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open lake forecast for lake ontario
national weather service buffalo ny
402 pm est mon feb 23 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 strong 28.8 inch low will continue to move northeast 
to the canadian maritimes through tuesday. a 30.1 inch ridge will 
briefly build over the lower great lakes tuesday. a 29.4 inch low 
will then track from the upper great lakes tuesday to the ottawa 
valley by late wednesday, with a trailing cold front crossing the 
lake wednesday afternoon. a surface low of 29.5 inches will track 
from the tennessee valley to the gulf of maine from thursday through 
friday, staying well south and east of the lake.


loz062-063-240400-
lake ontario open waters from the niagara river to sodus bay-
402 pm est mon feb 23 2026

.tonight...northwest winds 15 to 25 knots. snow likely through
the early overnight, then a chance of snow showers late. waves
4 to 7 feet subsiding to 3 to 5 feet. waves occasionally around
9 feet. 
.tuesday...northwest winds 15 to 20 knots becoming southwest
10 to 15 knots. a chance of snow showers in the morning. waves
3 to 5 feet subsiding to 1 to 3 feet. 
.tuesday night...south winds 10 to 15 knots increasing to 15 to
25 knots. snow. waves 1 to 3 feet building to 3 to 6 feet. 
.wednesday...southwest winds to 30 knots becoming west. snow in
the morning, then a chance of snow showers in the afternoon.
waves 5 to 8 feet building to 6 to 10 feet. waves occasionally
around 13 feet. 
.wednesday night...west winds to 30 knots diminishing to 15 to
20 knots. snow showers likely. waves 7 to 11 feet subsiding to
4 to 7 feet. waves occasionally around 14 feet. 
.thursday...west winds 10 to 15 knots becoming north. a chance of
snow thursday night. waves 3 to 6 feet subsiding to 1 to 3 feet. 
.friday...west winds 10 to 15 knots becoming southwest and
increasing to 30 knots. waves 1 to 2 feet building to 5 to
8 feet. waves occasionally around 10 feet. 
.saturday...southwest winds 15 to 25 knots becoming northwest. a
chance of snow showers saturday night. waves 4 to 7 feet
subsiding to 3 to 6 feet. waves occasionally around 9 feet. 

$$

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open lake forecast for lake ontario
national weather service buffalo ny
402 pm est mon feb 23 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 strong 28.8 inch low will continue to move northeast 
to the canadian maritimes through tuesday. a 30.1 inch ridge will 
briefly build over the lower great lakes tuesday. a 29.4 inch low 
will then track from the upper great lakes tuesday to the ottawa 
valley by late wednesday, with a trailing cold front crossing the 
lake wednesday afternoon. a surface low of 29.5 inches will track 
from the tennessee valley to the gulf of maine from thursday through 
friday, staying well south and east of the lake.


loz064-065-240400-
lake ontario open waters from sodus bay to the saint lawrence
river-
402 pm est mon feb 23 2026

.tonight...north winds 15 to 25 knots becoming northwest. a
chance of snow showers. waves 3 to 6 feet. 
.tuesday...northwest winds 15 to 20 knots becoming west 10 to
15 knots. a chance of snow showers early in the afternoon. waves
3 to 5 feet subsiding to 1 to 3 feet. 
.tuesday night...southwest winds 5 to 15 knots becoming south and
increasing to 15 to 25 knots. a chance of snow showers in the
evening, then snow overnight. waves 2 feet or less building to
3 to 6 feet. 
.wednesday...south winds to 30 knots becoming west. snow in the
morning, then a chance of snow showers in the afternoon. waves
3 to 6 feet building to 7 to 10 feet. waves occasionally around
13 feet. 
.wednesday night...west winds to 30 knots diminishing to 15 to
25 knots. snow showers likely. waves 7 to 11 feet subsiding to
5 to 9 feet. waves occasionally around 14 feet. 
.thursday...west winds 5 to 15 knots becoming north. a chance of
snow. waves 3 to 6 feet subsiding to 1 to 3 feet. 
.friday...northwest winds 10 to 15 knots becoming south and
increasing to 15 to 25 knots. waves 2 feet or less building to
3 to 6 feet. 
.saturday...southwest winds 15 to 25 knots becoming northwest. a
chance of snow showers saturday night. waves 3 to 6 feet building
to 4 to 7 feet, then subsiding to 3 to 6 feet. waves occasionally
around 9 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
322 pm est mon feb 23 2026

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...
a trough averaging 29.90 inches will linger over the region
this evening before a ridge averaging 30.20 inches will build 
over lake erie late tonight into tuesday. low pressure 29.20 
inches moves east across the great lakes for the middle of the 
week. another low 29.80 inches will move east across the ohio 
valley thursday, followed by a ridge averaging 30.00 inches on 
friday before another cold front pushes east on saturday.


lez061-168-169-240330-
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-
322 pm est mon feb 23 2026

.tonight...northwest winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of snow this evening, then a slight chance of
snow after midnight. the lake is mostly ice covered.
.tuesday...west winds 5 to 10 knots becoming south. 
.tuesday night...south winds 10 to 15 knots becoming southwest
15 to 20 knots. snow.
.wednesday...southwest winds 15 to 25 knots becoming west. a
chance of snow in the morning. 
.wednesday night...west winds 15 to 20 knots diminishing to 5 to
15 knots. 
.thursday...southwest winds 5 to 10 knots becoming northwest. a
chance of snow during the day. 
.friday...southwest winds 5 to 10 knots increasing to 15 to
25 knots. 
.saturday...southwest winds 15 to 20 knots becoming north 10 to
15 knots. 

waves omitted due to the lake being mostly ice covered.

$$