fzus61 kbuf 252002
glflo 
expires:202608260300;;351930

open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt tue aug 25 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 30.1 inch ridge will build from the western and 
central great lakes through wednesday. the ridge will exit eastward 
wednesday night through thursday morning and allow a warm front to 
sweep northeastward across lake ontario before a cold front sweeps 
eastward across the lake thursday evening and thursday night. behind 
the cold front, a high pressure ridge averaging 30.0 inches should 
build from the upper midwest through saturday and then begin to exit 
eastward sunday.


loz062-260300-
lake ontario open waters from the niagara river to hamlin beach-
402 pm edt tue aug 25 2026

.tonight...west winds 10 knots or less becoming south. waves
1 foot or less. 
.wednesday...south winds 10 knots or less becoming east. waves
1 foot or less. 
.wednesday night...east winds 5 to 15 knots becoming south.
showers and thunderstorms likely overnight. waves 2 feet or less.
.thursday...southwest winds 10 to 15 knots. showers and
thunderstorms likely. waves 1 to 3 feet. 
.thursday night...west winds 5 to 10 knots becoming northwest. a
chance of showers and thunderstorms in the evening. waves 1 to
2 feet. 
.friday...northwest winds 10 knots or less becoming north. waves
1 foot or less. 
.saturday...northwest winds 10 knots or less becoming south.
waves 1 foot or less. 
.sunday...southwest winds 10 knots or less. a chance of showers
sunday night. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 252002
glflo 
expires:202608260300;;351931

open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt tue aug 25 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 30.1 inch ridge will build from the western and 
central great lakes through wednesday. the ridge will exit eastward 
wednesday night through thursday morning and allow a warm front to 
sweep northeastward across lake ontario before a cold front sweeps 
eastward across the lake thursday evening and thursday night. behind 
the cold front, a high pressure ridge averaging 30.0 inches should 
build from the upper midwest through saturday and then begin to exit 
eastward sunday.


loz063>065-260300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 pm edt tue aug 25 2026

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

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 251945
glfle 
expires:202608260215;;351188

open lake forecast for lake erie
national weather service cleveland oh
345 pm edt tue aug 25 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 of 30.10 inches over lake erie will moves to new 
england on wednesday. low pressure of 29.70 inches will pass north
of the great lakes wednesday and thursday, pulling a cold front 
across lake erie. high pressure of 30.20 inches will build into 
the great lakes friday before settling to the mid-atlantic region 
on sunday.


lez061-165>169-260215-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 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-
345 pm edt tue aug 25 2026

.tonight...southwest winds 10 knots or less becoming south. waves
2 feet or less. 
.wednesday...south winds 5 to 15 knots becoming southwest. waves
1 to 3 feet. 
.wednesday night...south winds 10 to 15 knots becoming southwest
15 to 20 knots. a chance of showers overnight. waves 1 to 3 feet
building to 2 to 4 feet. 
.thursday...southwest winds 10 to 15 knots becoming west. a
chance of showers. waves 2 to 4 feet. 
.thursday night...west winds 5 to 15 knots becoming north. a
chance of showers. waves 1 to 3 feet subsiding to 1 foot or less.
.friday...north winds 5 to 10 knots becoming northeast. waves
2 feet or less. 
.saturday...east winds 10 knots or less becoming southeast. waves
1 foot or less. 
.sunday...south winds 5 to 15 knots becoming southwest. waves
2 feet or less. 

winds and waves higher in and near thunderstorms.

$$