fzus61 kcle 020752
glfle 
expires:202608021415;;487006

open lake forecast for lake erie
national weather service cleveland oh
352 am edt sun aug 2 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...
low pressure 29.70 inches will move east just south of lake erie 
today. high pressure 30.00 inches will build south over the region
on monday which will linger into the middle of the week. a weak
low pressure system 29.90 inches will approach the area on
thursday. 


lez162>164-021415-
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-
352 am edt sun aug 2 2026

.today...east winds 15 to 20 knots becoming northeast. showers
with a chance of thunderstorms. waves 1 to 3 feet building to
3 to 5 feet. 
.tonight...northeast winds 15 to 20 knots becoming north. a
chance of showers and thunderstorms early, then a slight chance
of showers late in the evening. waves 3 to 5 feet. 
.monday...north winds 15 to 20 knots becoming northeast 5 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.monday night...northeast winds 5 to 10 knots becoming east.
waves 2 feet or less. 
.tuesday...northeast winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.wednesday...southwest winds 10 knots or less. waves 1 foot or
less. 
.thursday...southwest winds 5 to 10 knots. a chance of showers
and thunderstorms. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 020757
glfsc 
expires:202608021600;;487118

lake st clair forecast
national weather service detroit/pontiac mi
357 am edt sun aug 2 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...low pressure, 29.70 inches, will slowly track
northeastward across the ohio valley today. this brings rain and
isolated thunderstorm chances. high pressure influence then
builds into the region tonight and into monday offering drier
weather and weaker winds.


lcz460-021600-
lake st clair-
357 am edt sun aug 2 2026

...small craft advisory in effect from noon edt today through
late tonight...

.today...northeast winds 15 to 20 knots. gusts around 25 knots
this afternoon. a chance of thunderstorms early in the morning. 
showers until late afternoon. a chance of showers late in the 
afternoon. locally heavy rainfall possible in the late morning and
early afternoon. waves 1 to 3 feet.
.tonight...north winds 20 to 25 knots diminishing to 15 to 20 knots
after midnight. partly cloudy. waves 2 to 4 feet subsiding to 1 to 3
feet after midnight.
.monday...north winds 15 to 20 knots diminishing to 10 to 15 knots
in the late morning and afternoon. sunny. waves 2 feet or less.
.monday night...northeast winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and overnight. clear. waves 2 feet or
less.
.tuesday...light and variable winds becoming southeast 5 to 10 knots
in the afternoon and evening. clear. waves 2 feet or less.
.wednesday...south winds 5 to 10 knots. mostly clear. waves 2 feet
or less.
.thursday...south winds 5 to 10 knots. partly cloudy. a chance of
showers and thunderstorms. waves 2 feet or less.

$$

fzus63 kdtx 020757
glflh 
expires:202608021600;;487121

open lake forecast for lake huron
national weather service detroit/pontiac mi
357 am edt sun aug 2 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...low pressure, 29.70 inches, will slowly track
northeastward across the ohio valley today. this brings rain and
isolated thunderstorm chances. high pressure influence then
builds into the region tonight and into monday offering drier
weather and weaker winds.


lhz462>464-021600-
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-
357 am edt sun aug 2 2026

.today...northeast winds 10 to 15 knots becoming north 15 to
20 knots late in the afternoon. a chance of showers in the
morning. waves 2 to 4 feet building to 3 to 5 feet in the late
morning and afternoon. 
.tonight...north winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. waves 3 to 5 feet. 
.monday...north winds 10 to 15 knots. waves 2 to 4 feet. 
.monday night...north winds 5 to 10 knots early in the evening
becoming light and variable...then becoming east 5 to 10 knots
after midnight. waves 2 to 4 feet subsiding to 1 to 3 feet in the
late evening and overnight. 
.tuesday...light and variable winds becoming south 5 to 10 knots
late in the morning...then backing to the east late in the
afternoon veering to the south late in the evening. waves 2 feet
or less. 
.wednesday...south winds 5 to 10 knots backing to the southeast .
a chance of showers by midnight. waves 2 feet or less. 
.thursday...north winds 5 to 10 knots becoming light and
variable. a chance of showers early in the morning. waves 2 feet
or less. 


