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(1/6)
Latest Great Lakes Marine Forecast by KBUF
Issued 10/31/2025 11:02 PM America/New_York.
Valid through 12/1/2025 5:00 AM America/New_York.
fzus61 kbuf 010302
glflo
expires:202512011000;;797462
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est sun nov 30 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 29.7 inch surface low near the ontario/quebec border
will track towards eastern quebec and the canadian maritimes
overnight. a 30.4 inch surface high centered over the central plains
will then build east across the great lakes monday, sliding quickly
to new england on tuesday. a 29.6 inch surface low off the carolina
coastline tuesday morning will deepen to 28.9 inches over southern
atlantic canada by early wednesday morning before going out to sea.
a 30.2 inch surface high will build across the ohio valley and lower
great lakes later wednesday into thursday morning before pushing off
the coast. a large 29.2 inch surface low near hudson bay will push
its cold front across the lake on thursday, with another 30.4 inch
high building in its wake thursday night. the high will then quickly
move east of the lake friday.
loz062-011000-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm est sun nov 30 2025
...gale warning in effect until 4 am est monday...
.rest of tonight...northwest winds to 30 knots. a chance of snow
showers. waves 10 to 14 feet subsiding to 7 to 10 feet. waves
occasionally around 18 feet.
.monday...northwest winds 15 to 20 knots becoming southwest and
diminishing to less than 10 knots in the afternoon. waves 4 to
7 feet subsiding to 2 feet or less. waves occasionally around
9 feet.
.monday night...south winds 10 knots or less. snow overnight.
waves 1 foot or less.
.tuesday...southeast winds 5 to 10 knots becoming northwest. snow
in the morning, then a chance of snow showers in the afternoon.
waves 1 foot or less.
.tuesday night...northwest winds 10 to 15 knots becoming west.
waves 1 to 2 feet.
.wednesday...southwest winds 15 to 25 knots becoming west to
30 knots. a chance of rain and snow showers during the day, then
snow showers likely with a chance of rain showers wednesday
night. waves 3 to 6 feet building to 7 to 10 feet. waves
occasionally around 13 feet.
.thursday...west winds to 30 knots diminishing to 10 to 15 knots.
snow showers likely during the day, then a chance of snow showers
thursday night. waves 5 to 9 feet subsiding to 3 to 5 feet. waves
occasionally around 11 feet.
.friday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of snow showers friday night. waves 3 to
5 feet subsiding to 1 to 3 feet.
$$
(2/6)
Latest Great Lakes Marine Forecast by KBUF
Issued 10/31/2025 11:02 PM America/New_York.
Valid through 12/1/2025 5:00 AM America/New_York.
fzus61 kbuf 010302
glflo
expires:202512011000;;797463
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est sun nov 30 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 29.7 inch surface low near the ontario/quebec border
will track towards eastern quebec and the canadian maritimes
overnight. a 30.4 inch surface high centered over the central plains
will then build east across the great lakes monday, sliding quickly
to new england on tuesday. a 29.6 inch surface low off the carolina
coastline tuesday morning will deepen to 28.9 inches over southern
atlantic canada by early wednesday morning before going out to sea.
a 30.2 inch surface high will build across the ohio valley and lower
great lakes later wednesday into thursday morning before pushing off
the coast. a large 29.2 inch surface low near hudson bay will push
its cold front across the lake on thursday, with another 30.4 inch
high building in its wake thursday night. the high will then quickly
move east of the lake friday.
loz063-011000-
lake ontario open waters from hamlin beach to sodus bay-
1002 pm est sun nov 30 2025
...gale warning in effect until 4 am est monday...
.rest of tonight...west gales to 35 knots becoming northwest and
diminishing to 30 knots after midnight. a chance of rain showers
late this evening. waves 10 to 14 feet. waves occasionally around
18 feet.
.monday...northwest winds 15 to 25 knots becoming west and
diminishing to 5 to 10 knots in the afternoon. waves 6 to 9 feet
subsiding to 1 to 2 feet. waves occasionally around 11 feet.
