(1/9)
Latest Great Lakes Marine Forecast by KBUF
Issued 4/8/2026 6:55 PM America/New_York.
Valid through 4/8/2026 11:00 PM America/New_York.
fzus61 kbuf 082255
glflo
expires:202604090300;;052423
open lake forecast for lake ontario
national weather service buffalo ny
655 pm edt wed apr 8 2026
for waters beyond five nautical miles of shore on lake ontario
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 30.6 inch high will move off the coast of new england
tonight and southeast of nova scotia thursday. a 29.5 inch low will
move from the north shore of lake superior tonight to northern
quebec by thursday night, with a trailing cold front crossing the
lake thursday night and friday. a 30.5 inch high is then forecast to
build into the central great lakes saturday, then drift east to new
england by sunday. the cold front from a 29.4 inch low near james
bay will track across the lake monday into tuesday.
loz063>065-090300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
655 pm edt wed apr 8 2026
.tonight...east winds 15 to 25 knots becoming south. waves 1 to
3 feet building to 3 to 5 feet.
.thursday...south winds 15 to 25 knots. a chance of rain showers
late. waves 3 to 6 feet.
.thursday night...south winds 15 to 25 knots becoming southwest
and diminishing to 5 to 10 knots overnight. a chance of rain
showers in the evening. waves 3 to 6 feet subsiding to 1 to
3 feet.
.friday...west winds 10 knots or less becoming north. rain
showers. waves 2 feet or less.
.friday night...northwest winds 10 knots or less. rain showers in
the evening, then a chance of rain showers overnight. waves
2 feet or less.
.saturday...northwest winds 10 knots or less becoming south.
waves 2 feet or less.
.sunday...southeast winds 5 to 10 knots becoming south and
increasing to 15 to 25 knots. a chance of rain showers sunday
night. waves 1 foot or less building to 3 to 6 feet.
.monday...south winds 15 to 25 knots becoming southwest. a chance
of showers. waves 3 to 6 feet.
$$
(2/9)
Latest Great Lakes Marine Forecast by KBUF
Issued 4/8/2026 6:55 PM America/New_York.
Valid through 4/8/2026 11:00 PM America/New_York.
fzus61 kbuf 082255
glflo
expires:202604090300;;052422
open lake forecast for lake ontario
national weather service buffalo ny
655 pm edt wed apr 8 2026
for waters beyond five nautical miles of shore on lake ontario
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 30.6 inch high will move off the coast of new england
tonight and southeast of nova scotia thursday. a 29.5 inch low will
move from the north shore of lake superior tonight to northern
quebec by thursday night, with a trailing cold front crossing the
lake thursday night and friday. a 30.5 inch high is then forecast to
build into the central great lakes saturday, then drift east to new
england by sunday. the cold front from a 29.4 inch low near james
bay will track across the lake monday into tuesday.
loz062-090300-
lake ontario open waters from the niagara river to hamlin beach-
655 pm edt wed apr 8 2026
.tonight...east winds 15 to 20 knots becoming south. waves 2 to
4 feet.
.thursday...south winds 15 to 25 knots becoming southwest. a
chance of showers late. waves 2 to 4 feet building to 3 to
6 feet.
.thursday night...southwest winds 15 to 20 knots becoming
northwest 5 to 15 knots. a chance of rain showers. waves 3 to
6 feet subsiding to 1 to 3 feet.
.friday...north winds less than 10 knots. rain showers. waves
1 foot or less.
.friday night...northwest winds 10 knots or less. rain showers
likely in the evening. waves 1 foot or less.
.saturday...northwest winds 10 knots or less becoming southeast.
waves 1 foot or less.
.sunday...east winds 5 to 15 knots becoming southwest 15 to
20 knots. a chance of rain showers sunday night. waves 2 feet or
less building to 2 to 4 feet.
.monday...southwest winds 15 to 25 knots increasing to 30 knots.
a chance of showers. waves 3 to 6 feet building to 4 to 7 feet.
waves occasionally around 9 feet.
$$
(3/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 4/8/2026 3:40 PM America/New_York.
Valid through 4/8/2026 10:15 PM America/New_York.
fzus61 kcle 081940
glfle
expires:202604090215;;045561
open lake forecast for lake erie
national weather service cleveland oh
340 pm edt wed apr 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...
pressure averaging 30.40 inches will gradually fall as high
pressure moves east away from lake erie tonight and a frontal
boundary moves in late tomorrow. this front will stall in the
vicinity of the lake thursday evening. it will push across as a
cold front on friday. high pressure 30.50 inches will build over
the great lakes on saturday.
lez061-167>169-090215-
ripley to buffalo ny extending from 5nm 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-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
340 pm edt wed apr 8 2026
.tonight...southeast winds 5 to 15 knots becoming south 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet.
