fzus61 kcle 030159
glfle 
expires:202608030815;;527626

open lake forecast for lake erie
national weather service cleveland oh
959 pm 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 exit to the northeast early 
monday. high pressure 30.00 inches will build over the region 
monday through tuesday. low pressure 29.90 inches will cross the 
lake on wednesday with a slow-moving frontal boundary approaching 
from the west thursday and friday.


lez162>164-030815-
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-
959 pm edt sun aug 2 2026

.rest of tonight...north winds 15 to 20 knots. waves 3 to 5 feet.
.monday...north winds 5 to 15 knots becoming northeast. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.monday night...northeast winds 5 to 10 knots becoming southeast.
waves 2 feet or less. 
.tuesday...south winds less than 10 knots becoming east. waves
1 foot or less. 
.tuesday night...east winds less than 10 knots becoming south.
waves 1 foot or less. 
.wednesday...southwest winds 10 knots or less. waves 1 foot or
less. 
.thursday...southwest winds 10 knots or less. a chance of showers
and thunderstorms during the day, then showers likely with a
chance of thunderstorms thursday night. waves 1 foot or less. 
.friday...west winds 5 to 10 knots becoming southwest. a chance
of showers. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 030200
glfsc 
expires:202608031000;;527692

lake st clair forecast
national weather service detroit/pontiac mi
1000 pm 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, exits the ohio valley into
appalachia tonight. the chance for additional showers and
thunderstorms wanes this evening as the main axis of showers
clears east. high pressure influence then builds into the region
overnight and into monday offering drier weather and weaker
winds.


lcz460-031000-
lake st clair-
1000 pm edt sun aug 2 2026

...small craft advisory in effect until 4 am edt monday...

.rest of tonight...north winds 20 to 25 knots diminishing to 15 to
20 knots after midnight. partly cloudy in the late evening and early
morning then clearing. waves 2 to 4 feet subsiding to 1 to 3 feet
after midnight.
.monday...north winds 10 to 15 knots becoming northeast 5 to 10
knots late in the afternoon. sunny. waves 2 feet or less.
.monday night...northeast winds 5 to 10 knots becoming light and
variable. clear. waves 2 feet or less.
.tuesday...light and variable winds becoming southeast 5 to 10 knots
in the late morning and afternoon. sunny. waves 2 feet or less.
.tuesday night...south winds 5 to 10 knots. clear. waves 2 feet or
less.
.wednesday...light and variable winds becoming south 5 to 10 knots
in the afternoon and evening. mostly sunny becoming sunny in the
afternoon becoming mostly clear. waves 2 feet or less.
.thursday...south winds 5 to 10 knots. partly cloudy. showers likely
and a chance of thunderstorms. waves 2 feet or less.
.friday...south winds 5 to 10 knots. partly cloudy. a chance of
showers. waves 2 feet or less.

$$

fzus63 kdtx 030200
glflh 
expires:202608031000;;527690

open lake forecast for lake huron
national weather service detroit/pontiac mi
1000 pm 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, exits the ohio valley into
appalachia tonight. the chance for additional showers and
thunderstorms wanes this evening as the main axis of showers
clears east. high pressure influence then builds into the region
overnight and into monday offering drier weather and weaker
winds.


lhz462>464-031000-
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-
1000 pm edt sun aug 2 2026

.rest of tonight...north winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. waves 4 to 6 feet. waves occasionally
around 8 feet. 
.monday...north winds 10 to 15 knots. waves 2 to 4 feet. 
.monday night...light and variable winds. waves 1 to 3 feet. 
.tuesday...south winds 5 to 10 knots. waves 2 feet or less. 
.tuesday night...southeast winds 5 to 10 knots becoming south
10 to 15 knots by midnight...then decreasing to 5 to 10 knots
after midnight. waves 2 feet or less. 
.wednesday...south winds 5 to 10 knots backing to the southeast
late in the afternoon...then backing to the north late in the
evening. a chance of showers late in the evening. waves 2 feet or
less. 
.thursday...north winds 5 to 10 knots becoming light and
variable. a chance of showers. waves 2 feet or less. 
.friday...light and variable winds becoming south 5 to 10 knots
in the late morning and early afternoon...then backing to the
east early in the evening veering to the south by midnight. waves
2 feet or less. 


$$

fzus63 kmkx 030201
glflm 
expires:202608030930;;527732

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
901 pm 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 to gradually
subside tonight over central and southern lake michigan as low 
pressure around 29.7 inches into the eastern ohio valley and a 
ridge of high pressure around 30.0 inches stretches from james bay
to the upper mississippi river valley. 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.


lmz261-362-364-366-563-565-567-868-030930-
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-
901 pm cdt sun aug 2 2026

sheboygan wi to pentwater mi north...

.rest of tonight...north winds 15 to 25 kt becoming northeast
5 to 10 kt. waves 4 to 6 ft occasionally to 8 ft subsiding to
2 to 4 ft. 
.monday...north winds 5 to 10 kt backing to southwest. waves 1 to
2 ft. 
.monday night...south winds 10 to 15 kt. waves 1 to 2 ft. 
.tuesday...south winds 15 to 25 kt increasing to 30 kt. waves
2 to 4 ft building to 3 to 5 ft. 
.tuesday night...southwest winds 15 to 25 kt diminishing to 10 to
15 kt overnight. chance of showers in the evening, then showers
likely overnight. waves 3 to 5 ft subsiding to 2 to 4 ft. 
.wednesday...northwest winds 10 to 15 kt becoming west. chance of
showers in the morning. waves 1 to 3 ft. 
.wednesday night...east winds 10 to 15 kt diminishing to 5 to
10 kt. waves 1 ft or less. 
.thursday...south winds 10 to 15 kt becoming southwest. waves
1 to 2 ft. 
.friday...southwest winds 10 to 20 kt increasing to 15 to 25 kt.
waves 1 to 3 ft.  

$$

fzus63 kmkx 030201
glflm 
expires:202608030930;;527733

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
901 pm 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 to gradually
subside tonight over central and southern lake michigan as low 
pressure around 29.7 inches into the eastern ohio valley and a 
ridge of high pressure around 30.0 inches stretches from james bay
to the upper mississippi river valley. 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.


lmz080-669-671-673-675-777-779-870-872-874-876-878-030930-
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-
901 pm cdt sun aug 2 2026

sheboygan wi to pentwater mi south...

.rest of tonight...north winds to 30 kt diminishing to 15 to
25 kt late this evening, then becoming northeast 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 5 to 10 kt becoming north 10 to 15 kt.
waves 2 to 4 ft subsiding to 1 to 2 ft. 
.monday night...northeast winds 10 to 15 kt veering to south 5 to
10 kt. waves 1 to 2 ft. 
.tuesday...south winds 10 to 20 kt increasing to 15 to 25 kt.
waves 1 to 3 ft building to 3 to 5 ft. 
.tuesday night...south winds 10 to 20 kt becoming southwest 10 to
15 kt. chance of showers overnight. waves 3 to 5 ft subsiding to
1 to 3 ft. 
.wednesday...west winds 10 to 15 kt becoming southwest. chance of
showers. waves 1 to 3 ft. 
.wednesday night...east winds 5 to 10 kt veering to southwest.
showers likely with a chance of thunderstorms. waves 1 to 2 ft.
.thursday...north winds 5 to 10 kt increasing to 10 to 15 kt.
chance of showers. waves 1 ft or less. 
.friday...southwest winds 10 to 15 kt becoming south 10 to 20 kt.
waves 1 to 2 ft.  

$$