.monday night...southwest winds 10 knots or less becoming south
10 to 15 knots. snow overnight. waves 2 feet or less.
.tuesday...south winds 5 to 15 knots becoming north. snow in the
morning, then a chance of snow showers in the afternoon. waves
2 feet or less.
.tuesday night...north winds 10 to 15 knots becoming west. a
chance of snow showers overnight. waves 1 to 3 feet.
.wednesday...southwest winds 15 to 25 knots becoming west to
30 knots. a chance of snow showers during the day, then snow
showers likely with a chance of rain showers wednesday night.
waves 3 to 5 feet building to 6 to 10 feet. waves occasionally
around 13 feet.
.thursday...west winds to 30 knots diminishing to 15 to 20 knots.
snow showers likely during the day, then a chance of snow showers
thursday night. waves 7 to 11 feet subsiding to 4 to 7 feet.
waves occasionally around 14 feet.
.friday...southwest winds 15 to 20 knots becoming south. a chance
of snow showers friday night. waves 3 to 5 feet subsiding to 2 to
4 feet.
$$
(3/6)
Latest Great Lakes Marine Forecast by KBUF
Issued 10/31/2025 11:02 PM America/New_York.
Valid through 12/1/2025 5:00 AM America/New_York.
fzus61 kbuf 010302
glflo
expires:202512011000;;797464
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est sun nov 30 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 29.7 inch surface low near the ontario/quebec border
will track towards eastern quebec and the canadian maritimes
overnight. a 30.4 inch surface high centered over the central plains
will then build east across the great lakes monday, sliding quickly
to new england on tuesday. a 29.6 inch surface low off the carolina
coastline tuesday morning will deepen to 28.9 inches over southern
atlantic canada by early wednesday morning before going out to sea.
a 30.2 inch surface high will build across the ohio valley and lower
great lakes later wednesday into thursday morning before pushing off
the coast. a large 29.2 inch surface low near hudson bay will push
its cold front across the lake on thursday, with another 30.4 inch
high building in its wake thursday night. the high will then quickly
move east of the lake friday.
loz064-065-011000-
lake ontario open waters from sodus bay to the saint lawrence
river-
1002 pm est sun nov 30 2025
...gale warning in effect until 4 am est monday...
.rest of tonight...west winds to 30 knots becoming northwest.
lake effect rain showers with a chance of lake effect snow
showers late this evening, then a chance of rain and snow showers
after midnight. waves 10 to 15 feet. waves occasionally around
19 feet.
.monday...northwest winds 15 to 20 knots becoming west and
diminishing to 5 to 10 knots. waves 6 to 9 feet subsiding to
2 feet or less. waves occasionally around 11 feet.
.monday night...southwest winds 10 knots or less becoming south
10 to 15 knots. snow overnight. waves 1 to 3 feet.
.tuesday...southeast winds 5 to 15 knots becoming north. snow.
waves 1 to 3 feet subsiding to 1 foot or less.
.tuesday night...north winds 5 to 15 knots becoming northwest. a
chance of snow showers. waves 2 feet or less.
.wednesday...southwest winds 15 to 20 knots increasing to
30 knots. a chance of snow showers during the day, then snow
showers with a chance of rain showers wednesday night. waves 3 to
5 feet building to 7 to 11 feet. waves occasionally around
14 feet.
.thursday...northwest winds to 30 knots diminishing to 15 to
20 knots. snow showers during the day, then a chance of snow
showers thursday night. waves 7 to 11 feet subsiding to 4 to
7 feet. waves occasionally around 14 feet.
.friday...southwest winds 15 to 25 knots becoming south. a chance
of snow showers during the day, then snow showers likely friday
night. waves 3 to 6 feet.
$$
(4/6)
Latest Great Lakes Marine Forecast by KCLE
Issued 11/30/2025 6:57 PM America/New_York.
