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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est fri nov 14 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 29.3 inch low will move north across the canadian 
maritimes this morning. a 30.1 inch high will then briefly ridge 
south across the lake this afternoon and tonight as it slides east 
across southern quebec. a 29.2 inch low will track just north of the 
lake saturday afternoon while pushing an attendant warm front across 
the lake, with its cold front crossing the lake saturday night, 
before moving east into new england through the day on sunday. a 
trough averaging 29.6 inches then lingers over lake erie through 
monday. a 30.3 inch high will move into the upper great lakes 
tuesday.


loz063-142200-
lake ontario open waters from hamlin beach to sodus bay-
1002 am est fri nov 14 2025

.this afternoon...northwest winds 10 to 15 knots. waves 2 to
4 feet. 
.tonight...north winds 5 to 10 knots becoming east. waves 1 to
2 feet. 
.saturday...southeast winds 5 to 15 knots. rain showers in the
afternoon. waves 1 to 2 feet. 
.saturday night...southwest winds 15 to 25 knots becoming west to
30 knots. showers. waves 1 to 3 feet building to 7 to 10 feet.
waves occasionally around 13 feet. 
.sunday...west winds to 30 knots becoming northwest. lake effect
rain showers during the day, then lake effect rain and snow
showers sunday night. waves 10 to 13 feet subsiding to 8 to
11 feet. waves occasionally around 16 feet. 
.monday...northwest winds to 30 knots diminishing to 15 to
20 knots. snow showers with a chance of rain showers during the
day, then a chance of rain showers monday night. waves 5 to
9 feet subsiding to 3 to 6 feet. waves occasionally around
11 feet. 
.tuesday...northwest winds 10 to 15 knots. a chance of rain
showers. waves 2 to 4 feet subsiding to 1 to 2 feet. 

$$

fzus61 kbuf 141502
glflo 
expires:202511142200;;400263

open lake forecast for lake ontario
national weather service buffalo ny
1002 am est fri nov 14 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 29.3 inch low will move north across the canadian 
maritimes this morning. a 30.1 inch high will then briefly ridge 
south across the lake this afternoon and tonight as it slides east 
across southern quebec. a 29.2 inch low will track just north of the 
lake saturday afternoon while pushing an attendant warm front across 
the lake, with its cold front crossing the lake saturday night, 
before moving east into new england through the day on sunday. a 
trough averaging 29.6 inches then lingers over lake erie through 
monday. a 30.3 inch high will move into the upper great lakes 
tuesday.


loz064-065-142200-
lake ontario open waters from sodus bay to the saint lawrence
river-
1002 am est fri nov 14 2025

.this afternoon...northwest winds 10 to 15 knots. waves 2 to
4 feet subsiding to 1 to 3 feet. 
.tonight...north winds 5 to 10 knots becoming east. waves 2 feet
or less. 
.saturday...southeast winds 5 to 15 knots increasing to 15 to
20 knots. rain showers in the afternoon. waves 1 to 3 feet. 
.saturday night...south winds 15 to 25 knots becoming west to
30 knots. showers. waves 2 to 4 feet building to 7 to 10 feet.
waves occasionally around 13 feet. 
.sunday...west winds to 30 knots becoming northwest. lake effect
rain showers with lake effect snow showers likely. waves 10 to
14 feet subsiding to 8 to 11 feet. waves occasionally around
18 feet. 
.monday...northwest winds to 30 knots diminishing to 15 to
25 knots. snow showers likely with a chance of rain showers
during the day, then a chance of rain showers monday night. waves
6 to 10 feet subsiding to 3 to 6 feet. waves occasionally around
13 feet. 
.tuesday...northwest winds 10 to 15 knots. a chance of rain
showers. waves 3 to 5 feet subsiding to 1 to 3 feet. 

$$

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forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1002 am est fri nov 14 2025


slz022-142200-
saint lawrence river from cape vincent to ogdensburg-
1002 am est fri nov 14 2025

.this afternoon...west winds less than 10 knots becoming
northwest. a chance of rain showers late. 
.tonight...northwest winds less than 10 knots. mostly cloudy. 
.saturday...light and variable winds becoming southeast 5 to
10 knots. rain showers in the afternoon. 
.saturday night...southeast winds 5 to 15 knots becoming west.
rain showers. 
.sunday...west winds 10 to 15 knots. snow showers likely with
rain showers during the day, then a chance of snow showers sunday
night. 
.monday...west winds 5 to 15 knots. a chance of snow showers
during the day. 
.tuesday...west winds less than 10 knots. mostly cloudy. 

$$

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forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1002 am est fri nov 14 2025


slz024-142200-
saint lawrence river from ogdensburg to saint regis-
1002 am est fri nov 14 2025

.this afternoon...west winds less than 10 knots becoming
northwest. mostly cloudy. 
.tonight...light and variable winds. mostly cloudy. 
.saturday...light and variable winds. rain showers likely in the
afternoon. 
.saturday night...east winds 10 knots or less becoming west. rain
showers in the evening, then rain and snow showers overnight. 
.sunday...west winds 10 to 15 knots. snow and rain showers during
the day, then snow showers likely sunday night. 
.monday...west winds 5 to 15 knots. a chance of snow showers
during the day. 
.tuesday...west winds 10 knots or less. mostly cloudy. 

$$