(1/9)
Latest Great Lakes Marine Forecast by KBUF
Issued 9/3/2026 4:02 AM America/New_York.
Valid through 9/3/2026 11:00 AM America/New_York.
fzus61 kbuf 030802
glflo
expires:202609031500;;821689
open lake forecast for lake ontario
national weather service buffalo ny
402 am edt thu sep 3 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 29.7 inch low continues to move eastward across
northern quebec, dropping a cold front eastward across lake ontario
early this morning. in the wake of the front, an extensive high
pressure ridge averaging 30.1 inches builds from northern ontario
and vicinity through monday.
loz062-031500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt thu sep 3 2026
.today...west winds 10 knots or less becoming southwest. waves
1 foot or less.
.tonight...west winds 10 knots or less becoming northwest. waves
1 foot or less.
.friday...northwest winds less than 10 knots. waves 1 foot or
less.
.friday night...west winds 5 to 10 knots becoming north. waves
1 foot or less.
.saturday...north winds 10 knots or less becoming northeast.
waves 1 foot or less.
.sunday...northeast winds around 10 knots becoming light and
variable. waves 2 feet or less.
.monday...light and variable winds becoming east 5 to 10 knots.
waves 1 foot or less.
$$
(2/9)
Latest Great Lakes Marine Forecast by KBUF
Issued 9/3/2026 4:02 AM America/New_York.
Valid through 9/3/2026 11:00 AM America/New_York.
fzus61 kbuf 030802
glflo
expires:202609031500;;821690
open lake forecast for lake ontario
national weather service buffalo ny
402 am edt thu sep 3 2026
for waters beyond five nautical miles of shore on lake ontario
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a 29.7 inch low continues to move eastward across
northern quebec, dropping a cold front eastward across lake ontario
early this morning. in the wake of the front, an extensive high
pressure ridge averaging 30.1 inches builds from northern ontario
and vicinity through monday.
loz063>065-031500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am edt thu sep 3 2026
.today...west winds 5 to 10 knots. waves 2 feet or less.
.tonight...west winds 5 to 10 knots becoming northwest. waves
1 foot or less.
.friday...northwest winds 10 knots or less becoming west. waves
1 foot or less.
.friday night...west winds 5 to 10 knots becoming north. waves
2 feet or less.
.saturday...north winds 5 to 15 knots becoming northeast. waves
2 feet or less.
.sunday...northeast winds 10 knots or less. waves 2 feet or less.
.monday...west winds 10 knots or less becoming southeast. waves
1 foot or less.
$$
(3/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 9/3/2026 3:51 AM America/New_York.
Valid through 9/3/2026 10:15 AM America/New_York.
fzus61 kcle 030751
glfle
expires:202609031415;;821343
open lake forecast for lake erie
national weather service cleveland oh
351 am edt thu sep 3 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 frontal boundary will oscillate along lake erie through
thursday night with pressure averaging 29.90 inches before being
pushed south as a cold front friday. a ridge averaging 30.00
inches will build from the north through the weekend into early
next week.
lez162-163-031415-
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-
351 am edt thu sep 3 2026
.today...southwest winds 5 to 10 knots. a chance of showers and
thunderstorms early, then a slight chance of showers and
thunderstorms late this morning. a chance of showers and
thunderstorms this afternoon. waves 1 foot or less.
.tonight...west winds 5 to 10 knots. a chance of showers and
thunderstorms in the evening, then a slight chance of showers and
thunderstorms after midnight. a chance of showers and
thunderstorms late. waves 1 foot or less.
.friday...northwest winds 5 to 10 knots becoming north. showers
with a chance of thunderstorms in the morning. waves 1 foot or
less.
.friday night...northeast winds 5 to 10 knots. a chance of
showers. waves 1 foot or less.
.saturday...northeast winds 10 to 15 knots. a chance of showers
during the day. waves 2 feet or less.
.sunday...northeast winds 5 to 15 knots becoming east. waves
2 feet or less.
.monday...east winds 5 to 10 knots becoming southeast. waves
1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(4/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 9/3/2026 3:51 AM America/New_York.
