(1/8)
Latest Great Lakes Marine Forecast by KBUF
Issued 9/15/2025 4:02 PM America/New_York.
Valid through 9/15/2025 11:00 PM America/New_York.
fzus61 kbuf 152002
glflo
expires:202509160300;;040438
open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt mon sep 15 2025
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 large 30.3 inch high will slowly shift southeast
across southern quebec into new england by late tuesday. the high
will then drift slowly east off the new england coast wednesday into
wednesday night while remaining ridged west over the lake. a cold
front will cross the lake thursday night, with another large area of
high pressure over western ontario building southeast across the
lower great lakes friday and saturday.
loz062-160300-
lake ontario open waters from the niagara river to hamlin beach-
402 pm edt mon sep 15 2025
.tonight...east winds 5 to 10 knots. waves 2 feet or less.
.tuesday...east winds 5 to 10 knots. patchy fog in the morning.
waves 1 to 2 feet.
.tuesday night...east winds 10 knots or less. waves 1 foot or
less.
.wednesday...east winds less than 10 knots becoming northeast.
waves 1 foot or less.
.wednesday night...east winds less than 10 knots becoming west.
waves 1 foot or less.
.thursday...west winds 5 to 10 knots becoming north. waves 2 feet
or less.
.friday...northeast winds 15 to 20 knots becoming east. waves
1 to 3 feet building to 3 to 5 feet.
.saturday...east winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 5 feet subsiding to 2 to 4 feet.
$$
(2/8)
Latest Great Lakes Marine Forecast by KBUF
Issued 9/15/2025 4:02 PM America/New_York.
Valid through 9/15/2025 11:00 PM America/New_York.
fzus61 kbuf 152002
glflo
expires:202509160300;;040439
open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt mon sep 15 2025
for waters beyond five nautical miles of shore on lake ontario
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a large 30.3 inch high will slowly shift southeast
across southern quebec into new england by late tuesday. the high
will then drift slowly east off the new england coast wednesday into
wednesday night while remaining ridged west over the lake. a cold
front will cross the lake thursday night, with another large area of
high pressure over western ontario building southeast across the
lower great lakes friday and saturday.
loz063>065-160300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 pm edt mon sep 15 2025
.tonight...northeast winds 5 to 10 knots becoming east. waves
1 foot or less.
.tuesday...east winds 5 to 10 knots becoming northeast. waves
1 foot or less.
.tuesday night...northeast winds less than 10 knots becoming
southeast. waves 1 foot or less.
.wednesday...south winds 10 knots or less becoming east. waves
1 foot or less.
.wednesday night...east winds less than 10 knots becoming
southwest. waves 1 foot or less.
.thursday...southwest winds 5 to 15 knots becoming north. waves
1 foot or less building to 1 to 3 feet.
.friday...north winds 15 to 20 knots becoming northeast. waves
2 to 4 feet.
.saturday...east winds 15 to 20 knots becoming southeast 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet.
$$
(3/8)
Latest Great Lakes Marine Forecast by KCLE
Issued 9/15/2025 3:45 PM America/New_York.
Valid through 9/15/2025 10:15 PM America/New_York.
fzus61 kcle 151945
glfle
expires:202509160215;;039759
open lake forecast for lake erie
national weather service cleveland oh
345 pm edt mon sep 15 2025
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 quebec will continue to influence
the region through the middle of the week. a weak cold front will
move south across lake erie thursday night into friday. another
area of high pressure 30.20 inches will build across the eastern
great lakes region behind the cold front on saturday.
lez164>166-160215-
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-
345 pm edt mon sep 15 2025
.tonight...northeast winds 15 to 20 knots becoming east 10 to
15 knots. waves 2 to 4 feet.
.tuesday...east winds 5 to 10 knots becoming northeast. waves
1 to 3 feet.
.tuesday night...east winds 5 to 10 knots. waves 1 foot or less.
.wednesday...southeast winds 10 knots or less becoming northeast.
waves 1 foot or less.
