(1/6)
Latest Great Lakes Marine Forecast by KCLE
Issued 5/1/2026 9:27 PM America/New_York.
Valid through 5/2/2026 4:15 AM America/New_York.
fzus61 kcle 020127
glfle
expires:202605020815;;866123
open lake forecast for lake erie
national weather service cleveland oh
927 pm edt fri may 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...
a trough averaging 30.00 inches will linger over lake erie
tonight. high pressure of 30.10 inches will build from the upper
midwest to the gulf coast over the weekend. low pressure of 29.20
inches will pass north of lake superior on monday with a cold
front stalling across lake erie on tuesday. low pressure of 29.60
inches will track northeast along boundary across lake erie
tuesday night, finally pulling the cold front south of the lake on
wednesday.
lez162-163-020815-
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-
927 pm edt fri may 1 2026
.overnight...north winds 5 to 10 knots. showers likely,
then a chance of showers late. waves 1 foot or less.
.saturday...north winds 5 to 10 knots becoming northwest. waves
1 foot or less.
.saturday night...northwest winds 5 to 10 knots becoming west.
waves 1 foot or less.
.sunday...west winds 10 to 15 knots becoming southwest 15 to
20 knots. waves 1 to 2 feet.
.sunday night...southwest winds 15 to 20 knots. waves 1 to 3 feet
building to 2 to 4 feet.
.monday...southwest winds 15 to 20 knots. a chance of showers and
thunderstorms. waves 1 to 3 feet building to 2 to 4 feet.
.tuesday...southwest winds 15 to 20 knots becoming north. showers
likely. waves 2 to 4 feet subsiding to 1 to 3 feet.
.wednesday...north winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers. waves 1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
(2/6)
Latest Great Lakes Marine Forecast by KCLE
Issued 5/1/2026 9:27 PM America/New_York.
Valid through 5/2/2026 4:15 AM America/New_York.
fzus61 kcle 020127
glfle
expires:202605020815;;866124
open lake forecast for lake erie
national weather service cleveland oh
927 pm edt fri may 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...
a trough averaging 30.00 inches will linger over lake erie
tonight. high pressure of 30.10 inches will build from the upper
midwest to the gulf coast over the weekend. low pressure of 29.20
inches will pass north of lake superior on monday with a cold
front stalling across lake erie on tuesday. low pressure of 29.60
inches will track northeast along boundary across lake erie
tuesday night, finally pulling the cold front south of the lake on
wednesday.
lez164>168-020815-
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-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
927 pm edt fri may 1 2026
.overnight...northwest winds 5 to 10 knots becoming north.
rain showers likely. waves around 1 foot.
.saturday...north winds 5 to 10 knots becoming west. a slight
chance of rain showers in the morning. waves 1 foot or less.
.saturday night...west winds 5 to 10 knots. waves 1 foot or less.
.sunday...west winds 5 to 15 knots becoming southwest. waves 1 to
3 feet.
.sunday night...southwest winds 15 to 20 knots. waves 2 to 4 feet
building to 3 to 5 feet.
.monday...southwest winds 15 to 20 knots. a chance of showers
during the day, then a chance of showers and thunderstorms monday
night. waves 3 to 5 feet building to 3 to 6 feet.
.tuesday...southwest winds 15 to 20 knots becoming north. showers
likely. waves 3 to 6 feet subsiding to 1 to 3 feet.
.wednesday...north winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers. waves 1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
(3/6)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/1/2026 9:53 PM America/New_York.
Valid through 5/2/2026 6:00 AM America/New_York.
fzus63 kdtx 020153
glfsc
expires:202605021000;;866676
lake st clair forecast
national weather service detroit/pontiac mi
953 pm edt fri may 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...a slow moving low pressure system will exit the great
lakes today while concurrently a weak diffuse high pressure
system builds in. this will promote another day of lighter
northwest flow. a warm front enters tomorrow, backing winds from
northwest to southwest.
lcz460-021000-
lake st clair-
953 pm edt fri may 1 2026
.rest of tonight...northeast winds 5 to 10 knots by midnight
becoming light and variable. mostly cloudy by midnight becoming
partly cloudy. waves 2 feet or less.
