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(1/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/29/2025 10:02 AM America/New_York.
Valid through 11/29/2025 5:00 PM America/New_York.
fzus61 kbuf 291502
glflo
expires:202511292200;;711943
open lake forecast for lake ontario
national weather service buffalo ny
1002 am est sat nov 29 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 30.5 inch surface high will build from the ohio valley
and lower great lakes to the mid-atlantic today. a surface low will
cut northeastward through the central great lakes sunday, slowly
deepening from 29.6 inches sunday morning to 29.4 inches sunday
night over western quebec. a cold front from this low will cross the
lake late sunday night. 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 29.7 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.
loz062-292200-
lake ontario open waters from the niagara river to hamlin beach-
1002 am est sat nov 29 2025
...gale watch in effect from sunday morning through monday
morning...
.this afternoon...west winds 5 to 15 knots becoming southwest.
waves 2 to 4 feet subsiding to 1 to 3 feet.
.tonight...south winds 5 to 15 knots becoming southeast and
increasing to 15 to 25 knots. a chance of snow showers late in
the evening. snow showers after midnight. waves 1 to 3 feet
building to 3 to 5 feet.
.sunday...south winds to 30 knots becoming southwest and
increasing to 35 knot gales in the afternoon. rain and snow
showers in the morning, then rain showers in the afternoon. waves
3 to 6 feet building to 9 to 12 feet. waves occasionally around
15 feet.
.sunday night...west gales to 35 knots becoming northwest and
diminishing to 30 knots overnight. rain showers likely with a
chance of snow showers in the evening, then a chance of snow
showers overnight. waves 8 to 12 feet. waves occasionally around
15 feet.
.monday...northwest winds 15 to 25 knots becoming south and
diminishing to 5 to 10 knots. snow showers likely monday night.
waves 5 to 8 feet subsiding to 1 to 3 feet. waves occasionally
around 10 feet.
.tuesday...southwest winds 5 to 15 knots becoming northwest. snow
showers likely during the day, then a chance of snow showers
tuesday night. waves 1 to 2 feet.
.wednesday...west winds 15 to 20 knots increasing to 30 knots.
snow showers likely wednesday night. waves 2 to 4 feet building
to 5 to 9 feet. waves occasionally around 11 feet.
$$
(2/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/29/2025 10:02 AM America/New_York.
Valid through 11/29/2025 5:00 PM America/New_York.
fzus61 kbuf 291502
glflo
expires:202511292200;;711944
open lake forecast for lake ontario
national weather service buffalo ny
1002 am est sat nov 29 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 30.5 inch surface high will build from the ohio valley
and lower great lakes to the mid-atlantic today. a surface low will
cut northeastward through the central great lakes sunday, slowly
deepening from 29.6 inches sunday morning to 29.4 inches sunday
night over western quebec. a cold front from this low will cross the
lake late sunday night. 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 29.7 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.
loz063-292200-
lake ontario open waters from hamlin beach to sodus bay-
1002 am est sat nov 29 2025
...gale watch in effect from sunday morning through monday
morning...
.this afternoon...northwest winds 15 to 20 knots becoming west
5 to 15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet.
.tonight...southwest winds less than 10 knots becoming southeast
and increasing to 30 knots after midnight. a chance of snow
showers late in the evening. snow showers after midnight. waves
1 to 2 feet building to 3 to 6 feet.
.sunday...south winds to 30 knots becoming southwest. snow and
rain showers. waves 5 to 9 feet building to 7 to 10 feet. waves
occasionally around 13 feet.
.sunday night...southwest winds to 30 knots becoming northwest.
rain and snow showers likely in the evening, then snow showers
likely overnight. waves 10 to 14 feet. waves occasionally around
18 feet.
.monday...northwest winds to 30 knots becoming south and
diminishing to 5 to 15 knots. a chance of snow showers monday
night. waves 8 to 11 feet subsiding to 1 to 2 feet. waves
occasionally around 14 feet.
.tuesday...south winds 10 to 15 knots becoming northwest. snow
showers likely during the day, then a chance of snow showers
tuesday night. waves 1 to 3 feet.
.wednesday...west winds 15 to 25 knots increasing to 30 knots.
snow showers likely wednesday night. waves 2 to 3 feet building
to 7 to 10 feet. waves occasionally around 13 feet.
$$
(3/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/29/2025 10:02 AM America/New_York.
