fzus61 kbuf 081402
glflo 
expires:202609082100;;112518

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt tue sep 8 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 30.2 inch high extending over the region will drift to 
the eastern seaboard today. meanwhile, a 29.3 inch low over far 
northwest ontario province will move to hudson bay by late 
wednesday, then to northern quebec by thursday while deepening to 
29.0 inches. a trailing cold front will cross the lower great lakes 
wednesday night, followed by a 30.0 inch high building east across 
the eastern great lakes region thursday through friday, before 
sliding east into new england by saturday.


loz062-082100-
lake ontario open waters from the niagara river to hamlin beach-
1002 am edt tue sep 8 2026

.this afternoon...light and variable winds. waves 1 foot or less. 
.tonight...east winds 5 to 10 knots becoming south. waves 1 foot
or less. 
.wednesday...south winds 5 to 15 knots becoming southwest 15 to
20 knots. a chance of showers in the morning, then showers with a
chance of thunderstorms in the afternoon. waves 1 to 3 feet
building to 3 to 5 feet. 
.wednesday night...southwest winds 15 to 25 knots becoming west
and diminishing to 10 to 15 knots. showers with a chance of
thunderstorms in the evening, then showers likely overnight.
waves 3 to 6 feet. 
.thursday...west winds 10 to 15 knots becoming northwest. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.friday...north winds 10 knots or less becoming south. waves
2 feet or less. 
.saturday...south winds 5 to 10 knots becoming southwest. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 081402
glflo 
expires:202609082100;;112519

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt tue sep 8 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 30.2 inch high extending over the region will drift to 
the eastern seaboard today. meanwhile, a 29.3 inch low over far 
northwest ontario province will move to hudson bay by late 
wednesday, then to northern quebec by thursday while deepening to 
29.0 inches. a trailing cold front will cross the lower great lakes 
wednesday night, followed by a 30.0 inch high building east across 
the eastern great lakes region thursday through friday, before 
sliding east into new england by saturday.


loz063>065-082100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am edt tue sep 8 2026

.this afternoon...west winds less than 10 knots becoming
southwest. waves 1 foot or less. 
.tonight...southeast winds 10 knots or less becoming south 10 to
15 knots. waves 2 feet or less. 
.wednesday...south winds 15 to 20 knots becoming southwest. a
chance of showers in the morning, then showers with a chance of
thunderstorms in the afternoon. waves 1 to 3 feet. 
.wednesday night...southwest winds 15 to 25 knots becoming west.
showers with a chance of thunderstorms in the evening, then
showers overnight. waves 3 to 6 feet. 
.thursday...west winds 15 to 20 knots becoming north. waves 3 to
6 feet. 
.friday...north winds 10 knots or less becoming south. waves 1 to
3 feet subsiding to 1 foot or less. 
.saturday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 081327
glfle 
expires:202609082015;;111773

open lake forecast for lake erie
national weather service cleveland oh
927 am edt tue sep 8 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 30.20 inches will gradually weaken to 30.00 inches 
wednesday ahead of a cold front that will track across lake erie 
wednesday into wednesday night. a post frontal trough averaging 
29.90 inches lingers on thursday. high pressure builds back to 
30.10 inches friday and will remain into the weekend.


lez061-168-169-082015-
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-
927 am edt tue sep 8 2026

.this afternoon...southeast winds 10 knots or less becoming east.
waves 1 foot or less. 
.tonight...east winds 5 to 15 knots becoming south. waves 1 to
3 feet. 
.wednesday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers and thunderstorms in the afternoon.
waves 2 to 4 feet building to 3 to 5 feet. 
.wednesday night...southwest winds 15 to 25 knots becoming west
and diminishing to 10 to 15 knots. showers likely with a chance
of thunderstorms in the evening, then showers overnight. waves
3 to 6 feet. 
.thursday...west winds 5 to 15 knots becoming north. waves 2 to
4 feet subsiding to 1 to 2 feet. 
.friday...north winds 10 knots or less becoming southeast. waves
1 foot or less. 
.saturday...south winds 5 to 15 knots becoming southwest. a
chance of showers saturday night. waves 1 foot or less building
to 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$