.saturday...northwest winds 5 to 10 knots. mostly sunny. waves 2
feet or less.
.saturday night...north winds 5 to 10 knots backing to the west in
the late evening and overnight. mostly clear. waves 2 feet or less.
.sunday...southwest winds 10 to 15 knots increasing to 15 to 20
knots in the late morning and afternoon. partly sunny. waves 2 feet
or less.
.sunday night...southwest winds 15 to 20 knots. mostly cloudy
becoming partly cloudy. waves 1 to 3 feet.
.monday...southwest winds 10 to 15 knots increasing to 15 to 20
knots in the afternoon and evening. partly sunny in the
morning...then partly cloudy with a chance of light showers in the
afternoon and evening. waves 1 to 3 feet.
.tuesday...north winds 15 to 20 knots. mostly cloudy. showers
likely. waves 1 to 3 feet.
.wednesday...north winds 15 to 20 knots. mostly cloudy with showers
likely. waves 2 feet or less.
$$
(4/6)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/1/2026 9:53 PM America/New_York.
Valid through 5/2/2026 6:00 AM America/New_York.
fzus63 kdtx 020153
glflh
expires:202605021000;;866674
open lake forecast for lake huron
national weather service detroit/pontiac mi
953 pm edt fri may 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...a slow moving low pressure system will exit the great
lakes today while concurrently a weak diffuse high pressure
system builds in. this will promote another day of lighter
northwest flow. a warm front enters tomorrow, backing winds from
northwest to southwest.
lhz363-462>464-021000-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
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-
953 pm edt fri may 1 2026
.rest of tonight...north winds 5 to 10 knots backing to the west
after midnight...then becoming northwest 10 to 15 knots early in
the morning. waves 1 to 3 feet building to 2 to 4 feet early in
the morning.
.saturday...northwest winds 10 to 15 knots becoming north 5 to
10 knots in the late morning and early afternoon...then becoming
light and variable late in the afternoon. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late morning and afternoon.
.saturday night...light and variable winds becoming south 5 to
10 knots in the late evening and overnight. waves 2 feet or less.
.sunday...southwest winds 10 to 15 knots becoming south 15 to
20 knots early in the afternoon. a chance of showers in the
afternoon. waves 1 to 3 feet building to 3 to 5 feet in the late
morning and afternoon.
.sunday night...southwest winds 15 to 20 knots decreasing to
10 to 15 knots in the late evening and overnight. a chance of
showers. waves 3 to 5 feet.
.monday...southwest winds 10 to 15 knots becoming south 15 to
20 knots late in the afternoon. a chance of showers late in the
afternoon. waves 2 to 4 feet building to 4 to 6 feet late in the
afternoon. waves occasionally around 8 feet.
.tuesday...southwest winds 15 to 20 knots becoming west 10 to
15 knots until early evening...then veering to the 10 to 15 knots
by midnight. a chance of showers. waves 3 to 5 feet subsiding to
1 to 3 feet .
.wednesday...north winds 10 to 15 knots decreasing to 5 to
10 knots . a chance of showers early in the morning. waves 1 to
3 feet.
$$
(5/6)
Latest Great Lakes Marine Forecast by KMKX
Issued 5/1/2026 9:11 PM US/Central.
Valid through 5/2/2026 4:15 AM US/Central.
fzus63 kmkx 020211
glflm
expires:202605020915;;867710
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
911 pm cdt fri may 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...
winds will generally remain light and variable to northerly
tonight into the first half of tomorrow as high pressure of 30.2
inches sinks southeast over lake michigan. winds are then
expected to become light and variable for a time again saturday
afternoon before turning southerly saturday night. winds then grow
breezy saturday night into sunday as low pressure of 29.6 inches
approaches the lake, dragging a cold front over it. winds will
only become westerly behind the front for a time, returning to
southwesterly on monday ahead of another stronger low of 29.4
inches.
lmz261-362-364-366-563-565-567-868-020915-
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-
911 pm cdt fri may 1 2026
sheboygan wi to pentwater mi north...
