fzus61 kcle 280106
glfle 
expires:202608280815;;473547

open lake forecast for lake erie
national weather service cleveland oh
906 pm edt thu aug 27 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 of 30.10 inches builds into the great lakes friday 
before settling to the mid-atlantic region sunday. a warm front 
moves north across lake erie sunday night. low pressure of 29.70 
inches will approach the upper great lakes on tuesday.


lez162-163-280815-
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-
906 pm edt thu aug 27 2026

.overnight...northwest winds 5 to 10 knots becoming
northeast. a chance of waterspouts late. waves 1 foot or less. 
.friday...northeast winds 10 knots or less becoming east. a
chance of waterspouts early. waves 2 feet or less. 
.friday night...southeast winds 5 to 10 knots becoming south.
waves 1 foot or less. 
.saturday...south winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.saturday night...southeast winds 5 to 10 knots becoming south.
waves 1 foot or less. 
.sunday...southwest winds 5 to 10 knots. waves 1 foot or less. 
.monday...southwest winds around 10 knots. waves 1 foot or less. 
.tuesday...southwest winds around 10 knots. a chance of showers
and thunderstorms tuesday night. waves around 1 foot. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 280106
glfle 
expires:202608280815;;473548

open lake forecast for lake erie
national weather service cleveland oh
906 pm edt thu aug 27 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 of 30.10 inches builds into the great lakes friday 
before settling to the mid-atlantic region sunday. a warm front 
moves north across lake erie sunday night. low pressure of 29.70 
inches will approach the upper great lakes on tuesday.


lez164>166-280815-
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-
906 pm edt thu aug 27 2026

.overnight...northwest winds 5 to 10 knots becoming
northeast. a chance of waterspouts. a slight chance of showers
and thunderstorms, then a slight chance of showers late. waves
1 foot or less. 
.friday...northeast winds 5 to 10 knots. a chance of waterspouts
early. waves 1 to 2 feet. 
.friday night...east winds 5 to 10 knots becoming southeast.
waves 1 foot or less. 
.saturday...south winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.saturday night...east winds 10 knots or less becoming south.
waves 1 foot or less. 
.sunday...southwest winds 5 to 15 knots. waves 1 to 2 feet. 
.monday...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.tuesday...southwest winds 10 to 15 knots. a chance of showers
and thunderstorms tuesday night. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 280136
glfsc 
expires:202608280945;;474589

lake st clair forecast
national weather service detroit/pontiac mi
936 pm edt thu aug 27 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, 30.20 inches, drifts over the central
great lakes through early saturday. active pattern returns late
sunday into monday as a warm front lifts through the area
bringing showers and storms.


lcz460-280945-
lake st clair-
936 pm edt thu aug 27 2026

.rest of tonight...north winds 5 to 10 knots becoming northeast 10
to 15 knots after midnight. mostly clear. waves 2 feet or less.
.friday...north winds 5 to 10 knots until late afternoon becoming
light and variable. mostly sunny. waves 2 feet or less.
.friday night...east winds 5 to 10 knots veering to the south after
midnight. clear. waves 2 feet or less.
.saturday...southwest winds 5 to 10 knots becoming south 10 to 15
knots early in the afternoon. mostly sunny. waves 2 feet or less.
.saturday night...south winds 10 to 15 knots diminishing to 5 to 10
knots after midnight. partly cloudy. waves 2 feet or less.
.sunday...southwest winds 5 to 10 knots becoming south 10 to 15
knots in the afternoon and evening. partly sunny...then partly
cloudy with a chance of showers in the evening. waves 2 feet or
less.
.monday...southwest winds 10 to 15 knots. mostly cloudy with a
chance of showers. waves 2 feet or less.
.tuesday...southwest winds 5 to 10 knots. partly cloudy. a chance of
showers. waves 2 feet or less.

$$

fzus63 kdtx 280136
glflh 
expires:202608280945;;474585

open lake forecast for lake huron
national weather service detroit/pontiac mi
936 pm edt thu aug 27 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, 30.20 inches, drifts over the central
great lakes through early saturday. active pattern returns late
sunday into monday as a warm front lifts through the area
bringing showers and storms.


lhz462>464-280945-
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-
936 pm edt thu aug 27 2026

