fzus61 kcle 300739
glfle 
expires:202608301415;;595919

open lake forecast for lake erie
national weather service cleveland oh
339 am edt sun aug 30 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...
high pressure 30.20 inches over the mid-atlantic continues to 
influence lake erie. a warm front will lift north across the 
region today and settle across the eastern portion of the lake
through tuesday. low pressure 29.90 inches moves north of the
great lakes wednesday passing a cold front through the area on
thursday. 


lez162-163-301415-
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-
339 am edt sun aug 30 2026

.today...southwest winds 5 to 10 knots becoming south. a slight
chance of showers through early afternoon. waves 1 foot or less. 
.tonight...southeast winds 5 to 10 knots becoming southwest. a
chance of showers early. waves 1 foot or less. 
.monday...southwest winds around 10 knots. waves 1 foot or less. 
.monday night...southwest winds 10 to 15 knots. waves 2 feet or
less. 
.tuesday...southwest winds 5 to 15 knots. waves 2 feet or less. 
.wednesday...southwest winds 5 to 10 knots. a chance of showers
and thunderstorms wednesday night. waves around 1 foot. 
.thursday...west winds 5 to 10 knots becoming northeast. a chance
of showers. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 300739
glfle 
expires:202608301415;;595920

open lake forecast for lake erie
national weather service cleveland oh
339 am edt sun aug 30 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...
high pressure 30.20 inches over the mid-atlantic continues to 
influence lake erie. a warm front will lift north across the 
region today and settle across the eastern portion of the lake
through tuesday. low pressure 29.90 inches moves north of the
great lakes wednesday passing a cold front through the area on
thursday. 


lez164>166-301415-
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-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-
339 am edt sun aug 30 2026

.today...southwest winds 5 to 10 knots becoming south. a slight
chance of showers this afternoon. waves 1 to 2 feet. 
.tonight...east winds 5 to 10 knots becoming southwest. a chance
of showers with a slight chance of thunderstorms in the evening,
then a slight chance of showers and thunderstorms after midnight.
waves 1 foot or less. 
.monday...southwest winds 5 to 10 knots. waves 1 to 2 feet. 
.monday night...southwest winds 5 to 15 knots. waves 1 to 3 feet.
.tuesday...southwest winds 5 to 15 knots. waves 1 to 3 feet. 
.wednesday...southwest winds 5 to 15 knots. a chance of showers
and thunderstorms wednesday night. waves 1 to 2 feet. 
.thursday...west winds 5 to 10 knots becoming northeast. a chance
of showers. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 300721
glfsc 
expires:202608301530;;595440

lake st clair forecast
national weather service detroit/pontiac mi
321 am edt sun aug 30 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...the great lakes are located in between the exiting
high pressure system, 30.30 inches, centered over the mid
atlantic coast and low pressure, 29.70 inches, developing over
the dakotas. active pattern returns late today into monday as a 
warm front lifts through the area bringing showers and storms.


lcz460-301530-
lake st clair-
321 am edt sun aug 30 2026

.today...south winds 5 to 10 knots. mostly cloudy. showers likely in
the late morning and afternoon. waves 2 feet or less.
.tonight...southeast winds 5 to 10 knots veering to the southwest
early in the morning. mostly cloudy. showers likely early in the
evening...then a chance of thunderstorms late in the evening. a
chance of light showers in the late evening and overnight. waves 2
feet or less.
.monday...southwest winds 5 to 10 knots. mostly cloudy. a chance of
light showers early in the morning. waves 2 feet or less.
.monday night...south winds 5 to 10 knots becoming southwest 10 to
15 knots in the late evening and overnight. partly cloudy. waves 2
feet or less.
.tuesday...southwest winds 5 to 10 knots. partly cloudy. waves 2
feet or less.
.wednesday...southwest winds 5 to 10 knots. partly cloudy. a chance
of showers and thunderstorms. waves 2 feet or less.
.thursday...northeast winds 5 to 10 knots. partly cloudy. a chance
of showers and thunderstorms. waves 2 feet or less.

$$

fzus63 kdtx 300721
glflh 
expires:202608301530;;595438

open lake forecast for lake huron
national weather service detroit/pontiac mi
321 am edt sun aug 30 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...the great lakes are located in between the exiting
high pressure system, 30.30 inches, centered over the mid
atlantic coast and low pressure, 29.70 inches, developing over
the dakotas. active pattern returns late today into monday as a 
warm front lifts through the area bringing showers and storms.


lhz462>464-301530-
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-
321 am edt sun aug 30 2026

