 4 ft. 
.wednesday night...northeast winds 10 to 15 kt backing to
northwest 5 to 10 kt. waves 1 to 2 ft. 
.thursday...southwest winds 5 to 10 kt becoming south 10 to
15 kt. waves 1 to 2 ft. 
.friday...south winds 10 to 20 kt increasing to 15 to 25 kt.
waves 1 to 3 ft.  

$$