Valid through 9/3/2026 10:15 AM America/New_York.
fzus61 kcle 030751
glfle
expires:202609031415;;821344
open lake forecast for lake erie
national weather service cleveland oh
351 am edt thu sep 3 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 frontal boundary will oscillate along lake erie through
thursday night with pressure averaging 29.90 inches before being
pushed south as a cold front friday. a ridge averaging 30.00
inches will build from the north through the weekend into early
next week.
lez164>167-031415-
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-
351 am edt thu sep 3 2026
.today...southwest winds 5 to 10 knots becoming west. a chance of
showers and thunderstorms early, then a slight chance of showers
and thunderstorms. a chance of showers and thunderstorms late.
waves 2 feet or less.
.tonight...southwest winds 5 to 10 knots. a chance of showers and
thunderstorms through the early overnight, then showers likely
with a chance of thunderstorms late. waves 1 foot or less.
.friday...west winds 5 to 10 knots becoming north. showers with a
chance of thunderstorms in the morning, then a chance of showers
in the afternoon. waves 1 foot or less.
.friday night...north winds 5 to 10 knots becoming northeast. a
chance of showers. waves 2 feet or less.
.saturday...northeast winds 5 to 15 knots becoming east. waves
1 to 2 feet.
.sunday...east winds 5 to 15 knots. waves 1 to 2 feet.
.monday...east winds 5 to 10 knots becoming southeast. waves
1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(5/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 9/3/2026 3:51 AM America/New_York.
Valid through 9/3/2026 10:15 AM America/New_York.
fzus61 kcle 030751
glfle
expires:202609031415;;821345
open lake forecast for lake erie
national weather service cleveland oh
351 am edt thu sep 3 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 frontal boundary will oscillate along lake erie through
thursday night with pressure averaging 29.90 inches before being
pushed south as a cold front friday. a ridge averaging 30.00
inches will build from the north through the weekend into early
next week.
lez061-168-169-031415-
ripley to buffalo ny extending from 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-
351 am edt thu sep 3 2026
.today...west winds 5 to 10 knots. a chance of showers with a
slight chance of thunderstorms through early afternoon, then a
chance of showers and thunderstorms late. waves 1 to 3 feet.
.tonight...west winds 10 knots or less. showers likely with a
chance of thunderstorms. waves 1 foot or less.
.friday...west winds 10 knots or less becoming north. showers
likely. waves 1 foot or less.
.friday night...north winds 10 knots or less becoming northeast.
waves 1 foot or less.
.saturday...northeast winds 5 to 10 knots becoming east. waves
2 feet or less.
.sunday...northeast winds 5 to 15 knots becoming east. waves
2 feet or less.
.monday...east winds 10 knots or less becoming southeast. waves
1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(6/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 9/3/2026 3:47 AM America/New_York.
Valid through 9/3/2026 12:00 PM America/New_York.
fzus63 kdtx 030747
glfsc
expires:202609031600;;821240
lake st clair forecast
national weather service detroit/pontiac mi
347 am edt thu sep 3 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 few remaining thunderstorms are passing through a
very muggy air mass tonight as a weak cold front drops southward
through region. light wind and thunderstorm chances persist as
the front stalls over the southern great lakes through late week.
lcz460-031600-
lake st clair-
347 am edt thu sep 3 2026
.today...southwest winds 5 to 10 knots early in the morning becoming
light and variable...then becoming southwest 5 to 10 knots early in
the afternoon backing to the east. partly sunny. a chance of light
showers in the morning. a chance of thunderstorms. light showers
likely in the afternoon. waves 2 feet or less.
.tonight...east winds 5 to 10 knots this evening becoming light and
variable...then becoming west 5 to 10 knots early in the morning.
partly cloudy becoming mostly cloudy. showers likely and a chance of
thunderstorms. waves 2 feet or less.
.friday...northwest winds 5 to 10 knots early in the morning
becoming light and variable...then becoming north 5 to 10 knots
early in the afternoon. mostly cloudy. a chance of showers and
thunderstorms early in the morning. a chance of light showers early
in the afternoon. waves 2 feet or less.