.rest of tonight...north winds 10 to 15 knots decreasing to 5 to
10 knots early in the morning. waves 1 to 3 feet. 
.friday...north winds 5 to 10 knots. waves 2 feet or less. 
.friday night...light and variable winds becoming east 5 to
10 knots by midnight...then veering to the south after midnight.
waves 2 feet or less. 
.saturday...south winds 10 to 15 knots decreasing to 5 to
10 knots early in the afternoon. waves 2 feet or less. 
.saturday 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 1 to 3 feet. 
.sunday...southwest winds 5 to 10 knots backing to the southeast
late in the afternoon. a chance of showers late in the morning.
rain showers likely and a chance of thunderstorms late in the
afternoon. waves 2 feet or less. 
.monday...south winds 5 to 10 knots. showers likely and a chance
of thunderstorms early in the morning...then a chance of showers.
waves 2 feet or less. 
.tuesday...southwest winds 5 to 10 knots. a chance of showers.
waves 2 feet or less. 


$$

fzus63 kmkx 280149
glflm 
expires:202608280930;;474838

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
849 pm cdt thu aug 27 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...

high pressure of 30.1 inches will move from ontario into the
northern great lakes by friday morning then shift into the lower
great lakes by friday evening. light northeast to easterly flow is
expected tonight becoming light to modest southerly flow for
friday afternoon and night. modest to breezy southerly winds will
then prevail this weekend and on monday as a trough of low
pressure slowly moves from the great plains to the upper
mississippi river valley. rounds of thunderstorms can be expected
over lake michigan from saturday night into early next week. 



lmz261-362-364-366-563-565-567-868-280930-
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-
849 pm cdt thu aug 27 2026

sheboygan wi to pentwater mi north...

.rest of tonight...northeast winds 10 to 15 kt becoming east 5 to
10 kt. waves 1 to 2 ft. 
.friday...east winds 5 to 10 kt veering to south 10 to 15 kt.
waves 1 to 2 ft. 
.friday night...south winds 10 to 15 kt becoming southwest 10 to
20 kt. waves 1 to 3 ft. 
.saturday...southwest winds 15 to 25 kt. waves 3 to 5 ft.
.saturday night...south winds 15 to 25 kt. chance of showers
overnight. waves 4 to 6 ft occasionally to 8 ft. 
.sunday...south winds to 30 kt. chance of showers in the morning,
then showers likely with a chance of thunderstorms in the
afternoon. waves 6 to 9 ft occasionally to 12 ft. 
.sunday night...south winds to 30 kt diminishing to 10 to 20 kt.
chance of showers. waves 5 to 8 ft occasionally to 10 ft
subsiding to 4 to 6 ft occasionally to 8 ft. 
.monday...south winds 15 to 25 kt. chance of showers. waves 4 to
6 ft occasionally to 8 ft. 
.tuesday...west winds 10 to 20 kt becoming southwest. waves 1 to
3 ft.  

$$

fzus63 kmkx 280149
glflm 
expires:202608280930;;474839

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
849 pm cdt thu aug 27 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...

high pressure of 30.1 inches will move from ontario into the
northern great lakes by friday morning then shift into the lower
great lakes by friday evening. light northeast to easterly flow is
expected tonight becoming light to modest southerly flow for
friday afternoon and night. modest to breezy southerly winds will
then prevail this weekend and on monday as a trough of low
pressure slowly moves from the great plains to the upper
mississippi river valley. rounds of thunderstorms can be expected
over lake michigan from saturday night into early next week. 



lmz080-669-671-673-675-777-779-870-872-874-876-878-280930-
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-
849 pm cdt thu aug 27 2026

sheboygan wi to pentwater mi south...

.rest of tonight...northeast winds 5 to 10 kt becoming east.
waves 1 to 3 ft subsiding to 1 to 2 ft. 
.friday...southeast winds 5 to 10 kt becoming south 10 to 15 kt.
waves 1 to 2 ft. 
.friday night...south winds 10 to 15 kt becoming southwest 10 to
20 kt. waves 1 to 3 ft. 
.saturday...southwest winds 10 to 20 kt becoming south. waves
3 to 5 ft. 
.saturday night...south winds 15 to 25 kt. chance of showers.
waves 3 to 5 ft. 
.sunday...south winds to 30 kt. chance of showers. waves 6 to
9 ft occasionally to 12 ft. 
.sunday night...south winds to 30 kt diminishing to 10 to 20 kt.
chance of showers and thunderstorms. waves 5 to 8 ft occasionally
to 10 ft subsiding to 4 to 6 ft occasionally to 8 ft. 
.monday...southwest winds 15 to 25 kt becoming south. chance of
showers. waves 4 to 6 ft occasionally to 8 ft. 
.tuesday...southwest winds 10 to 20 kt becoming south. chance of
showers. waves 2 to 4 ft.  

$$