$$

fzus63 kmkx 020757
glflm 
expires:202608021515;;487123

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
257 am cdt sun aug 2 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...

breezy north winds and high waves are expected today and this 
evening over central and southern lake michigan. this will occur 
as low pressure around 29.7 inches stretching from central indiana
into western ohio will slowly move into the lower great lakes and
eastern ohio by early this evening, while a ridge of high 
pressure around 30.0 inches stretches from james bay to lake 
superior to the upper mississippi river valley. winds will 
gradually diminish late tonight. high pressure around 30.0 inches 
then builds across lake michigan on monday and slowly moves toward
the lower great lakes monday night. winds remain light and 
variable through this time. next chances for thunderstorms return 
tuesday night through wednesday night as a weak front moves 
southward through the region.



lmz261-362-364-366-563-565-567-868-021515-
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-
257 am cdt sun aug 2 2026

sheboygan wi to pentwater mi north...

.today...northeast winds 15 to 25 kt becoming north to 30 kt.
waves 4 to 7 ft occasionally to 9 ft. 
.tonight...north winds to 30 kt becoming northeast 5 to 10 kt.
waves 4 to 7 ft occasionally to 9 ft subsiding to 1 to 3 ft. 
.monday...northeast winds 5 to 10 kt becoming north 10 to 20 kt.
waves 1 to 2 ft. 
.monday night...east winds 10 to 20 kt becoming south 5 to 10 kt
overnight. waves 1 to 2 ft. 
.tuesday...south winds 10 to 20 kt. waves 2 to 4 ft. 
.tuesday night...south winds 10 to 20 kt becoming southwest 5 to
10 kt. showers likely. waves 2 to 4 ft subsiding to 1 to 3 ft. 
.wednesday...northwest winds 10 to 15 kt increasing to 10 to
20 kt. chance of showers. waves 1 to 2 ft. 
.thursday...southwest winds 10 to 15 kt becoming south 10 to
20 kt. waves 1 to 2 ft.  

$$

fzus63 kmkx 020757
glflm 
expires:202608021515;;487124

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
257 am cdt sun aug 2 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...

breezy north winds and high waves are expected today and this 
evening over central and southern lake michigan. this will occur 
as low pressure around 29.7 inches stretching from central indiana
into western ohio will slowly move into the lower great lakes and
eastern ohio by early this evening, while a ridge of high 
pressure around 30.0 inches stretches from james bay to lake 
superior to the upper mississippi river valley. winds will 
gradually diminish late tonight. high pressure around 30.0 inches 
then builds across lake michigan on monday and slowly moves toward
the lower great lakes monday night. winds remain light and 
variable through this time. next chances for thunderstorms return 
tuesday night through wednesday night as a weak front moves 
southward through the region.



lmz080-669-671-673-675-777-779-870-872-874-876-878-021515-
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-
257 am cdt sun aug 2 2026

sheboygan wi to pentwater mi south...

.today...northeast winds 15 to 25 kt becoming north to 30 kt.
waves 6 to 9 ft occasionally to 12 ft. 
.tonight...north winds to 30 kt becoming northeast 15 to 25 kt
late in the evening, then diminishing to 10 to 20 kt after
midnight diminishing to 10 to 15 kt late. waves 6 to 9 ft
occasionally to 12 ft subsiding to 3 to 5 ft. 
.monday...northeast winds 10 to 15 kt becoming north 10 to 20 kt.
waves 2 to 4 ft subsiding to 1 to 2 ft. 
.monday night...northeast winds 10 to 20 kt veering to southeast
5 to 10 kt overnight. waves 1 to 2 ft. 
.tuesday...south winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 2 ft building to 2 to 4 ft. 
.tuesday night...south winds 10 to 15 kt becoming southwest 5 to
10 kt. waves 2 to 4 ft subsiding to 1 to 2 ft. 
.wednesday...west winds 10 to 15 kt. chance of showers. waves
1 to 2 ft. 
.thursday...southwest winds 5 to 10 kt becoming south 10 to
15 kt. waves 1 ft or less.  

$$