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(1/5)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/15/2025 12:36 PM America/New_York.
Valid through 11/15/2025 5:15 PM America/New_York.
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open lake forecast for lake ontario
national weather service buffalo ny
1236 pm est sat nov 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 29.3 inch low will track from lake superior this
afternoon to central new england by early sunday morning. as the low
tracks just north of the lake, it will push an attendant warm front
across the lake this afternoon, followed by a cold front crossing
the lake tonight. this low will deepen further to 28.9 inches over
northern new england sunday before moving to the canadian maritimes
monday, then north to labrador tuesday. a 30.3 inch high will then
build from the upper great lakes tuesday to the lower great lakes
wednesday, then to new england thursday.
loz062-152215-
lake ontario open waters from the niagara river to hamlin beach-
1236 pm est sat nov 15 2025
...gale warning in effect from midnight est tonight through late
sunday night...
.this afternoon...southeast winds 15 to 20 knots becoming south
10 to 15 knots. rain showers with a chance of thunderstorms.
waves 1 to 3 feet.
.tonight...southwest winds 15 to 25 knots becoming west to
30 knots. showers with a chance of thunderstorms early, then a
chance of showers late in the evening. a chance of showers late.
waves 2 to 4 feet building to 10 to 13 feet. waves occasionally
around 16 feet.
.sunday...northwest gales to 35 knots diminishing to 30 knots. a
chance of rain showers in the morning, then a chance of rain and
snow showers in the afternoon. waves 10 to 13 feet. waves
occasionally around 16 feet.
.sunday night...northwest winds to 30 knots. a chance of snow
showers. waves 7 to 11 feet subsiding to 5 to 9 feet. waves
occasionally around 14 feet.
.monday...northwest winds to 30 knots becoming west and
diminishing to 15 to 20 knots. a chance of snow showers during
the day. waves 5 to 9 feet subsiding to 3 to 5 feet. waves
occasionally around 11 feet.
.tuesday...west winds 15 to 20 knots becoming northwest 5 to
15 knots. waves 2 to 4 feet subsiding to 1 foot or less.
.wednesday...north winds 5 to 10 knots becoming east. waves
1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(2/5)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/15/2025 12:36 PM America/New_York.
Valid through 11/15/2025 5:15 PM America/New_York.
fzus61 kbuf 151736
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expires:202511152215;;461233
open lake forecast for lake ontario
national weather service buffalo ny
1236 pm est sat nov 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 29.3 inch low will track from lake superior this
afternoon to central new england by early sunday morning. as the low
tracks just north of the lake, it will push an attendant warm front
across the lake this afternoon, followed by a cold front crossing
the lake tonight. this low will deepen further to 28.9 inches over
northern new england sunday before moving to the canadian maritimes
monday, then north to labrador tuesday. a 30.3 inch high will then
build from the upper great lakes tuesday to the lower great lakes
wednesday, then to new england thursday.
loz063-152215-
lake ontario open waters from hamlin beach to sodus bay-
1236 pm est sat nov 15 2025
...gale warning in effect from midnight est tonight through late
sunday night...
.this afternoon...southeast winds 15 to 20 knots. rain showers.
waves 1 to 3 feet.
.tonight...south winds 15 to 20 knots becoming west and
increasing to 35 knot gales after midnight. showers in the
evening. a chance of showers late. waves 1 to 3 feet building to
11 to 15 feet. waves occasionally around 19 feet.
.sunday...west gales to 35 knots becoming northwest. rain showers
likely in the morning, then a chance of rain and snow showers in
the afternoon. waves 11 to 16 feet. waves occasionally around
20 feet.
.sunday night...northwest gales to 35 knots diminishing to
30 knots. a chance of snow showers. waves 10 to 14 feet subsiding
to 8 to 11 feet. waves occasionally around 18 feet.
.monday...northwest winds to 30 knots. a chance of snow showers.
waves 7 to 11 feet subsiding to 4 to 7 feet. waves occasionally
around 14 feet.
.tuesday...west winds 15 to 20 knots becoming northwest 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet.
.wednesday...north winds 5 to 10 knots becoming east. waves
1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(3/5)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/15/2025 12:36 PM America/New_York.
