(1/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 5/8/2026 9:36 PM America/New_York.
Valid through 5/9/2026 4:15 AM America/New_York.
fzus61 kcle 090136
glfle
expires:202605090815;;246649
open lake forecast for lake erie
national weather service cleveland oh
936 pm edt fri may 8 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 weak surface trough 29.80 wavers in the vicinity of lake erie
through saturday morning. a cold front moves across the great
lakes late saturday and saturday night. behind the front, a ridge
averaging 30.10 inches will build over the great lakes sunday
through monday. the next low pressure system and trailing cold
front will move into the great lakes region by the middle of next
week.
lez162>164-090815-
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-
936 pm edt fri may 8 2026
.rest of tonight...southwest winds 5 to 10 knots. a slight chance
of showers late this evening. waves 2 feet or less.
.saturday...southwest winds 10 to 15 knots becoming west 15 to
20 knots. a chance of showers with a slight chance of
thunderstorms early in the afternoon. a chance of showers and
thunderstorms late. waves 1 to 3 feet.
.saturday night...west winds 5 to 15 knots becoming north. a
chance of showers in the evening. waves 1 to 3 feet subsiding to
1 foot or less.
.sunday...north winds 10 knots or less becoming east. waves
1 foot or less.
.sunday night...east winds 5 to 15 knots becoming north. waves
2 feet or less.
.monday...north winds 5 to 15 knots becoming northeast. waves
2 feet or less.
.tuesday...southeast winds 10 knots or less becoming south and
increasing to 15 to 20 knots. showers tuesday night. waves 2 feet
or less building to 2 to 4 feet.
.wednesday...southwest winds 15 to 20 knots becoming north 10 to
15 knots. a chance of showers during the day. waves 2 to 4 feet
subsiding to 1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
(2/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/8/2026 9:52 PM America/New_York.
Valid through 5/9/2026 6:00 AM America/New_York.
fzus63 kdtx 090152
glflh
expires:202605091000;;246829
open lake forecast for lake huron
national weather service detroit/pontiac mi
952 pm edt fri may 8 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 low pressure system, 29.50 inches, tracking east
acoss lake superior tonight will drive a cold front through the
area saturday evening bringing shower and thunderstorm chances to
the great lakes. high pressure returns on sunday.
lhz363-462>464-091000-
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-
952 pm edt fri may 8 2026
.rest of tonight...south winds 5 to 10 knots increasing to 10 to
15 knots after midnight. waves 1 to 3 feet.
.saturday...south winds 10 to 15 knots veering to the southwest
late in the afternoon. a chance of showers. waves 2 to 4 feet.
.saturday night...northwest winds 10 to 15 knots decreasing to
5 to 10 knots after midnight. waves 3 to 5 feet.
.sunday...west winds 5 to 10 knots veering to the northeast early
in the afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet in
the late morning and afternoon.
.sunday night...east winds 5 to 10 knots backing to the north by
midnight...then becoming northwest 10 to 15 knots after midnight.
waves 1 to 3 feet building to 2 to 4 feet after midnight.
.monday...north winds 10 to 15 knots decreasing to 5 to 10 knots.
waves 2 to 4 feet subsiding to 1 to 3 feet late in the afternoon.
.tuesday...light and variable winds becoming southeast 5 to
10 knots early in the evening...then increasing to 10 to 15 knots
by midnight. a chance of showers . waves 1 to 3 feet building to
2 to 4 feet by midnight.
.wednesday...east winds 10 to 15 knots backing to the northeast
in the late morning and early afternoon...then backing to the
northeast 10 to 15 knots early in the evening decreasing to 5 to
10 knots by midnight. a chance of showers until afternoon. waves
2 to 4 feet.
$$
(3/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/8/2026 9:51 PM America/New_York.
Valid through 5/9/2026 6:00 AM America/New_York.
fzus63 kdtx 090151
glfsc
expires:202605091000;;246826
lake st clair forecast
national weather service detroit/pontiac mi
951 pm edt fri may 8 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 low pressure system, 29.50 inches, tracking east
acoss lake superior tonight will drive a cold front through the
area saturday evening bringing shower and thunderstorm chances to
the great lakes. high pressure returns on sunday.
lcz460-091000-
lake st clair-
951 pm edt fri may 8 2026
.rest of tonight...south winds 10 to 15 knots becoming southwest 5
to 10 knots after midnight. partly cloudy. waves 2 feet or less.
.saturday...southwest winds 5 to 10 knots increasing to 15 to 20
knots. partly sunny. light showers likely and a chance of
thunderstorms early in the afternoon. a chance of showers and
thunderstorms late in the afternoon. waves 1 to 3 feet.
.saturday night...west winds 15 to 20 knots becoming north 5 to 10
knots in the late evening and overnight. mostly clear. waves 2 feet
or less.
.sunday...north winds 5 to 10 knots. mostly sunny. waves 2 feet or
less.
.sunday night...north winds 5 to 10 knots. partly cloudy. waves 2
feet or less.
