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(1/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 9/15/2025 4:02 AM America/New_York.
Valid through 9/15/2025 11:00 AM America/New_York.
fzus61 kbuf 150802
glflo
expires:202509151500;;010932
open lake forecast for lake ontario
national weather service buffalo ny
402 am 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 30.3 inch high will slowly shift across quebec and to
new england today through tuesday. the high will drift off the east
coast wednesday into thursday. a 30.4 inch high will approach the
lake from the west friday.
loz062-151500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt mon sep 15 2025
.today...east winds 10 to 15 knots. waves 1 to 3 feet.
.tonight...east winds 5 to 10 knots. waves 2 feet or less.
.tuesday...east winds 5 to 10 knots. waves 2 feet or less.
.tuesday night...east winds 10 knots or less. waves 1 foot or
less.
.wednesday...east winds less than 10 knots becoming southwest.
waves 1 foot or less.
.thursday...west winds 5 to 10 knots becoming north. waves 2 feet
or less.
.friday...northeast winds 5 to 15 knots increasing to 15 to
20 knots. waves 1 to 2 feet building to 2 to 4 feet.
$$
(2/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 9/15/2025 4:02 AM America/New_York.
Valid through 9/15/2025 11:00 AM America/New_York.
fzus61 kbuf 150802
glflo
expires:202509151500;;010933
open lake forecast for lake ontario
national weather service buffalo ny
402 am edt mon sep 15 2025
for waters beyond five nautical miles of shore on lake ontario
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a 30.3 inch high will slowly shift across quebec and to
new england today through tuesday. the high will drift off the east
coast wednesday into thursday. a 30.4 inch high will approach the
lake from the west friday.
loz063>065-151500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am edt mon sep 15 2025
.today...northeast winds 5 to 15 knots. waves 1 to 3 feet.
.tonight...northeast winds 5 to 10 knots becoming east. waves
1 foot or less.
.tuesday...east winds 5 to 10 knots becoming northeast. waves
1 foot or less.
.tuesday night...northeast winds less than 10 knots becoming
southeast. waves 1 foot or less.
.wednesday...south winds 10 knots or less becoming southwest.
waves 1 foot or less.
.thursday...southwest winds 5 to 15 knots becoming north. waves
2 feet or less.
.friday...north winds 10 to 15 knots becoming northeast 15 to
20 knots. waves 1 to 3 feet.
$$
(3/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 9/15/2025 4:02 AM America/New_York.
Valid through 9/15/2025 11:00 AM America/New_York.
fzus61 kbuf 150802
glfsl
expires:202509151500;;010931
forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
402 am edt mon sep 15 2025
slz022-024-151500-
saint lawrence river from cape vincent to saint regis
402 am edt mon sep 15 2025
.today...northeast winds less than 10 knots. sunny.
.tonight...light and variable winds. patchy fog after midnight.
.tuesday...northeast winds less than 10 knots. sunny.
.tuesday night...light and variable winds. mainly clear.
.wednesday...south winds less than 10 knots. partly cloudy.
.thursday...southwest winds 10 knots or less becoming north. a
chance of showers thursday night.
.friday...north winds 5 to 10 knots. mainly clear.
$$
(4/4)
Latest Great Lakes Marine Forecast by KCLE
Issued 9/15/2025 3:43 AM America/New_York.
Valid through 9/15/2025 10:15 AM America/New_York.
fzus61 kcle 150743
glfle
expires:202509151415;;009956
open lake forecast for lake erie
national weather service cleveland oh
343 am edt mon sep 15 2025
for waters beyond five nautical miles of shore on lake erie
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...
high pressure of 30.20 inches over quebec will influence the
region through the middle of the week as it becomes focused off
the new england coast. a weak cold front of 30.00 inches will move
south across lake erie thursday night into friday.
lez061-167>169-151415-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
343 am edt mon sep 15 2025
.today...east winds 5 to 15 knots becoming northeast 15 to
20 knots. waves 1 to 3 feet.
.tonight...northeast winds 10 to 15 knots becoming east. waves
1 to 3 feet building to 2 to 4 feet, then subsiding to 1 to
3 feet.
.tuesday...southeast winds 5 to 10 knots becoming northeast.
waves 2 feet or less.
.tuesday night...northeast winds 5 to 10 knots becoming
southeast. waves 1 foot or less.
.wednesday...south winds less than 10 knots. waves 1 foot or
less.
.thursday...southwest winds 10 knots or less becoming north.
waves 1 foot or less.
.friday...northeast winds 5 to 10 knots becoming east and
increasing to 15 to 20 knots. waves 1 to 3 feet building to 2 to
4 feet.
$$
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