Valid through 11/15/2025 5:15 PM America/New_York.
fzus61 kbuf 151736
glflo
expires:202511152215;;461234
open lake forecast for lake ontario
national weather service buffalo ny
1236 pm est sat nov 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 29.3 inch low will track from lake superior this
afternoon to central new england by early sunday morning. as the low
tracks just north of the lake, it will push an attendant warm front
across the lake this afternoon, followed by a cold front crossing
the lake tonight. this low will deepen further to 28.9 inches over
northern new england sunday before moving to the canadian maritimes
monday, then north to labrador tuesday. a 30.3 inch high will then
build from the upper great lakes tuesday to the lower great lakes
wednesday, then to new england thursday.
loz064-065-152215-
lake ontario open waters from sodus bay to the saint lawrence
river-
1236 pm est sat nov 15 2025
...gale warning in effect from midnight est tonight through late
sunday night...
.this afternoon...southeast winds 15 to 20 knots. rain showers
likely early, then rain showers late. waves 1 to
3 feet building to 2 to 4 feet.
.tonight...south winds 15 to 20 knots becoming west and
increasing to 35 knot gales after midnight. showers in the
evening, then a chance of showers after midnight. waves 2 to
4 feet building to 11 to 15 feet. waves occasionally around
19 feet.
.sunday...west gales to 35 knots becoming northwest. rain showers
in the morning, then snow and rain showers likely in the
afternoon. waves 11 to 16 feet. waves occasionally around
20 feet.
.sunday night...northwest gales to 35 knots. snow showers likely
in the evening, then a chance of snow showers overnight. waves
10 to 14 feet subsiding to 8 to 11 feet. waves occasionally
around 18 feet.
.monday...northwest winds to 30 knots. a chance of snow showers.
waves 7 to 11 feet subsiding to 5 to 8 feet. waves occasionally
around 14 feet.
.tuesday...northwest winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of rain and snow showers. waves 3 to 6 feet
subsiding to 1 to 3 feet.
.wednesday...northwest winds 5 to 10 knots becoming east. waves
1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(4/5)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/15/2025 10:02 AM America/New_York.
Valid through 11/15/2025 5:00 PM America/New_York.
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forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1002 am est sat nov 15 2025
slz022-152200-
saint lawrence river from cape vincent to ogdensburg-
1002 am est sat nov 15 2025
.this afternoon...east winds less than 10 knots. rain showers
late.
.tonight...east winds 5 to 15 knots becoming west. rain showers.
.sunday...west winds 15 to 20 knots. rain and snow showers in the
morning, then snow showers in the afternoon.
.sunday night...west winds 15 to 20 knots becoming northwest
10 to 15 knots. snow showers likely.
.monday...west winds 5 to 15 knots. mostly cloudy.
.tuesday...west winds 5 to 10 knots becoming light and variable.
mostly cloudy.
.wednesday...northwest winds less than 10 knots. mostly cloudy.
$$
(5/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 11/15/2025 3:14 PM America/New_York.
Valid through 11/15/2025 10:15 PM America/New_York.
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expires:202511160315;;467976
open lake forecast for lake erie
national weather service cleveland oh
314 pm est sat nov 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...
low pressure will deepen to 28.90 inches by sunday morning as it
moves east towards northern new england, extending a cold front
across the lake this evening. a trough averaging 29.80 inches will
linger over the eastern great lakes through monday. weak low
pressure 29.90 inches will move east through the lower ohio
valley on tuesday, followed by high pressure 30.20 inches building
from the north on wednesday.
lez061-166>169-160315-
ripley to buffalo ny extending from 5nm 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-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-
314 pm est sat nov 15 2025
.tonight...west winds to 30 knots becoming northwest. a chance of
showers with a slight chance of thunderstorms early, then a
slight chance of showers late this evening. a slight chance of
showers late. waves 6 to 10 feet. waves occasionally around
13 feet.
.sunday...northwest winds to 30 knots. a slight chance of showers
early, then a chance of showers from late morning on. waves 7 to
11 feet. waves occasionally around 14 feet.
.sunday night...northwest winds to 30 knots. rain showers likely
with snow showers in the evening, then a chance of snow showers
overnight. waves 7 to 11 feet. waves occasionally around 14 feet.
.monday...northwest winds to 30 knots diminishing to 15 to
25 knots. a chance of snow showers in the morning. waves 5 to
9 feet subsiding to 4 to 7 feet. waves occasionally around
11 feet.
.monday night...northwest winds 15 to 20 knots becoming west
10 to 15 knots. waves 3 to 6 feet subsiding to 1 to 3 feet.
.tuesday...west winds 5 to 15 knots becoming northeast. a chance
of rain. waves 1 to 3 feet subsiding to 1 foot or less.
.wednesday...northeast winds 5 to 10 knots becoming east. waves
2 feet or less.
.thursday...east winds 5 to 15 knots becoming south 15 to
20 knots. a chance of rain during the day, then rain likely
thursday night. waves 1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
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