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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est wed feb 18 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...an elongated 29.4 inch low will move into the central 
great lakes today, with one piece of this low passing just south of 
the lake tonight. a 29.3 inch low will develop over the central 
plains thursday, then move to the central great lakes by friday 
night, weakening to 29.7 inches as it moves just north of lake 
ontario saturday. a 30.4 inch high will then slowly build east 
across the great lakes through early next week.


loz062-063-191000-
lake ontario open waters from the niagara river to sodus bay-
1002 pm est wed feb 18 2026

.rest of tonight...northeast winds 15 to 25 knots becoming east.
waves 5 to 9 feet subsiding to 4 to 7 feet. waves occasionally
around 11 feet. 
.thursday...east winds 15 to 20 knots. waves 3 to 6 feet. 
.thursday night...east winds 15 to 25 knots. a chance of rain
overnight. waves 3 to 6 feet building to 4 to 7 feet. waves
occasionally around 9 feet. 
.friday...east winds 15 to 25 knots becoming southeast. rain.
waves 5 to 8 feet. waves occasionally around 10 feet. 
.friday night...south winds 15 to 20 knots becoming west. rain
with snow likely. waves 3 to 6 feet subsiding to 2 to 4 feet. 
.saturday...west winds 15 to 20 knots becoming northeast 10 to
15 knots. a chance of snow. waves 2 to 4 feet subsiding to 1 to
3 feet. 
.sunday...east winds 10 to 15 knots becoming northeast 15 to
20 knots. a chance of snow. waves 1 to 3 feet building to 2 to
4 feet. 
.monday...north winds 15 to 20 knots becoming northwest. a chance
of snow during the day. waves 2 to 4 feet building to 3 to
5 feet. 

$$
fzus61 kbuf 190302
glflo 
expires:202602191000;;875977

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est wed feb 18 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...an elongated 29.4 inch low will move into the central 
great lakes today, with one piece of this low passing just south of 
the lake tonight. a 29.3 inch low will develop over the central 
plains thursday, then move to the central great lakes by friday 
night, weakening to 29.7 inches as it moves just north of lake 
ontario saturday. a 30.4 inch high will then slowly build east 
across the great lakes through early next week.


loz064-065-191000-
lake ontario open waters from sodus bay to the saint lawrence
river-
1002 pm est wed feb 18 2026

.rest of tonight...northeast winds 15 to 25 knots. a chance of
snow showers late this evening. waves 3 to 5 feet subsiding to
2 to 4 feet. 
.thursday...northeast winds 5 to 15 knots. waves 1 to 3 feet. 
.thursday night...east winds 10 to 15 knots increasing to 15 to
20 knots. a chance of rain overnight. waves 1 to 3 feet. 
.friday...east winds 15 to 20 knots becoming southeast. rain.
waves 1 to 3 feet building to 2 to 4 feet. 
.friday night...southeast winds 15 to 20 knots becoming west.
rain and snow. waves 1 to 3 feet building to 2 to 4 feet. 
.saturday...northwest winds 15 to 20 knots becoming northeast
5 to 15 knots. a chance of snow. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.sunday...east winds 5 to 15 knots becoming northeast. a chance
of snow. waves 2 feet or less. 
.monday...northeast winds 10 to 15 knots becoming northwest 15 to
20 knots. a chance of snow during the day. waves 1 to 3 feet
building to 2 to 4 feet. 

$$
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