.thursday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. a chance of showers with a slight chance of
thunderstorms late. waves 3 to 5 feet subsiding to 2 to 4 feet.
.thursday night...southwest winds 5 to 15 knots becoming east
less than 10 knots. a chance of rain showers. waves 1 to 3 feet.
.friday...east winds 5 to 10 knots becoming northwest. rain
showers. waves around 1 foot.
.friday night...northwest winds 10 knots or less becoming north.
rain showers in the evening. waves 1 foot or less.
.saturday...north winds 10 knots or less becoming east. waves
1 foot or less.
.sunday...southeast winds 5 to 10 knots becoming south and
increasing to 15 to 20 knots. waves 2 feet or less building to
3 to 5 feet.
.monday...southwest winds 15 to 25 knots. a chance of showers.
waves 3 to 6 feet.
winds and waves higher in and near thunderstorms.
$$
(4/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 4/8/2026 3:40 PM America/New_York.
Valid through 4/8/2026 10:15 PM America/New_York.
fzus61 kcle 081940
glfle
expires:202604090215;;045559
open lake forecast for lake erie
national weather service cleveland oh
340 pm edt wed apr 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...
pressure averaging 30.40 inches will gradually fall as high
pressure moves east away from lake erie tonight and a frontal
boundary moves in late tomorrow. this front will stall in the
vicinity of the lake thursday evening. it will push across as a
cold front on friday. high pressure 30.50 inches will build over
the great lakes on saturday.
lez162-163-090215-
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-
340 pm edt wed apr 8 2026
.tonight...southeast winds 10 to 15 knots becoming south 15 to
20 knots. waves 1 to 3 feet.
.thursday...south winds 15 to 20 knots becoming west 10 to
15 knots. a chance of showers with a slight chance of
thunderstorms in the afternoon. waves 2 to 4 feet subsiding to
1 to 3 feet.
.thursday night...west winds 5 to 15 knots becoming east. a
chance of showers overnight. waves 2 feet or less.
.friday...southeast winds 5 to 10 knots becoming northwest.
showers. waves 1 foot or less.
.friday night...north winds 5 to 10 knots becoming northeast.
showers likely in the evening. waves 1 foot or less.
.saturday...northeast winds 5 to 10 knots becoming southeast.
waves 2 feet or less.
.sunday...southeast winds 10 to 15 knots becoming southwest and
increasing to 15 to 25 knots. waves 1 to 3 feet.
.monday...southwest winds 15 to 25 knots. a chance of showers.
waves 2 to 4 feet.
winds and waves higher in and near thunderstorms.
$$
(5/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 4/8/2026 3:40 PM America/New_York.
Valid through 4/8/2026 10:15 PM America/New_York.
fzus61 kcle 081940
glfle
expires:202604090215;;045560
open lake forecast for lake erie
national weather service cleveland oh
340 pm edt wed apr 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...
pressure averaging 30.40 inches will gradually fall as high
pressure moves east away from lake erie tonight and a frontal
boundary moves in late tomorrow. this front will stall in the
vicinity of the lake thursday evening. it will push across as a
cold front on friday. high pressure 30.50 inches will build over
the great lakes on saturday.
lez164>166-090215-
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-
340 pm edt wed apr 8 2026
.tonight...southeast winds 10 to 15 knots becoming south 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet.
.thursday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. a chance of showers with a slight chance of
thunderstorms late. waves 3 to 5 feet subsiding to 2 to 4 feet.
.thursday night...southwest winds 5 to 15 knots becoming
southeast. a chance of showers. waves 1 to 3 feet subsiding to
1 foot or less.
.friday...southeast winds 5 to 10 knots becoming northwest.
showers. waves around 1 foot.
.friday night...north winds 5 to 10 knots becoming northeast.
rain showers in the evening. waves 1 foot or less.
.saturday...northeast winds 10 knots or less becoming east. waves
1 foot or less.
.sunday...southeast winds around 10 knots becoming south and
increasing to 15 to 20 knots. waves 1 to 3 feet building to 3 to
5 feet.
.monday...southwest winds 15 to 25 knots. a chance of showers.
waves 3 to 6 feet.
winds and waves higher in and near thunderstorms.
$$
(6/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 4/8/2026 3:59 PM America/New_York.