.friday night...northeast winds 5 to 10 knots. partly cloudy. a
chance of light showers early in the evening. waves 2 feet or less.
.saturday...northeast winds 5 to 10 knots increasing to 10 to 15
knots in the evening. partly sunny becoming mostly sunny in the
afternoon becoming clear. waves 2 feet or less.
.sunday...east winds 10 to 15 knots. mostly clear. waves 2 feet or
less.
.monday...southeast winds 5 to 10 knots. mostly clear. waves 2 feet
or less.
$$
(7/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 9/3/2026 3:46 AM America/New_York.
Valid through 9/3/2026 12:00 PM America/New_York.
fzus63 kdtx 030746
glflh
expires:202609031600;;821237
open lake forecast for lake huron
national weather service detroit/pontiac mi
346 am edt thu sep 3 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 few remaining thunderstorms are passing through a
very muggy air mass tonight as a weak cold front drops southward
through region. light wind and thunderstorm chances persist as
the front stalls over the southern great lakes through late week.
lhz463-464-031600-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
346 am edt thu sep 3 2026
.today...light and variable winds becoming north 5 to 10 knots
late in the afternoon. a chance of showers and thunderstorms in
the afternoon. waves 2 feet or less.
.tonight...north winds 5 to 10 knots early in the evening
becoming light and variable. a chance of showers. waves 2 feet or
less.
.friday...light and variable winds becoming northeast 5 to
10 knots in the late morning and afternoon. waves 2 feet or less.
.friday night...northeast winds 5 to 10 knots. waves 2 feet or
less.
.saturday...northeast winds 5 to 10 knots becoming north 10 to
15 knots late in the afternoon...then becoming northeast 5 to
10 knots late in the evening. waves 2 feet or less.
.sunday...northeast winds 5 to 10 knots. waves 2 feet or less.
.monday...southeast winds 5 to 10 knots. waves 2 feet or less.
$$
(8/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 9/3/2026 3:46 AM America/New_York.
Valid through 9/3/2026 12:00 PM America/New_York.
fzus63 kdtx 030746
glflh
expires:202609031600;;821236
open lake forecast for lake huron
national weather service detroit/pontiac mi
346 am edt thu sep 3 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a few remaining thunderstorms are passing through a
very muggy air mass tonight as a weak cold front drops southward
through region. light wind and thunderstorm chances persist as
the front stalls over the southern great lakes through late week.
lhz363-462-031600-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
346 am edt thu sep 3 2026
.today...light and variable winds. waves 2 feet or less.
.tonight...light and variable winds. waves 2 feet or less.
.friday...light and variable winds. waves 2 feet or less.
.friday night...north winds 5 to 10 knots. waves 2 feet or less.
.saturday...northeast winds 5 to 10 knots. waves 2 feet or less.
.sunday...light and variable winds becoming northeast 5 to
10 knots by midnight. waves 2 feet or less.
.monday...southeast winds 5 to 10 knots. waves 2 feet or less.
$$
(9/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 9/3/2026 3:46 AM America/New_York.
Valid through 9/3/2026 12:00 PM America/New_York.
fzus63 kdtx 030746
glflh
expires:202609031600;;821235
open lake forecast for lake huron
national weather service detroit/pontiac mi
346 am edt thu sep 3 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 few remaining thunderstorms are passing through a
very muggy air mass tonight as a weak cold front drops southward
through region. light wind and thunderstorm chances persist as
the front stalls over the southern great lakes through late week.
lhz361-362-031600-
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-
346 am edt thu sep 3 2026
.today...light and variable winds. waves 2 feet or less.
.tonight...light and variable winds. waves 2 feet or less.
.friday...light and variable winds. waves 2 feet or less.
.friday night...light and variable winds becoming north 5 to
10 knots after midnight. waves nearly calm.
.saturday...northeast winds 5 to 10 knots in the morning becoming
light and variable. waves 2 feet or less.
.sunday...light and variable winds. waves 2 feet or less.
.monday...light and variable winds becoming east 5 to 10 knots
early in the evening...then becoming southeast 10 to 15 knots by
midnight. a chance of. waves 2 feet or less.
$$
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