.rest of tonight...northwest winds 10 to 15 kt. waves 1 to 2 ft.
.saturday...northwest winds 5 to 10 kt becoming west 10 to 15 kt
late in the morning, then becoming southwest 10 to 20 kt early in
the afternoon becoming south late. waves 1 to 3 ft.
.saturday night...south winds 10 to 20 kt becoming southwest
15 to 25 kt. scattered rain showers overnight. waves 3 to 5 ft.
.sunday...southwest winds 15 to 25 kt increasing to 30 kt.
scattered rain showers. waves 4 to 6 ft occasionally to 8 ft
building to 4 to 7 ft occasionally to 9 ft.
.sunday night...southwest winds 10 to 20 kt. waves 4 to 7 ft
occasionally to 9 ft subsiding to 3 to 5 ft.
.monday...southwest winds to 30 kt. waves 3 to 5 ft building to
4 to 7 ft occasionally to 9 ft.
.monday night...west winds to 30 kt becoming northwest 10 to
20 kt. chance of rain showers. waves 4 to 7 ft occasionally to
9 ft subsiding to 4 to 6 ft occasionally to 8 ft.
.tuesday...west winds 10 to 20 kt. waves 3 to 5 ft subsiding to
1 to 3 ft.
.wednesday...north winds 10 to 15 kt becoming northwest 10 to
20 kt. waves 2 to 4 ft.
$$
(6/6)
Latest Great Lakes Marine Forecast by KMKX
Issued 5/1/2026 9:11 PM US/Central.
Valid through 5/2/2026 4:15 AM US/Central.
fzus63 kmkx 020211
glflm
expires:202605020915;;867711
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
911 pm cdt fri may 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...
winds will generally remain light and variable to northerly
tonight into the first half of tomorrow as high pressure of 30.2
inches sinks southeast over lake michigan. winds are then
expected to become light and variable for a time again saturday
afternoon before turning southerly saturday night. winds then grow
breezy saturday night into sunday as low pressure of 29.6 inches
approaches the lake, dragging a cold front over it. winds will
only become westerly behind the front for a time, returning to
southwesterly on monday ahead of another stronger low of 29.4
inches.
lmz080-669-671-673-675-777-779-870-872-874-876-878-020915-
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-
911 pm cdt fri may 1 2026
sheboygan wi to pentwater mi south...
.rest of tonight...north winds 10 to 15 kt becoming northwest.
waves 1 to 3 ft.
.saturday...northwest winds 5 to 10 kt increasing to 10 to 15 kt
early in the afternoon, then backing to south 10 to 20 kt late.
waves 1 to 2 ft.
.saturday night...south winds 10 to 20 kt becoming southwest
15 to 25 kt. waves 3 to 5 ft.
.sunday...southwest winds to 30 kt. scattered rain showers in the
afternoon. waves 4 to 7 ft occasionally to 9 ft.
.sunday night...southwest winds 15 to 25 kt diminishing to 10 to
15 kt overnight. waves 4 to 7 ft occasionally to 9 ft subsiding
to 3 to 5 ft.
.monday...southwest winds 10 to 20 kt increasing to 30 kt in the
afternoon. waves 2 to 4 ft building to 4 to 7 ft occasionally to
9 ft.
.monday night...west winds 15 to 25 kt becoming northwest 10 to
20 kt. chance of rain showers. waves 4 to 7 ft occasionally to
9 ft.
.tuesday...northwest winds 10 to 20 kt becoming north. chance of
rain showers. waves 3 to 5 ft subsiding to 2 to 4 ft.
.wednesday...northwest winds 10 to 15 kt becoming north 10 to
20 kt. waves 3 to 5 ft.
$$
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