.wednesday night...east winds 10 knots or less becoming south.
waves 1 foot or less.
.thursday...southwest winds 10 knots or less becoming southeast.
waves 1 foot or less.
.friday...northeast winds 10 to 15 knots becoming east 15 to
20 knots. waves 2 feet or less building to 3 to 6 feet.
.saturday...east winds 15 to 20 knots becoming southeast. waves
3 to 5 feet.
$$
(4/8)
Latest Great Lakes Marine Forecast by KCLE
Issued 9/15/2025 3:45 PM America/New_York.
Valid through 9/15/2025 10:15 PM America/New_York.
fzus61 kcle 151945
glfle
expires:202509160215;;039758
open lake forecast for lake erie
national weather service cleveland oh
345 pm edt mon sep 15 2025
for waters beyond five nautical miles of shore on lake erie
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...
high pressure 30.20 inches over quebec will continue to influence
the region through the middle of the week. a weak cold front will
move south across lake erie thursday night into friday. another
area of high pressure 30.20 inches will build across the eastern
great lakes region behind the cold front on saturday.
lez162-163-160215-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
345 pm edt mon sep 15 2025
.tonight...east winds 10 to 15 knots. waves 1 to 3 feet.
.tuesday...east winds 5 to 10 knots. waves 1 to 3 feet subsiding
to 1 foot or less.
.tuesday night...east winds 5 to 10 knots. waves 1 foot or less.
.wednesday...northeast winds 10 knots or less becoming east.
waves 1 foot or less.
.wednesday night...southeast winds 10 knots or less becoming
southwest. waves 1 foot or less.
.thursday...west winds 10 knots or less becoming northeast. waves
1 foot or less.
.friday...northeast winds 5 to 15 knots becoming east 15 to
20 knots. waves 2 feet or less building to 2 to 4 feet.
.saturday...east winds 15 to 20 knots becoming southeast 10 to
15 knots. waves 2 to 4 feet building to 3 to 5 feet, then
subsiding to 2 to 4 feet.
$$
(5/8)
Latest Great Lakes Marine Forecast by KCLE
Issued 9/15/2025 3:45 PM America/New_York.
Valid through 9/15/2025 10:15 PM America/New_York.
fzus61 kcle 151945
glfle
expires:202509160215;;039760
open lake forecast for lake erie
national weather service cleveland oh
345 pm edt mon sep 15 2025
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 quebec will continue to influence
the region through the middle of the week. a weak cold front will
move south across lake erie thursday night into friday. another
area of high pressure 30.20 inches will build across the eastern
great lakes region behind the cold front on saturday.
lez061-167>169-160215-
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-
345 pm edt mon sep 15 2025
.tonight...northeast winds 10 to 15 knots becoming east. waves
1 to 3 feet building to 2 to 4 feet.
.tuesday...southeast winds 10 knots or less becoming northeast.
waves 1 to 3 feet subsiding to 1 foot or less.
.tuesday night...east winds 5 to 10 knots becoming southeast.
waves 1 foot or less.
.wednesday...southeast winds less than 10 knots becoming
northeast. waves 1 foot or less.
.wednesday night...east winds less than 10 knots becoming south.
waves 1 foot or less.
.thursday...west winds 10 knots or less becoming northwest. waves
1 foot or less.
.friday...northeast winds 10 to 15 knots becoming east 15 to
20 knots. waves 1 to 2 feet building to 3 to 5 feet.
.saturday...east winds 15 to 20 knots becoming southeast. waves
3 to 5 feet subsiding to 2 to 4 feet.
$$
(6/8)
Latest Great Lakes Marine Forecast by KDTX
Issued 9/15/2025 3:39 PM America/New_York.
Valid through 9/15/2025 11:45 PM America/New_York.
fzus63 kdtx 151939
glflh
expires:202509160345;;039561
open lake forecast for lake huron
national weather service detroit/pontiac mi
339 pm edt mon sep 15 2025
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...high pressure, 30.40 inches, will continue to hold
over the eastern great lakes through at least the middle of the
week. the position of this high will maintain some degree of a
light easterly component to surface winds for several days and
will sustain dry weather.
lhz361-362-160345-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
339 pm edt mon sep 15 2025
.tonight...northeast winds 5 to 10 knots in the evening becoming
light and variable. waves 2 feet or less.