.today...southeast winds 5 to 10 knots veering to the south late
in the morning...then increasing to 10 to 15 knots early in the
afternoon decreasing to 5 to 10 knots late in the afternoon.
showers in the morning...then showers and a chance of
thunderstorms in the afternoon. waves 2 feet or less. 
.tonight...southeast winds 5 to 10 knots. showers and a chance of
thunderstorms in the evening...then a chance of showers after
midnight. waves 2 feet or less. 
.monday...south winds 5 to 10 knots. a chance of showers. waves
2 feet or less. 
.monday night...south winds 5 to 10 knots increasing to 10 to
15 knots by midnight...then decreasing to 5 to 10 knots after
midnight. waves 2 feet or less. 
.tuesday...west winds 5 to 10 knots backing to the east late in
the afternoon...then veering to the south late in the evening. a
chance of showers late in the afternoon. a chance of
thunderstorms late in the evening. waves 2 feet or less. 
.wednesday...southwest winds 5 to 10 knots veering to the north .
a chance of showers and thunderstorms...then a chance of showers
by midnight. waves 2 feet or less. 
.thursday...northwest winds 5 to 10 knots veering to the north .
a chance of showers early in the morning. waves 2 feet or less. 


$$

fzus63 kmkx 300815
glflm 
expires:202608301530;;597700

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
315 am cdt sun aug 30 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 southerly winds are expected today between high pressure 
around 30.2 inches and high pressure of 30.1 inches over the
northeast us. breezy southerlies then remain into monday as the 
low will lift northeast from the plains toward western lake 
superior. scattered thunderstorms will occur at times from early
this morning into the first half of the week. a weak cold front 
will finally arrive late tuesday night and wednesday with light 
northerly winds eventually taking hold.


lmz261-362-364-366-563-565-567-868-301530-
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-
315 am cdt sun aug 30 2026

sheboygan wi to pentwater mi north...

.today...south winds 15 to 25 kt becoming southeast 10 to 20 kt.
chance of showers and slight chance of thunderstorms. waves 4 to
6 ft occasionally to 8 ft. 
.tonight...southeast winds 10 to 20 kt. slight chance of showers
and thunderstorms in the evening, then chance of showers and
slight chance of thunderstorms overnight. waves 3 to 5 ft
subsiding to 2 to 4 ft. 
.monday...southeast winds 10 to 20 kt becoming south 15 to 25 kt.
chance of showers in the morning. waves 2 to 4 ft building to
4 to 6 ft occasionally to 8 ft. 
.monday night...south winds 15 to 25 kt becoming west 10 to 15 kt
overnight. waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to
4 ft. 
.tuesday...south winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 3 ft. 
.tuesday night...south winds 10 to 15 kt becoming southwest 5 to
10 kt. waves 1 to 2 ft. 
.wednesday...southwest winds 10 to 15 kt veering to north. chance
of showers. waves 1 to 2 ft. 
.thursday...north winds 10 to 15 kt. waves 1 to 2 ft.  

$$

fzus63 kmkx 300815
glflm 
expires:202608301530;;597701

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
315 am cdt sun aug 30 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 southerly winds are expected today between high pressure 
around 30.2 inches and high pressure of 30.1 inches over the
northeast us. breezy southerlies then remain into monday as the 
low will lift northeast from the plains toward western lake 
superior. scattered thunderstorms will occur at times from early
this morning into the first half of the week. a weak cold front 
will finally arrive late tuesday night and wednesday with light 
northerly winds eventually taking hold.


lmz080-669-671-673-675-777-779-870-872-874-876-878-301530-
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-
315 am cdt sun aug 30 2026

sheboygan wi to pentwater mi south...

.today...south winds 15 to 25 kt. chance of showers and slight
chance of thunderstorms this morning, then slight chance of
showers and thunderstorms this afternoon. waves 4 to 7 ft
occasionally to 9 ft. 
.tonight...south winds 10 to 20 kt. slight chance of showers and
thunderstorms. waves 3 to 5 ft subsiding to 2 to 4 ft. 
.monday...south winds 10 to 20 kt increasing to 15 to 25 kt.
chance of showers in the morning. waves 4 to 6 ft occasionally to
8 ft. 
.monday night...southwest winds 10 to 20 kt diminishing to 10 to
15 kt. waves 3 to 5 ft subsiding to 2 to 4 ft. 
.tuesday...southwest winds 10 to 15 kt becoming south. waves 1 to
3 ft. 
.tuesday night...south winds 10 to 15 kt becoming southwest.
waves 1 to 2 ft. 
.wednesday...southwest winds 10 to 15 kt becoming south 10 to
20 kt. waves 1 to 2 ft. 
.thursday...north winds 10 to 15 kt. chance of showers. waves
1 to 3 ft.  

$$