fzus61 kcle 010744
glfle 
expires:202608011415;;431908

open lake forecast for lake erie
national weather service cleveland oh
344 am edt sat aug 1 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 29.60 inches will move east into ohio today, moving 
just south of lake erie. this low will slowly drift east through 
sunday before high pressure 30.00 inches returns for the start of 
next week and persists through at least midweek. 


lez162>164-011415-
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-
344 am edt sat aug 1 2026

.today...southeast winds 5 to 10 knots becoming east. a chance of
showers early. a chance of showers with a slight chance of
thunderstorms late. waves 1 foot or less. 
.tonight...east winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers and thunderstorms early, then
showers with a chance of thunderstorms from late evening on.
waves 1 to 3 feet. 
.sunday...east winds 10 to 15 knots becoming northeast 15 to
20 knots. showers with a chance of thunderstorms. waves 1 to
3 feet. 
.sunday night...northeast winds 15 to 20 knots. a chance of
showers and thunderstorms in the evening, then a chance of
showers overnight. waves 2 to 4 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. 
.tuesday...northeast winds 10 knots or less becoming east. waves
2 feet or less. 
.wednesday...west winds 5 to 10 knots becoming southwest. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 010744
glfsc 
expires:202608011600;;431912

lake st clair forecast
national weather service detroit/pontiac mi
344 am edt sat aug 1 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 eastward
across the ohio valley through the weekend. this brings rain and
isolated thunderstorm chances to the great lakes both today and
sunday along with elevated northeast winds and waves into saginaw
bay and the thumb nearshores.


lcz460-011600-
lake st clair-
344 am edt sat aug 1 2026

.today...east winds 5 to 10 knots. mostly cloudy. waves 2 feet or
less.
.tonight...northeast winds 5 to 10 knots increasing to 10 to 15
knots in the late evening and overnight. mostly cloudy. a chance of
light showers ...then light showers likely early in the morning.
waves 2 feet or less.
.sunday...northeast winds 10 to 15 knots. showers and a chance of
thunderstorms. waves 1 to 3 feet.
.sunday night...north winds 15 to 20 knots. mostly cloudy with light
showers likely and a chance of thunderstorms early in the
evening...then mostly cloudy with a chance of light showers by
midnight. partly cloudy after midnight. waves 1 to 3 feet.
.monday...north winds 10 to 15 knots. partly cloudy in the morning
then clearing. waves 2 feet or less.
.tuesday...southeast winds 5 to 10 knots. mostly clear. waves 2 feet
or less.
.wednesday...south winds 5 to 10 knots. mostly clear. waves 2 feet
or less.

$$

fzus63 kdtx 010743
glflh 
expires:202608011600;;431906

open lake forecast for lake huron
national weather service detroit/pontiac mi
343 am edt sat aug 1 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 eastward
across the ohio valley through the weekend. this brings rain and
isolated thunderstorm chances to the great lakes both today and
sunday along with elevated northeast winds and waves into saginaw
bay and the thumb nearshores.


lhz462>464-011600-
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-
343 am edt sat aug 1 2026

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


$$

fzus63 kmkx 010749
glflm 
expires:202608011530;;432035

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
249 am cdt sat aug 1 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 will slowly progress across
northern or central illinois today, allowing winds to slowly 
shift from eastward to northeastward. expect gusts around 30 kt 
in the southern half of the lake. an isolated gale cannot be ruled
out. the low will gradually move east through the ohio valley 
through sunday night, turning winds to northerly and bringing 30 
kt wind gusts again sunday afternoon. isolated gales become 
possible once again sunday afternoon. winds will gradually 
diminish through sunday night. high pressure around 30.0 inches 
then builds into the eastern great lakes monday, lingering through
tuesday night. winds remain light and variable through this time.



lmz261-362-364-366-563-565-567-868-011530-
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-
249 am cdt sat aug 1 2026

sheboygan wi to pentwater mi north...

.today...northeast winds 15 to 25 kt becoming north 10 to 20 kt.
chance of showers. waves 2 to 4 ft. 
.tonight...northeast winds 10 to 20 kt. slight chance of showers
in the evening. waves 3 to 5 ft. 
.sunday...northeast winds 10 to 20 kt becoming north to 30 kt.
waves 4 to 7 ft occasionally to 9 ft. 
.sunday night...north winds to 30 kt becoming northeast 10 to
20 kt overnight. waves 4 to 7 ft occasionally to 9 ft subsiding
to 2 to 4 ft. 
.monday...northeast winds 10 to 15 kt becoming north 15 to 25 kt
in the afternoon. waves 1 to 3 ft. 
.monday night...east winds 10 to 20 kt veering to south 5 to
10 kt. waves 1 to 3 ft. 
.tuesday...south winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 2 ft. 
.wednesday...west winds 10 to 15 kt becoming northwest. waves
1 to 2 ft.  

$$

fzus63 kmkx 010749
glflm 
expires:202608011530;;432036

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
249 am cdt sat aug 1 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 will slowly progress across
northern or central illinois today, allowing winds to slowly 
shift from eastward to northeastward. expect gusts around 30 kt 
in the southern half of the lake. an isolated gale cannot be ruled
out. the low will gradually move east through the ohio valley 
through sunday night, turning winds to northerly and bringing 30 
kt wind gusts again sunday afternoon. isolated gales become 
possible once again sunday afternoon. winds will gradually 
diminish through sunday night. high pressure around 30.0 inches 
then builds into the eastern great lakes monday, lingering through
tuesday night. winds remain light and variable through this time.



lmz080-669-671-673-675-777-779-870-872-874-876-878-011530-
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-
249 am cdt sat aug 1 2026

sheboygan wi to pentwater mi south...

.today...east winds 15 to 25 kt becoming northeast to 30 kt.
showers and slight chance of thunderstorms this morning, then
showers likely with slight chance of thunderstorms this
afternoon. waves 5 to 8 ft occasionally to 10 ft. 
.tonight...northeast winds to 30 kt diminishing to 15 to 25 kt.
chance of showers in the evening, then slight chance of showers
overnight. waves 6 to 9 ft occasionally to 12 ft. 
.sunday...northeast winds 15 to 25 kt becoming north to 30 kt.
waves 6 to 9 ft occasionally to 12 ft. 
.sunday night...north winds to 30 kt becoming northeast 10 to
20 kt overnight. waves 6 to 9 ft occasionally to 12 ft subsiding
to 4 to 7 ft occasionally to 9 ft. 
.monday...northeast winds 10 to 15 kt becoming north 15 to 25 kt
in the afternoon. waves 3 to 5 ft subsiding to 1 to 3 ft. 
.monday night...north winds 10 to 20 kt becoming east 5 to 10 kt.
waves 1 to 3 ft. 
.tuesday...east winds 5 to 10 kt veering to southwest 10 to
20 kt. waves 1 to 2 ft. 
.wednesday...west winds 10 to 15 kt becoming southwest. waves
1 to 2 ft.  

$$