.monday...north winds 10 to 15 knots. sunny becoming mostly sunny in
the afternoon becoming partly cloudy. waves 2 feet or less.
.tuesday...southeast winds 10 to 15 knots. partly cloudy. showers
likely. waves 2 feet or less.
.wednesday...north winds 15 to 20 knots. mostly cloudy. showers
likely. waves 1 to 3 feet.
$$
(4/5)
Latest Great Lakes Marine Forecast by KMKX
Issued 5/8/2026 9:10 PM US/Central.
Valid through 5/9/2026 4:30 AM US/Central.
fzus63 kmkx 090210
glflm
expires:202605090930;;247805
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
910 pm cdt fri may 8 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 along the minnesota and canadian
border will move east across lake superior tonight. its cold
front will move across lake michigan saturday morning. breezy
south winds continue overnight ahead of the front, veering west
and decelerating as the front crosses saturday morning. gusty
northwest winds develop over wisconsin saturday afternoon behind
the front, which may encroach into the western nearshore waters (a
few 20-30kt gusts possible), but will decelerate towards the open
waters. another (backdoor) cold front will sag southwards across
the lake late saturday through saturday night, with a brief period
of north winds behind it.
high pressure around 30.3 inches is then expected to move from
southern manitoba on sunday to over lake michigan by monday
afternoon. relatively light and variable winds are expected early
next week.
lmz261-362-364-366-563-565-567-868-090930-
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-
910 pm cdt fri may 8 2026
sheboygan wi to pentwater mi north...
.rest of tonight...south winds 10 to 20 kt becoming southwest
15 to 25 kt. slight chance of rain showers. waves 3 to 5 ft.
.saturday...west winds 10 to 20 kt becoming northwest. slight
chance of rain showers in the afternoon. waves 3 to 5 ft
subsiding to 1 to 3 ft.
.saturday night...north winds 10 to 20 kt becoming west 10 to
15 kt. waves 1 to 3 ft subsiding to 1 to 2 ft.
.sunday...west winds 10 to 20 kt becoming northwest. waves 1 to
3 ft.
.sunday night...north winds 10 to 20 kt diminishing to 10 to
15 kt. waves 1 to 2 ft.
.monday...northwest winds 10 to 15 kt backing to southwest. waves
1 to 2 ft.
.monday night...south winds 10 to 15 kt becoming southeast. waves
1 to 2 ft.
.tuesday...south winds 15 to 25 kt becoming southeast to 30 kt.
chance of rain showers. waves 3 to 5 ft building to 5 to 8 ft
occasionally to 10 ft.
.wednesday...north winds 10 to 20 kt increasing to 15 to 25 kt.
waves 3 to 5 ft.
$$
(5/5)
Latest Great Lakes Marine Forecast by KMKX
Issued 5/8/2026 9:10 PM US/Central.
Valid through 5/9/2026 4:30 AM US/Central.
fzus63 kmkx 090210
glflm
expires:202605090930;;247806
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
910 pm cdt fri may 8 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 along the minnesota and canadian
border will move east across lake superior tonight. its cold
front will move across lake michigan saturday morning. breezy
south winds continue overnight ahead of the front, veering west
and decelerating as the front crosses saturday morning. gusty
northwest winds develop over wisconsin saturday afternoon behind
the front, which may encroach into the western nearshore waters (a
few 20-30kt gusts possible), but will decelerate towards the open
waters. another (backdoor) cold front will sag southwards across
the lake late saturday through saturday night, with a brief period
of north winds behind it.
high pressure around 30.3 inches is then expected to move from
southern manitoba on sunday to over lake michigan by monday
afternoon. relatively light and variable winds are expected early
next week.
lmz080-669-671-673-675-777-779-870-872-874-876-878-090930-
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-
910 pm cdt fri may 8 2026
sheboygan wi to pentwater mi south...
.rest of tonight...south winds 10 to 20 kt becoming southwest
15 to 25 kt. waves 3 to 5 ft.
.saturday...southwest winds 10 to 20 kt becoming west. slight
chance of rain showers in the afternoon. waves 2 to 4 ft
subsiding to 1 to 3 ft.
.saturday night...northwest winds 10 to 15 kt becoming north 5 to
10 kt. waves 1 to 3 ft.
.sunday...north winds 10 to 15 kt becoming northeast. waves 1 to
2 ft.
.sunday night...north winds 5 to 10 kt becoming northeast. waves
1 to 2 ft.
.monday...northeast winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 2 ft building to 1 to 3 ft.
.monday night...east winds 10 to 15 kt becoming southeast. waves
1 to 2 ft.
.tuesday...south winds 15 to 25 kt increasing to 30 kt. rain
showers likely. waves 3 to 5 ft building to 5 to 8 ft
occasionally to 10 ft.
.wednesday...north winds 15 to 25 kt increasing to 30 kt. waves
4 to 6 ft occasionally to 8 ft.
$$
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