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open lake forecast for lake ontario
national weather service buffalo ny
402 pm est fri dec 26 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 compact 29.7 inch low will then move across ohio and 
pennsylvania tonight before moving off the mid atlantic coast by 
saturday. a ridge of high pressure averaging 30.2 inches will then 
build into quebec and new england saturday through saturday night. 
complex low pressure averaging 29.1 inches will then cross the lower 
great lakes sunday night, before moving to northern new england and 
southern quebec monday, then to the canadian maritimes by tuesday 
while deepening to 28.9 inches. northwest flow will average 29.5 
inches across the lake wednesday.


loz062-270400-
lake ontario open waters from the niagara river to hamlin beach-
402 pm est fri dec 26 2025

.tonight...east winds to 30 knots becoming northeast and
diminishing to 15 to 20 knots. snow with freezing rain likely
early, then a chance of snow late this evening. waves 7 to
10 feet subsiding to 5 to 8 feet. waves occasionally around
13 feet. 
.saturday...northeast winds 15 to 20 knots becoming east 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.saturday night...east winds 5 to 15 knots. waves 1 to 2 feet. 
.sunday...east winds 10 to 15 knots. rain in the afternoon. waves
1 to 2 feet. 
.sunday night...east winds 10 to 15 knots becoming southeast
15 to 20 knots. rain. waves 1 to 3 feet building to 2 to 4 feet. 
.monday...southwest gales to 35 knots becoming west to 40 knots.
rain and snow showers during the day, then snow showers monday
night. waves 7 to 10 feet building to 14 to 19 feet. waves
occasionally around 24 feet. 
.tuesday...west gales to 40 knots diminishing to 30 knots. a
chance of snow showers during the day, then snow showers likely
tuesday night. waves 13 to 17 feet subsiding to 8 to 12 feet.
waves occasionally around 22 feet. 
.wednesday...west winds to 30 knots. snow showers likely. waves
7 to 11 feet. waves occasionally around 14 feet. 

$$

fzus61 kbuf 262102
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open lake forecast for lake ontario
national weather service buffalo ny
402 pm est fri dec 26 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 compact 29.7 inch low will then move across ohio and 
pennsylvania tonight before moving off the mid atlantic coast by 
saturday. a ridge of high pressure averaging 30.2 inches will then 
build into quebec and new england saturday through saturday night. 
complex low pressure averaging 29.1 inches will then cross the lower 
great lakes sunday night, before moving to northern new england and 
southern quebec monday, then to the canadian maritimes by tuesday 
while deepening to 28.9 inches. northwest flow will average 29.5 
inches across the lake wednesday.


loz063-270400-
lake ontario open waters from hamlin beach to sodus bay-
402 pm est fri dec 26 2025

.tonight...east winds to 30 knots becoming northeast and
diminishing to 15 to 20 knots. snow this evening, then a chance
of snow showers after midnight. waves 5 to 8 feet subsiding to
3 to 6 feet. waves occasionally around 10 feet. 
.saturday...northeast winds 15 to 20 knots diminishing to 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 2 feet. 
.saturday night...east winds 5 to 10 knots becoming southeast.
waves 1 to 2 feet. 
.sunday...southeast winds 10 to 15 knots. rain likely in the
afternoon. waves 1 to 3 feet. 
.sunday night...southeast winds 10 to 15 knots increasing to
15 to 20 knots. rain. waves 1 to 3 feet building to 2 to 4 feet. 
.monday...southwest gales to 35 knots becoming west and
increasing to 45 knots. rain with snow showers likely during the
day, then snow showers monday night. waves 6 to 9 feet building
to 17 to 22 feet. waves occasionally around 28 feet. 
.tuesday...northwest gales to 40 knots becoming west and
diminishing to 30 knots. snow showers likely. waves 16 to 21 feet
subsiding to 10 to 13 feet. waves occasionally around 27 feet. 
.wednesday...west gales to 35 knots. snow showers likely. waves
8 to 11 feet building to 10 to 14 feet. waves occasionally around
18 feet. 

$$

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open lake forecast for lake ontario
national weather service buffalo ny
402 pm est fri dec 26 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 compact 29.7 inch low will then move across ohio and 
pennsylvania tonight before moving off the mid atlantic coast by 
saturday. a ridge of high pressure averaging 30.2 inches will then 
build into quebec and new england saturday through saturday night. 
complex low pressure averaging 29.1 inches will then cross the lower 
great lakes sunday night, before moving to northern new england and 
southern quebec monday, then to the canadian maritimes by tuesday 
while deepening to 28.9 inches. northwest flow will average 29.5 
inches across the lake wednesday.