Valid through 11/29/2025 5:00 PM America/New_York.
fzus61 kbuf 291502
glflo
expires:202511292200;;711945
open lake forecast for lake ontario
national weather service buffalo ny
1002 am est sat nov 29 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 30.5 inch surface high will build from the ohio valley
and lower great lakes to the mid-atlantic today. a surface low will
cut northeastward through the central great lakes sunday, slowly
deepening from 29.6 inches sunday morning to 29.4 inches sunday
night over western quebec. a cold front from this low will cross the
lake late sunday night. 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 29.7 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.
loz064-065-292200-
lake ontario open waters from sodus bay to the saint lawrence
river-
1002 am est sat nov 29 2025
...gale watch in effect from sunday morning through monday
morning...
.this afternoon...northwest winds 15 to 20 knots becoming west
5 to 15 knots. waves 3 to 6 feet subsiding to 1 to 3 feet.
.tonight...southwest winds less than 10 knots becoming southeast
and increasing to 30 knots after midnight. snow showers after
midnight. waves 1 to 3 feet building to 3 to 6 feet.
.sunday...south winds to 30 knots becoming southwest and
increasing to 35 knot gales in the afternoon. snow and rain
showers. waves 5 to 9 feet building to 9 to 12 feet. waves
occasionally around 15 feet.
.sunday night...southwest gales to 35 knots becoming northwest
and diminishing to 30 knots overnight. rain and snow showers in
the evening, then snow showers, rain showers with a chance of
freezing rain overnight. waves 10 to 15 feet. waves occasionally
around 19 feet.
.monday...northwest winds to 30 knots becoming south and
diminishing to 15 to 20 knots. a chance of freezing rain during
the day, then a chance of snow showers monday night. waves 8 to
11 feet subsiding to 1 to 3 feet. waves occasionally around
14 feet.
.tuesday...south winds 15 to 20 knots becoming north 10 to
15 knots. snow showers. waves 2 to 4 feet subsiding to 1 to
3 feet.
.wednesday...west winds 10 to 15 knots increasing to 30 knots. a
chance of snow showers during the day, then snow showers likely
wednesday night. waves 1 to 3 feet building to 8 to 11 feet.
waves occasionally around 14 feet.
$$
(4/4)
Latest Great Lakes Marine Forecast by KCLE
Issued 11/29/2025 10:06 AM America/New_York.
Valid through 11/29/2025 4:30 PM America/New_York.
fzus61 kcle 291506
glfle
expires:202511292130;;712217
open lake forecast for lake erie
national weather service cleveland oh
1006 am est sat nov 29 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 of 29.60 inches will move northeastward from the
central great plains to southwestern quebec by sunday evening and
drag an occluded front eastward across lake erie on sunday. behind
the front, a ridge averaging 30.50 inches should move eastward
across the lake erie region sunday night 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
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.
lez061-167>169-292130-
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-
1006 am est sat nov 29 2025
...gale watch in effect from sunday morning through late sunday
night...
.this afternoon...west winds 5 to 15 knots becoming south. a
slight chance of snow late. waves 1 to 3 feet.
.tonight...southeast winds 15 to 20 knots becoming south and
increasing to 30 knots. snow in the evening, then snow and rain
after midnight. waves 1 to 3 feet building to 6 to 9 feet. waves
occasionally around 11 feet.
.sunday...south gales to 35 knots becoming west. rain and snow.
waves 10 to 14 feet building to 11 to 15 feet. waves occasionally
around 19 feet.
.sunday night...west gales to 35 knots becoming northwest and
diminishing to 30 knots overnight. snow and rain in the evening,
then a chance of snow overnight. waves 10 to 15 feet subsiding to
5 to 8 feet. waves occasionally around 19 feet.
.monday...northwest winds 15 to 20 knots becoming south and
diminishing to 10 knots or less. snow likely monday night. waves
3 to 6 feet subsiding to 2 feet or less.
.tuesday...west winds 5 to 15 knots becoming northwest. snow
likely during the day. waves 1 to 3 feet.
.wednesday...west winds 15 to 25 knots increasing to 30 knots.
snow likely wednesday night. waves 3 to 6 feet building to 6 to
10 feet. waves occasionally around 13 feet.
$$
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