Valid through 12/1/2025 4:15 AM America/New_York.
fzus61 kcle 302357
glfle
expires:202512010915;;791840
open lake forecast for lake erie
national weather service cleveland oh
657 pm est sun nov 30 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...
low pressure will deepen to 29.70 inches as it tracks east-
northeastward, away from georgian bay and to southwestern quebec,
by this early evening. a trough averaging 30.10 inches lingers
over the lake through most of this evening before a ridge
averaging 30.50 inches moves eastward across lake erie overnight
tonight through monday. during monday night through tuesday, a low
should deepen to 29.40 inches as it wobbles northeastward from
the northwestern gulf to atlantic waters near the delmarva
peninsula. simultaneously, the low will extend a trough averaging
30.00 inches over lake erie. on tuesday night through wednesday, a
ridge averaging 30.50 inches should build from the lower ohio
valley and vicinity before a cold front sweeps southeastward
across lake erie wednesday night. behind the cold front, a ridge
averaging 30.20 inches should build from the upper midwest through
thursday before exiting slowly eastward thursday night through
friday.
lez061-167>169-010915-
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-
657 pm est sun nov 30 2025
...gale warning in effect until 1 am est monday...
.rest of tonight...west gales to 40 knots becoming northwest and
diminishing to 15 to 20 knots after midnight. rain with snow
likely this evening, then a chance of snow after midnight. waves
12 to 16 feet subsiding to 3 to 6 feet. waves occasionally around
20 feet.
.monday...northwest winds 5 to 15 knots becoming south less than
10 knots. waves 2 to 4 feet subsiding to 1 foot or less.
.monday night...south winds 10 knots or less becoming southeast.
a chance of snow in the evening, then snow overnight. waves
1 foot or less.
.tuesday...east winds 5 to 15 knots becoming northwest. snow in
the morning. waves 2 feet or less.
.tuesday night...northwest winds 5 to 15 knots becoming west
15 to 20 knots. waves 1 to 3 feet building to 2 to 4 feet.
.wednesday...southwest winds 15 to 25 knots becoming west to
30 knots. snow wednesday night. waves 5 to 8 feet building to
7 to 11 feet. waves occasionally around 14 feet.
.thursday...northwest winds to 30 knots becoming west and
diminishing to 10 to 15 knots. a chance of snow during the day.
waves 5 to 9 feet subsiding to 2 to 4 feet. waves occasionally
around 11 feet.
.friday...southwest winds 15 to 20 knots. snow and rain likely
friday night. waves 3 to 6 feet subsiding to 2 to 4 feet.
$$
(5/6)
Latest Great Lakes Marine Forecast by KCLE
Issued 10/31/2025 11:03 PM America/New_York.
Valid through 12/1/2025 4:15 AM America/New_York.
fzus61 kcle 010303
glfle
expires:202512010915;;797498
open lake forecast for lake erie
national weather service cleveland oh
1003 pm est sun nov 30 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...
low pressure will deepen to 29.70 inches as it tracks east-
northeastward, away from georgian bay and to southwestern quebec,
by this early evening. a trough averaging 30.10 inches lingers
over the lake through most of this evening before a ridge
averaging 30.50 inches moves eastward across lake erie overnight
tonight through monday. during monday night through tuesday, a low
should deepen to 29.40 inches as it wobbles northeastward from
the northwestern gulf to atlantic waters near the delmarva
peninsula. simultaneously, the low will extend a trough averaging
30.00 inches over lake erie. on tuesday night through wednesday, a
ridge averaging 30.50 inches should build from the lower ohio
valley and vicinity before a cold front sweeps southeastward
across lake erie wednesday night. behind the cold front, a ridge
averaging 30.20 inches should build from the upper midwest through
thursday before exiting slowly eastward thursday night through
friday.
lez167-168-010915-
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-
1003 pm est sun nov 30 2025
.rest of tonight...northwest winds to 30 knots diminishing to
15 to 20 knots. a chance of snow late this evening, then a slight
chance of snow after midnight. waves 6 to 10 feet subsiding to
4 to 6 feet. waves occasionally around 13 feet.
