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(1/2)
Latest Great Lakes Marine Forecast by KBUF
Issued 1/17/2026 4:14 AM America/New_York.
Valid through 1/17/2026 11:00 AM America/New_York.
fzus61 kbuf 170914
glflo
expires:202601171600;;032166
open lake forecast for lake ontario
national weather service buffalo ny
414 am est sat jan 17 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 29.5 inch low will track to southwestern quebec by
this afternoon while weakening to 29.7 inches, and will then
continue to push east across southern quebec tonight. a 29.6 inch
low will then move from near lake superior sunday night to central
quebec by later monday night, while pushing an arctic cold front
across the lake monday afternoon. a 30.5 inch high will then slide
east across the southeastern states tuesday and tuesday night, with
a 29.8 inch low then making its way across the central great lakes
wednesday.
loz062-171600-
lake ontario open waters from the niagara river to hamlin beach-
414 am est sat jan 17 2026
...gale watch in effect from monday morning through late tuesday
night...
.today...south winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of snow showers early. a chance of rain
showers early this afternoon, then a chance of rain and snow
showers late. waves 1 to 3 feet building to 3 to 5 feet.
.tonight...southwest winds to 30 knots. a chance of snow showers
late. waves 4 to 7 feet building to 6 to 9 feet. waves
occasionally around 11 feet.
.sunday...southwest winds 15 to 25 knots. a chance of snow
showers. waves 5 to 8 feet. waves occasionally around 10 feet.
.sunday night...southwest winds to 30 knots. lake effect snow
showers. waves 4 to 7 feet building to 6 to 9 feet. waves
occasionally around 11 feet.
.monday...southwest gales to 40 knots becoming west. heavy
freezing spray. lake effect snow showers. waves 10 to 14 feet
building to 13 to 18 feet. waves occasionally around 23 feet.
.tuesday...west gales to 40 knots becoming southwest and
diminishing to 30 knots. heavy freezing spray during the day. a
chance of snow showers. waves 10 to 14 feet subsiding to 8 to
11 feet. waves occasionally around 18 feet.
.wednesday...southwest gales to 35 knots becoming west and
diminishing to 30 knots. a chance of snow showers. waves 4 to
7 feet subsiding to 3 to 6 feet. waves occasionally around
9 feet.
$$
(2/2)
Latest Great Lakes Marine Forecast by KBUF
Issued 1/17/2026 4:14 AM America/New_York.
Valid through 1/17/2026 11:00 AM America/New_York.
fzus61 kbuf 170914
glflo
expires:202601171600;;032167
open lake forecast for lake ontario
national weather service buffalo ny
414 am est sat jan 17 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 29.5 inch low will track to southwestern quebec by
this afternoon while weakening to 29.7 inches, and will then
continue to push east across southern quebec tonight. a 29.6 inch
low will then move from near lake superior sunday night to central
quebec by later monday night, while pushing an arctic cold front
across the lake monday afternoon. a 30.5 inch high will then slide
east across the southeastern states tuesday and tuesday night, with
a 29.8 inch low then making its way across the central great lakes
wednesday.
loz063>065-171600-
lake ontario open waters from hamlin beach to the saint lawrence
river-
414 am est sat jan 17 2026
...gale watch in effect from monday morning through late tuesday
night...
.today...south winds 15 to 20 knots becoming southwest. a chance
of snow showers through early afternoon, then a chance of rain
showers late. waves 2 to 4 feet.
.tonight...southwest winds 15 to 25 knots increasing to 30 knots.
a chance of rain and snow showers early, then a chance of snow
showers from late evening on. waves 3 to 6 feet building to 7 to
10 feet. waves occasionally around 13 feet.
.sunday...southwest winds 15 to 25 knots. a chance of snow
showers. waves 7 to 10 feet subsiding to 5 to 8 feet. waves
occasionally around 13 feet.
.sunday night...southwest winds 15 to 25 knots increasing to
30 knots. a chance of lake effect snow showers. waves 3 to 6 feet
building to 5 to 8 feet. waves occasionally around 10 feet.
.monday...southwest gales to 35 knots becoming west and
increasing to 45 knots. heavy freezing spray. lake effect snow
showers. waves 9 to 12 feet building to 15 to 20 feet. waves
occasionally around 26 feet.
.tuesday...west gales to 35 knots becoming southwest. heavy
freezing spray during the day. lake effect snow showers. waves
13 to 17 feet subsiding to 10 to 15 feet. waves occasionally
around 22 feet.
.wednesday...south winds to 30 knots becoming southwest and
increasing to 35 knot gales. snow showers likely. waves 6 to
9 feet subsiding to 5 to 8 feet. waves occasionally around
11 feet.
$$
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