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Latest Great Lakes Marine Forecast by KBUF
Issued 9/11/2026 10:02 AM America/New_York.
Valid through 9/11/2026 5:00 PM America/New_York.
fzus61 kbuf 111402
glflo
expires:202609112100;;273938
open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt fri sep 11 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 high pressure ridge averaging 30.0 inches over the
lower great lakes region this afternoon, will slide east into new
england tonight, before exiting toward the new england coast on
saturday. a warm front will sweep northeastward across lake ontario
saturday evening through saturday night before a cold front sweeps
eastward across the lake on sunday. behind the cold front, a 30.2
inch ridge will slide eastward across the lake through monday. on
tuesday, the ridge should exit toward new england and allow a warm
front to sweep northeastward across lake ontario.
loz062-112100-
lake ontario open waters from the niagara river to hamlin beach-
1002 am edt fri sep 11 2026
.this afternoon...northwest winds 10 knots or less becoming
southwest. waves 1 foot or less.
.tonight...south winds 5 to 10 knots becoming southeast. waves
1 foot or less.
.saturday...southeast winds 10 knots or less becoming east. waves
1 foot or less.
.saturday night...southeast winds 5 to 10 knots becoming
southwest. waves 2 feet or less.
.sunday...west winds 10 to 15 knots becoming northwest 15 to
20 knots. waves 1 to 3 feet.
.monday...north winds 5 to 15 knots becoming southeast. waves
1 to 3 feet.
.tuesday...south winds 15 to 20 knots becoming west and
diminishing to around 10 knots. a chance of showers during the
day, then showers likely tuesday night. waves 1 to 3 feet
building to 2 to 4 feet, then subsiding to 1 to 3 feet.
$$
(2/3)
Latest Great Lakes Marine Forecast by KBUF
Issued 9/11/2026 10:02 AM America/New_York.
Valid through 9/11/2026 5:00 PM America/New_York.
fzus61 kbuf 111402
glflo
expires:202609112100;;273939
open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt fri sep 11 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 high pressure ridge averaging 30.0 inches over the
lower great lakes region this afternoon, will slide east into new
england tonight, before exiting toward the new england coast on
saturday. a warm front will sweep northeastward across lake ontario
saturday evening through saturday night before a cold front sweeps
eastward across the lake on sunday. behind the cold front, a 30.2
inch ridge will slide eastward across the lake through monday. on
tuesday, the ridge should exit toward new england and allow a warm
front to sweep northeastward across lake ontario.
loz063>065-112100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am edt fri sep 11 2026
.this afternoon...north winds 10 knots or less becoming west.
waves 1 foot or less.
.tonight...west winds 10 knots or less becoming south. waves
1 foot or less.
.saturday...south winds 10 to 15 knots becoming southeast. waves
1 to 3 feet.
.saturday night...south winds 15 to 20 knots becoming southwest.
a chance of showers. waves 1 to 3 feet building to 2 to 4 feet,
then subsiding to 1 to 3 feet.
.sunday...southwest winds 10 to 15 knots becoming northwest 15 to
20 knots. a chance of showers during the day. waves 1 to 3 feet
building to 2 to 4 feet.
.monday...north winds 5 to 15 knots becoming southeast 15 to
20 knots. waves 1 to 3 feet.
.tuesday...south winds 15 to 25 knots becoming southwest. a
chance of showers during the day, then showers likely tuesday
night. waves 3 to 5 feet subsiding to 1 to 3 feet.
$$
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Latest Great Lakes Marine Forecast by KCLE
Issued 9/11/2026 9:20 AM America/New_York.
Valid through 9/11/2026 4:15 PM America/New_York.
fzus61 kcle 111320
glfle
expires:202609112015;;272945
open lake forecast for lake erie
national weather service cleveland oh
920 am edt fri sep 11 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...
high pressure 30.00 inches over the area will move east tonight
and allow a warm front across the lake for saturday. a cold front
will cross the lake on sunday. high pressure 30.30 inches will
build into the region for monday. a cold front will cross the area
on tuesday into wednesday.
lez061-168-169-112015-
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-
920 am edt fri sep 11 2026
.this afternoon...northeast winds 10 knots or less. waves 1 foot
or less.
.tonight...east winds 5 to 10 knots becoming southeast. waves
1 foot or less.
.saturday...south winds 10 knots or less. waves 1 foot or less.
.saturday night...south winds 5 to 15 knots becoming southwest.
waves 2 feet or less.
.sunday...west winds 5 to 15 knots becoming north. waves 1 to
3 feet.
.monday...north winds 5 to 15 knots becoming southeast 15 to
20 knots. waves 1 to 3 feet.
.tuesday...south winds 15 to 20 knots becoming west 10 to
15 knots. a chance of showers during the day, then showers likely
with a chance of thunderstorms tuesday night. waves 2 to 4 feet
subsiding to 1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
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