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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est thu dec 25 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 weak surface low will slide from southern quebec to new england 
today, with its trailing cold front crossing the lake this morning. 
following the frontal passage, a strong 30.6 inch high over ontario 
will build across the lake tonight. the high will then drift into 
quebec friday while a compact 29.7 inch low slides across ohio and 
pennsylvania, with the high then building back across the lake 
saturday. complex low pressure averaging 29.6 inches will then cross 
the lower great lakes later sunday and sunday night, before moving 
to the canadian maritimes monday.


loz062-252200-
lake ontario open waters from the niagara river to hamlin beach-
1002 am est thu dec 25 2025

.this afternoon...northwest winds 15 to 20 knots becoming north.
waves 2 to 4 feet. 
.tonight...north winds 15 to 20 knots becoming east. waves 2 to
4 feet. 
.friday...east winds 15 to 25 knots increasing to 30 knots. a
chance of snow in the morning, then snow in the afternoon. waves
3 to 5 feet building to 6 to 9 feet. waves occasionally around
11 feet. 
.friday night...east winds to 30 knots diminishing to 15 to
20 knots. snow. waves 5 to 9 feet subsiding to 4 to 6 feet. waves
occasionally around 11 feet. 
.saturday...northeast winds 10 to 15 knots becoming east. waves
3 to 5 feet subsiding to 1 to 2 feet. 
.sunday...east winds 10 to 15 knots becoming south and increasing
to 15 to 25 knots. rain. waves 1 to 3 feet building to 3 to
5 feet. 
.monday...west gales to 35 knots increasing to 40 knots. snow and
rain showers likely during the day, then snow showers likely
monday night. waves 9 to 12 feet building to 12 to 17 feet. waves
occasionally around 22 feet. 

$$

fzus61 kbuf 251502
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expires:202512252200;;203289

open lake forecast for lake ontario
national weather service buffalo ny
1002 am est thu dec 25 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 weak surface low will slide from southern quebec to new england 
today, with its trailing cold front crossing the lake this morning. 
following the frontal passage, a strong 30.6 inch high over ontario 
will build across the lake tonight. the high will then drift into 
quebec friday while a compact 29.7 inch low slides across ohio and 
pennsylvania, with the high then building back across the lake 
saturday. complex low pressure averaging 29.6 inches will then cross 
the lower great lakes later sunday and sunday night, before moving 
to the canadian maritimes monday.


loz063-252200-
lake ontario open waters from hamlin beach to sodus bay-
1002 am est thu dec 25 2025

.this afternoon...northwest winds 15 to 20 knots becoming north.
waves 3 to 6 feet. 
.tonight...north winds 15 to 20 knots becoming northeast. waves
3 to 6 feet. 
.friday...east winds 15 to 25 knots. a chance of snow in the
morning, then snow in the afternoon. waves 3 to 6 feet building
to 4 to 7 feet. waves occasionally around 9 feet. 
.friday night...east winds 15 to 25 knots. snow. waves 4 to
7 feet subsiding to 3 to 6 feet. waves occasionally around
9 feet. 
.saturday...east winds 10 to 15 knots. waves 3 to 5 feet
subsiding to 1 to 3 feet. 
.sunday...southeast winds 10 to 15 knots becoming south and
increasing to 15 to 25 knots. rain likely during the day, then
rain sunday night. waves 1 to 3 feet building to 3 to 6 feet. 
.monday...west gales to 35 knots increasing to 40 knots. lake
effect rain and snow showers during the day, then lake effect
snow showers monday night. waves 10 to 13 feet building to 15 to
20 feet. waves occasionally around 26 feet. 

$$

fzus61 kbuf 251502
glflo 
expires:202512252200;;203290

open lake forecast for lake ontario
national weather service buffalo ny
1002 am est thu dec 25 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 weak surface low will slide from southern quebec to new england 
today, with its trailing cold front crossing the lake this morning. 
following the frontal passage, a strong 30.6 inch high over ontario 
will build across the lake tonight. the high will then drift into 
quebec friday while a compact 29.7 inch low slides across ohio and 
pennsylvania, with the high then building back across the lake 
saturday. complex low pressure averaging 29.6 inches will then cross 
the lower great lakes later sunday and sunday night, before moving 
to the canadian maritimes monday.


loz064-065-252200-
lake ontario open waters from sodus bay to the saint lawrence
river-
1002 am est thu dec 25 2025

.this afternoon...north winds 15 to 25 knots. waves 3 to 6 feet. 
.tonight...north winds 15 to 25 knots becoming northeast and
diminishing to 10 to 15 knots. waves 3 to 6 feet subsiding to
2 to 4 feet. 
.friday...northeast winds 10 to 15 knots becoming east 15 to
20 knots. snow likely in the afternoon. waves 1 to 3 feet
building to 2 to 4 feet. 
.friday night...east winds 15 to 20 knots. snow. waves 2 to
4 feet building to 3 to 5 feet, then subsiding to 2 to 4 feet. 
.saturday...east winds 10 to 15 knots. waves 1 to 3 feet. 
.sunday...southeast winds 10 to 15 knots becoming south and
increasing to 15 to 25 knots. rain likely during the day, then
rain sunday night. waves 1 to 3 feet building to 3 to 6 feet. 
.monday...southwest gales to 35 knots becoming west to 40 knots.
lake effect rain and snow showers during the day, then lake
effect snow showers monday night. waves 9 to 12 feet building to
16 to 21 feet, then subsiding to 15 to 20 feet. waves
occasionally around 27 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
1004 am est thu dec 25 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 29.60 inches will move east through the ohio valley 
friday into friday night. a ridge averaging 30.10 inches will 
briefly build across the area on saturday. low pressure 29.30 
inches will move east through the great lakes sunday into monday,
extending a strong cold front east across the area.


lez061-167>169-252115-
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-
1004 am est thu dec 25 2025

.this afternoon...north winds 10 to 15 knots. waves 1 to 3 feet. 
.tonight...northeast winds 15 to 20 knots becoming east. waves
2 to 4 feet building to 3 to 5 feet. 
.friday...east winds 15 to 20 knots. rain likely with a chance of
snow in the morning, then rain and snow in the afternoon. waves
3 to 5 feet subsiding to 2 to 4 feet. 
.friday night...east winds 10 to 15 knots becoming north. a
chance of rain in the evening, then a chance of freezing rain
overnight. waves 1 to 3 feet. 
.saturday...northeast winds 5 to 10 knots becoming southeast.
waves 2 feet or less. 
.sunday...southeast winds 10 to 15 knots becoming west and
increasing to 35 knot gales. rain. waves 2 feet or less building
to 8 to 11 feet. waves occasionally around 14 feet. 
.monday...west gales to 40 knots diminishing to 35 knots. snow
and rain likely during the day, then snow likely monday night.
waves 10 to 15 feet. waves occasionally around 19 feet. 

$$