Valid through 4/9/2026 12:00 AM America/New_York.
fzus63 kdtx 081959
glflh
expires:202604090400;;045952
open lake forecast for lake huron
national weather service detroit/pontiac mi
359 pm edt wed apr 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...increasing southerly winds tonight as low pressure,
29.70 inches, tracks through lake superior and ontario. brief
gusts to gales possible over northern lake huron. showers move in
tonight into thursday as the associated cold front swings
through. additional opportunities for showers and perhaps a
thunderstorm thursday night and friday, with some light snowfall
more likely for the north/central huron basin. high pressure then
builds out of the upper midwest to start the weekend, but active
weather will be possible again sunday through tuesday.
lhz462>464-090400-
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-
359 pm edt wed apr 8 2026
.tonight...south winds 15 to 20 knots with gusts to around
30 knots. waves 5 to 7 feet. waves occasionally around 10 feet.
.thursday...south winds 15 to 20 knots with gusts to around
30 knots becoming southwest 10 to 15 knots late in the afternoon.
a chance of rain in the morning. waves 4 to 6 feet.
.thursday night...west winds 10 to 15 knots becoming northeast
after midnight. rain and snow likely after midnight. waves 2 to
4 feet subsiding to 1 to 3 feet in the late evening and
overnight. waves occasionally around 8 feet.
.friday...northeast winds 5 to 10 knots. rain and snow likely in
the morning. waves 2 feet or less.
.friday night...north winds 5 to 10 knots backing to the
northwest after midnight. waves 2 feet or less.
.saturday...northwest winds 5 to 10 knots in the morning becoming
light and variable...then becoming northeast 5 to 10 knots late
in the afternoon veering to the southeast. waves 2 feet or less.
.sunday...southeast winds 10 to 15 knots becoming south 20 to
25 knots with gusts to around 30 knots. a chance of rain. waves
3 to 5 feet building to 5 to 7 feet by midnight. waves
occasionally around 10 feet.
.monday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest 15 to 20 knots . a chance of rain.
rain likely by midnight. waves 5 to 7 feet. waves occasionally
around 10 feet.
$$
(7/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 4/8/2026 3:59 PM America/New_York.
Valid through 4/9/2026 12:00 AM America/New_York.
fzus63 kdtx 081959
glfsc
expires:202604090400;;045954
lake st clair forecast
national weather service detroit/pontiac mi
359 pm edt wed apr 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...increasing southerly winds tonight as low pressure,
29.70 inches, tracks through lake superior and ontario. brief
gusts to gales possible over northern lake huron. showers move in
tonight into thursday as the associated cold front swings
through. additional opportunities for showers and perhaps a
thunderstorm thursday night and friday, with some light snowfall
more likely for the north/central huron basin. high pressure then
builds out of the upper midwest to start the weekend, but active
weather will be possible again sunday through tuesday.
lcz460-090400-
lake st clair-
359 pm edt wed apr 8 2026
.tonight...south winds 10 to 15 knots increasing to 15 to 20 knots
early in the morning. partly cloudy. waves 1 to 3 feet.
.thursday...southwest winds 15 to 20 knots. partly sunny. a chance
of light rain early in the afternoon. waves 1 to 3 feet.
.thursday night...southwest winds 10 to 15 knots becoming north 5 to
10 knots in the late evening and overnight. partly cloudy .. then
mostly cloudy with rain likely after midnight. waves 2 feet or less.
.friday...north winds 5 to 10 knots. rain until late afternoon...
then a chance of light rain early in the afternoon. waves 2 feet or
less.
.friday night...north winds 5 to 10 knots. mostly cloudy early in
the evening becoming partly cloudy. a chance of light rain early in
the evening. waves 2 feet or less.
.saturday...northeast winds 5 to 10 knots in the morning becoming
light and variable...then becoming southeast 5 to 10 knots in the
evening. partly cloudy in the morning then clearing. waves 2 feet or
less.
.sunday...south winds 15 to 20 knots. mostly cloudy with a chance of
light rain. waves 2 feet or less.
.monday...southwest winds 20 to 25 knots with gusts to 30 knots.
mostly cloudy with a chance of light rain. waves 2 to 4 feet. a
small craft advisory may be needed.
$$
(8/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 4/8/2026 3:59 PM America/New_York.