.monday...northwest winds 5 to 15 knots becoming south less than
10 knots. waves 2 to 4 feet subsiding to 1 foot or less.
.monday night...south winds 10 knots or less becoming southeast.
a chance of snow in the evening, then snow overnight. waves
1 foot or less.
.tuesday...northeast winds 5 to 15 knots becoming northwest. snow
in the morning, then a chance of snow in the afternoon. waves
2 feet or less.
.tuesday night...northwest winds 10 to 15 knots becoming
southwest 15 to 20 knots. waves 1 to 3 feet building to 2 to
4 feet.
.wednesday...southwest winds 15 to 25 knots becoming west to
30 knots. snow wednesday night. waves 5 to 8 feet building to
6 to 10 feet. waves occasionally around 13 feet.
.thursday...northwest winds to 30 knots becoming west and
diminishing to 10 to 15 knots. a chance of snow during the day.
waves 5 to 8 feet subsiding to 3 to 6 feet. waves occasionally
around 10 feet.
.friday...southwest winds 15 to 20 knots. snow and rain likely
friday night. waves 3 to 6 feet subsiding to 2 to 4 feet.
$$
(6/6)
Latest Great Lakes Marine Forecast by KCLE
Issued 10/31/2025 11:03 PM America/New_York.
Valid through 12/1/2025 4:15 AM America/New_York.
fzus61 kcle 010303
glfle
expires:202512010915;;797499
open lake forecast for lake erie
national weather service cleveland oh
1003 pm est sun nov 30 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...
low pressure will deepen to 29.70 inches as it tracks east-
northeastward, away from georgian bay and to southwestern quebec,
by this early evening. a trough averaging 30.10 inches lingers
over the lake through most of this evening before a ridge
averaging 30.50 inches moves eastward across lake erie overnight
tonight through monday. during monday night through tuesday, a low
should deepen to 29.40 inches as it wobbles northeastward from
the northwestern gulf to atlantic waters near the delmarva
peninsula. simultaneously, the low will extend a trough averaging
30.00 inches over lake erie. on tuesday night through wednesday, a
ridge averaging 30.50 inches should build from the lower ohio
valley and vicinity before a cold front sweeps southeastward
across lake erie wednesday night. behind the cold front, a ridge
averaging 30.20 inches should build from the upper midwest through
thursday before exiting slowly eastward thursday night through
friday.
lez061-169-010915-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
1003 pm est sun nov 30 2025
...gale warning in effect until 1 am est monday...
.rest of tonight...northwest gales to 35 knots diminishing to
15 to 20 knots after midnight. snow and rain likely late this
evening, then a chance of snow after midnight. a slight chance of
snow late. waves 10 to 13 feet subsiding to 3 to 6 feet. waves
occasionally around 16 feet.
.monday...north winds 5 to 15 knots becoming south less than
10 knots. waves 2 to 4 feet subsiding to 1 foot or less.
.monday night...south winds 10 knots or less becoming southeast.
a chance of snow in the evening, then snow overnight. waves
1 foot or less.
.tuesday...southeast winds 5 to 10 knots becoming north. snow
likely. waves 1 foot or less.
.tuesday night...northwest winds 5 to 15 knots becoming west.
waves 1 to 3 feet.
.wednesday...southwest winds 15 to 25 knots becoming west to
30 knots. snow wednesday night. waves 3 to 6 feet building to
8 to 11 feet. waves occasionally around 14 feet.
.thursday...west winds 15 to 25 knots diminishing to 10 to
15 knots. snow likely during the day. waves 6 to 9 feet subsiding
to 2 to 4 feet. waves occasionally around 11 feet.
.friday...southwest winds 15 to 20 knots. snow and rain likely
friday night. waves 2 to 4 feet building to 3 to 5 feet, then
subsiding to 2 to 4 feet.
$$
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