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open lake forecast for lake ontario
national weather service buffalo ny
1241 am est sun feb 5 2023

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 29.7 inch low will move from the upper great lakes 
sunday morning to the canadian maritimes by monday, with a 
trailing cold front crossing the lake sunday night. a 30.3 inch 
high will then build from the upper great lakes and ohio valley 
monday morning to the eastern seaboard tuesday morning. a 29.3 
inch low will then cross northern ontario and hudson bay tuesday, 
with a trailing cold front crossing the lake tuesday night. high 
pressure will cross the lake on wednesday. a 29.3 low will deepen 
as it crosses the central great lakes thursday.


loz062-051000-
lake ontario open waters from the niagara river to hamlin beach-
1241 am est sun feb 5 2023

.overnight...southwest winds 15 to 25 knots. waves 3 to
6 feet building to 4 to 7 feet. waves occasionally around 9 feet.
.sunday...southwest winds 15 to 25 knots. a chance of rain
showers late. waves 5 to 8 feet. waves occasionally around
10 feet. 
.sunday night...southwest winds 15 to 20 knots becoming
northwest. a chance of rain showers in the evening. waves 4 to
7 feet subsiding to 3 to 6 feet. waves occasionally around
9 feet. 
.monday...northwest winds 15 to 20 knots diminishing to 5 to
10 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.monday night...east winds 10 knots or less becoming southeast
and increasing to 15 to 20 knots overnight. waves 1 to 3 feet. 
.tuesday...south winds 15 to 25 knots becoming west. rain showers
during the day, then a chance of rain showers tuesday night.
waves 2 to 4 feet building to 4 to 7 feet. waves occasionally
around 9 feet. 
.wednesday...west winds 15 to 20 knots becoming southeast 10 to
15 knots. a chance of rain showers wednesday night. waves 3 to
5 feet subsiding to 1 to 3 feet. 
.thursday...east winds 10 to 15 knots becoming west 15 to
20 knots. rain likely during the day, then a chance of rain
showers thursday night. waves 1 to 3 feet building to 2 to
4 feet. 

$$
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open lake forecast for lake ontario
national weather service buffalo ny
1241 am est sun feb 5 2023

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 29.7 inch low will move from the upper great lakes 
sunday morning to the canadian maritimes by monday, with a 
trailing cold front crossing the lake sunday night. a 30.3 inch 
high will then build from the upper great lakes and ohio valley 
monday morning to the eastern seaboard tuesday morning. a 29.3 
inch low will then cross northern ontario and hudson bay tuesday, 
with a trailing cold front crossing the lake tuesday night. high 
pressure will cross the lake on wednesday. a 29.3 low will deepen 
as it crosses the central great lakes thursday.


loz063>065-051000-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1241 am est sun feb 5 2023

.overnight...south winds 15 to 25 knots. waves 4 to 7 feet.
waves occasionally around 9 feet. 
.sunday...south winds 15 to 25 knots becoming southwest. a chance
of rain showers late. waves 4 to 7 feet. waves occasionally
around 9 feet. 
.sunday night...southwest winds 15 to 20 knots becoming west. a
chance of rain showers in the evening, then a chance of rain and
snow showers overnight. waves 4 to 7 feet subsiding to 3 to
6 feet. waves occasionally around 9 feet. 
.monday...northwest winds 15 to 20 knots becoming north 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.monday night...northeast winds 5 to 15 knots becoming southeast
15 to 20 knots. waves 1 to 3 feet. 
.tuesday...southeast winds to 30 knots becoming west 15 to
25 knots. rain showers with a chance of snow showers. waves 3 to
6 feet building to 5 to 8 feet. waves occasionally around
10 feet. 
.wednesday...west winds 15 to 20 knots becoming south 5 to
15 knots. waves 3 to 6 feet subsiding to 1 to 3 feet. 
.thursday...southeast winds 10 to 15 knots becoming west 15 to
20 knots. rain likely during the day, then rain showers likely
thursday night. waves 1 to 3 feet building to 2 to 4 feet. 

$$
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open lake forecast for lake erie
national weather service cleveland oh
923 pm est sat feb 4 2023

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 of 29.70 inches moves generally eastward across the 
upper great lakes toward the canadian maritimes through sunday
night. a cold front will trail behind this low, crossing lake erie
sunday evening into sunday night. behind the front, a ridge 
averaging 30.30 inches builds eastward through monday. a warm 
front lifts northeast across lake erie monday night, quickly
followed by a cold front on tuesday. behind the cold front, a 
ridge averaging 30.30 inches builds eastward through wednesday.
the next low pressure approaches the great lakes on thursday.


lez061-168-169-050915-
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-
923 pm est sat feb 4 2023

.overnight...southwest winds 20 to 25 knots. waves 4 to
7 feet. waves occasionally around 9 feet. 
.sunday...southwest winds 15 to 25 knots. a chance of rain
showers early in the afternoon. rain showers likely late. waves
5 to 8 feet subsiding to 3 to 6 feet. waves occasionally around
10 feet. 
.sunday night...southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. a chance of rain showers in the evening, then a
chance of snow showers overnight. waves 3 to 5 feet. 
.monday...northwest winds 5 to 15 knots becoming west. waves 2 to
4 feet subsiding to 1 to 3 feet. 
.monday night...southeast winds 5 to 15 knots becoming south
15 to 20 knots. waves 2 feet or less building to 2 to 4 feet. 
.tuesday...south winds 15 to 25 knots becoming west. rain showers
likely during the day. waves 3 to 6 feet building to 4 to 7 feet,
then subsiding to 3 to 6 feet. waves occasionally around 9 feet. 
.wednesday...west winds 5 to 15 knots becoming southeast. a
chance of rain showers wednesday night. waves 1 to 3 feet. 
.thursday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. rain showers likely during the day, then a chance of
rain showers thursday night. waves 1 to 3 feet building to 3 to
5 feet. 

$$
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