Valid through 4/9/2026 12:00 AM America/New_York.
fzus63 kdtx 081959
glflh
expires:202604090400;;045951
open lake forecast for lake huron
national weather service detroit/pontiac mi
359 pm edt wed apr 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...increasing southerly winds tonight as low pressure,
29.70 inches, tracks through lake superior and ontario. brief
gusts to gales possible over northern lake huron. showers move in
tonight into thursday as the associated cold front swings
through. additional opportunities for showers and perhaps a
thunderstorm thursday night and friday, with some light snowfall
more likely for the north/central huron basin. high pressure then
builds out of the upper midwest to start the weekend, but active
weather will be possible again sunday through tuesday.
lhz362-363-090400-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
359 pm edt wed apr 8 2026
.tonight...south winds 20 to 25 knots with gusts to around
30 knots. a chance of rain after midnight. waves 8 to 12 feet.
waves occasionally around 15 feet.
.thursday...south winds 15 to 20 knots with gusts to around
30 knots becoming southwest 10 to 15 knots in the afternoon. a
chance of rain in the morning. waves 5 to 7 feet. waves
occasionally around 10 feet.
.thursday night...north winds 10 to 15 knots becoming light and
variable. a chance of rain and snow after midnight. waves 3 to
5 feet subsiding to 1 to 3 feet after midnight.
.friday...light and variable winds becoming north 5 to 10 knots
early in the afternoon. a chance of snow and rain. waves 2 feet
or less.
.friday night...north winds 5 to 10 knots backing to the
northwest in the late evening and overnight. waves 2 feet or
less.
.saturday...west winds 5 to 10 knots backing to the southeast
late in the afternoon...then increasing to 10 to 15 knots late in
the evening. waves 1 to 3 feet.
.sunday...southeast winds 15 to 20 knots becoming south 20 to
25 knots with gusts to around 30 knots by midnight. rain likely
early in the morning...then a chance of rain . waves 5 to 7 feet
building to 8 to 12 feet by midnight. waves occasionally around
15 feet.
.monday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest 15 to 20 knots . a chance of rain.
rain likely by midnight. waves 6 to 9 feet. waves occasionally
around 12 feet.
$$
(9/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 4/8/2026 3:59 PM America/New_York.
Valid through 4/9/2026 12:00 AM America/New_York.
fzus63 kdtx 081959
glflh
expires:202604090400;;045950
open lake forecast for lake huron
national weather service detroit/pontiac mi
359 pm edt wed apr 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...increasing southerly winds tonight as low pressure,
29.70 inches, tracks through lake superior and ontario. brief
gusts to gales possible over northern lake huron. showers move in
tonight into thursday as the associated cold front swings
through. additional opportunities for showers and perhaps a
thunderstorm thursday night and friday, with some light snowfall
more likely for the north/central huron basin. high pressure then
builds out of the upper midwest to start the weekend, but active
weather will be possible again sunday through tuesday.
lhz361-090400-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
359 pm edt wed apr 8 2026
.tonight...southeast winds 15 to 20 knots with gusts to around
30 knots becoming south 20 to 25 knots with gusts to around
30 knots after midnight...then decreasing to 15 to 20 knots early
in the morning. a chance of rain after midnight. waves 8 to
12 feet. waves occasionally around 15 feet.
.thursday...southwest winds 10 to 15 knots becoming west 15 to
20 knots in the afternoon. a chance of rain in the morning. waves
4 to 6 feet.
.thursday night...west winds 10 to 15 knots becoming northwest
5 to 10 knots by midnight...then becoming light and variable
after midnight. waves 3 to 5 feet subsiding to 2 feet or less
after midnight. waves occasionally around 8 feet.
.friday...light and variable winds becoming west 5 to 10 knots
early in the afternoon. waves 2 feet or less.
.friday night...northwest winds 5 to 10 knots. waves 2 feet or
less.
.saturday...west winds 5 to 10 knots backing to the east late in
the afternoon...then becoming southeast 10 to 15 knots late in
the evening. a chance of rain and snow late in the evening. waves
2 feet or less building to 2 to 4 feet late in the evening.
.sunday...southeast winds 15 to 20 knots becoming south 20 to
25 knots with gusts to around 30 knots by midnight. rain. rain
likely by midnight. waves 5 to 7 feet. waves occasionally around
10 feet.
.monday...southwest winds 20 to 25 knots with gusts to around
30 knots becoming west 10 to 15 knots early in the evening...then
becoming south 15 to 20 knots by midnight. rain likely early in
the morning...then a chance of rain until early evening. rain
likely by midnight. waves 5 to 7 feet. waves occasionally around
10 feet.
$$
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