loz064-065-270400-
lake ontario open waters from sodus bay to the saint lawrence
river-
402 pm est fri dec 26 2025

.tonight...east winds 15 to 25 knots. snow this evening, then a
chance of snow showers after midnight. waves 3 to 5 feet
subsiding to 2 to 4 feet. 
.saturday...northeast winds 5 to 15 knots. waves 1 to 3 feet. 
.saturday night...northeast winds 5 to 10 knots becoming
southeast. waves 1 foot or less. 
.sunday...southeast winds 10 to 15 knots. a chance of rain and
freezing rain in the afternoon. waves 1 to 3 feet. 
.sunday night...southeast winds 10 to 15 knots increasing to
15 to 20 knots. rain. waves 1 to 3 feet building to 2 to 4 feet. 
.monday...south winds to 30 knots becoming west and increasing to
45 knot gales. rain and snow showers during the day, then snow
showers monday night. waves 5 to 8 feet building to 18 to
23 feet. waves occasionally around 29 feet. 
.tuesday...west gales to 40 knots diminishing to 30 knots. lake
effect snow showers. waves 16 to 21 feet subsiding to 10 to
13 feet. waves occasionally around 27 feet. 
.wednesday...west gales to 35 knots diminishing to 30 knots. lake
effect snow showers likely. waves 10 to 14 feet. waves
occasionally around 18 feet. 

$$

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forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
402 pm est fri dec 26 2025


slz022-270400-
saint lawrence river from cape vincent to ogdensburg-
402 pm est fri dec 26 2025

.tonight...northeast winds 5 to 15 knots. snow this evening, then
a chance of snow showers after midnight. 
.saturday...northeast winds 5 to 10 knots. mostly cloudy in the
morning, then clearing. 
.saturday night...northeast winds less than 10 knots. partly
cloudy in the evening, then becoming mostly cloudy. 
.sunday...light and variable winds. a chance of freezing rain in
the afternoon. 
.sunday night...northeast winds 10 knots or less becoming east.
freezing rain. 
.monday...southeast winds 10 to 15 knots becoming west 15 to
20 knots. rain, snow showers and freezing rain during the day,
then snow showers monday night. 
.tuesday...west winds 15 to 20 knots diminishing to 5 to
15 knots. snow showers likely during the day, then a chance of
snow showers tuesday night. 
.wednesday...west winds 5 to 10 knots. snow showers likely during
the day, then a chance of snow showers wednesday night. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
349 pm est fri dec 26 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 moves just south of the lake before
departing to the east tonight. a ridge averaging 30.10 inches will
build over the lake for saturday. low pressure 29.60 inches will
develop over the central united states on sunday and extend a warm
front near the lake. this low will deepen to 28.80 inches over the
northern lakes on monday, as a surface cold front sweeps across
the lake. a trough averaging 29.90 inches will remain across the
lake on tuesday behind the system. 


lez061-167>169-270330-
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-
349 pm est fri dec 26 2025

.tonight...west winds 10 to 15 knots becoming north. a chance of
rain with a slight chance of thunderstorms early, then a slight
chance of rain late this evening. waves 1 to 3 feet. 
.saturday...northeast winds 5 to 10 knots becoming east. waves
2 feet or less. 
.saturday night...east winds 5 to 10 knots becoming southeast.
waves 2 feet or less. 
.sunday...southeast winds 10 to 15 knots becoming south. rain.
waves 1 to 3 feet. 
.sunday night...south winds 15 to 25 knots becoming southwest to
30 knots. rain. waves 1 to 3 feet building to 6 to 9 feet. waves
occasionally around 11 feet. 
.monday...west gales to 40 knots. snow with rain likely during
the day, then snow monday night. waves 10 to 13 feet building to
13 to 17 feet, then subsiding to 11 to 15 feet. waves
occasionally around 22 feet. 
.tuesday...west gales to 35 knots. a chance of snow during the
day, then snow likely tuesday night. waves 8 to 12 feet. waves
occasionally around 15 feet. 
.wednesday...west winds to 30 knots. snow likely during the day,
then a chance of snow wednesday night. waves 8 to 11 feet
subsiding to 6 to 9 feet. waves occasionally around 14 feet. 

winds and waves higher in and near thunderstorms.

$$