.tuesday...light and variable winds. waves 2 feet or less.
.tuesday night...light and variable winds. waves 2 feet or less.
.wednesday...light and variable winds. waves 2 feet or less.
.wednesday night...light and variable winds. waves 2 feet or
less.
.thursday...light and variable winds becoming northwest 5 to
10 knots late in the morning...then becoming northeast 10 to
15 knots late in the evening. waves 2 feet or less.
.friday...northeast winds 15 to 20 knots becoming east 5 to
10 knots early in the evening...then increasing to 10 to 15 knots
in the late evening and early morning. waves 3 to 5 feet.
.saturday...east winds 15 to 20 knots decreasing to 10 to
15 knots until early morning. waves 3 to 5 feet subsiding to 2 to
4 feet in the late evening and early morning.
$$
(7/8)
Latest Great Lakes Marine Forecast by KDTX
Issued 9/15/2025 3:39 PM America/New_York.
Valid through 9/15/2025 11:45 PM America/New_York.
fzus63 kdtx 151939
glflh
expires:202509160345;;039562
open lake forecast for lake huron
national weather service detroit/pontiac mi
339 pm edt mon sep 15 2025
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, 30.40 inches, will continue to hold
over the eastern great lakes through at least the middle of the
week. the position of this high will maintain some degree of a
light easterly component to surface winds for several days and
will sustain dry weather.
lhz363-462>464-160345-
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-
339 pm edt mon sep 15 2025
.tonight...northeast winds 5 to 10 knots veering to the east
early in the morning. waves 2 feet or less.
.tuesday...light and variable winds. waves 2 feet or less.
.tuesday night...north winds 5 to 10 knots early in the evening
becoming light and variable. waves 2 feet or less.
.wednesday...light and variable winds. waves 2 feet or less.
.wednesday night...light and variable winds. waves 2 feet or
less.
.thursday...light and variable winds becoming west 5 to 10 knots
late in the morning...then veering to the north late in the
afternoon. waves 2 feet or less.
.friday...northeast winds 15 to 20 knots. waves 4 to 6 feet.
.saturday...east winds 15 to 20 knots decreasing to 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet in the late
evening and early morning. waves occasionally around 8 feet.
$$
(8/8)
Latest Great Lakes Marine Forecast by KDTX
Issued 9/15/2025 3:39 PM America/New_York.
Valid through 9/15/2025 11:45 PM America/New_York.
fzus63 kdtx 151939
glfsc
expires:202509160345;;039566
lake st clair forecast
national weather service detroit/pontiac mi
339 pm edt mon sep 15 2025
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...high pressure, 30.40 inches, will continue to hold
over the eastern great lakes through at least the middle of the
week. the position of this high will maintain some degree of a
light easterly component to surface winds for several days and
will sustain dry weather.
lcz460-160345-
lake st clair-
339 pm edt mon sep 15 2025
.tonight...east winds 5 to 10 knots. mostly clear. waves 2 feet or
less.
.tuesday...northeast winds 5 to 10 knots. mostly sunny. waves 2 feet
or less.
.tuesday night...east winds 5 to 10 knots until early morning
becoming light and variable. mostly clear. waves 2 feet or less.
.wednesday...light and variable winds. sunny. waves 2 feet or less.
.wednesday night...light and variable winds. clear. waves nearly
calm.
.thursday...light and variable winds becoming south 5 to 10 knots in
the afternoon...then backing to the east in the evening. sunny
becoming mostly clear. waves 2 feet or less.
.friday...northeast winds 15 to 20 knots. mostly clear. waves 2 feet
or less.
.saturday...east winds 15 to 20 knots. partly cloudy. waves 1 to 3
feet.
$$
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