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open lake forecast for lake ontario
national weather service buffalo ny
1003 am edt mon oct 19 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 ridge averaging 30.3 inches will be overhead of the 
lake through friday. one embedded high pressure center will weaken 
over atlantic canada today, while another embedded and reinforcing 
high pressure center will move from near the border of the north-
central united states and canada to near the canadian maritimes 
through wednesday. a third embedded and reinforcing high pressure 
center will wobble eastward from the canadian prairies to northern 
ontario this wednesday through thursday and then wobble 
southeastward to southern ontario this thursday night through friday.


loz062-192100-
lake ontario open waters from the niagara river to hamlin beach-
1003 am edt mon oct 19 2026

.this afternoon...southwest winds 5 to 15 knots becoming west.
waves 2 feet or less. 
.tonight...west winds 10 knots or less becoming northeast 10 to
15 knots. waves 2 feet or less. 
.tuesday...northeast winds 15 to 20 knots diminishing to 5 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tuesday night...northeast winds 5 to 15 knots becoming east.
waves 1 to 2 feet. 
.wednesday...east winds 10 knots or less becoming northwest.
waves 2 feet or less. 
.thursday...northwest winds 5 to 10 knots becoming northeast and
increasing to 15 to 20 knots. waves 2 feet or less building to
2 to 3 feet. 
.friday...northeast winds 5 to 15 knots becoming southeast. waves
1 to 3 feet. 

$$

fzus61 kbuf 191403
glflo 
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open lake forecast for lake ontario
national weather service buffalo ny
1003 am edt mon oct 19 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 ridge averaging 30.3 inches will be overhead of the 
lake through friday. one embedded high pressure center will weaken 
over atlantic canada today, while another embedded and reinforcing 
high pressure center will move from near the border of the north-
central united states and canada to near the canadian maritimes 
through wednesday. a third embedded and reinforcing high pressure 
center will wobble eastward from the canadian prairies to northern 
ontario this wednesday through thursday and then wobble 
southeastward to southern ontario this thursday night through friday.


loz063>065-192100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1003 am edt mon oct 19 2026

.this afternoon...southwest winds 5 to 15 knots becoming west.
waves 1 to 3 feet. 
.tonight...west winds 5 to 10 knots becoming northeast and
increasing to 15 to 20 knots. waves 1 to 3 feet. 
.tuesday...northeast winds 15 to 20 knots diminishing to 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tuesday night...northeast winds 10 to 15 knots. waves 1 to
3 feet. 
.wednesday...northeast winds 10 knots or less becoming northwest.
waves 2 feet or less. 
.thursday...north winds 5 to 10 knots becoming northeast and
increasing to 15 to 20 knots. waves 1 foot or less building to
2 to 4 feet. 
.friday...northeast winds 15 to 20 knots becoming southeast 5 to
15 knots. waves 2 to 4 feet subsiding to 1 foot or less. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
issued by national weather service buffalo ny
1017 am edt mon oct 19 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... 
high pressure will persist through this week, weakening slightly 
from 30.50 inches to 30.30 inches.


lez061-168-169-192015-
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-
1017 am edt mon oct 19 2026

.this afternoon...southwest winds 5 to 10 knots becoming west.
waves 2 feet or less. 
.tonight...west winds 10 knots or less becoming northeast. waves
1 foot or less. 
.tuesday...northeast winds 5 to 15 knots. waves 2 feet or less. 
.tuesday night...northeast winds 15 to 20 knots becoming east
10 to 15 knots. waves 1 to 3 feet. 
.wednesday...east winds 10 knots or less becoming northeast.
waves 2 feet or less. 
.thursday...north winds 5 to 15 knots becoming northeast. waves
1 to 3 feet. 
.friday...northeast winds 5 to 15 knots becoming southeast. waves
1 to 3 feet. 

$$