fzus61 kbuf 300803
glflo 
expires:202607301500;;322853

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt thu jul 30 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 weak trough averaging 29.6 inches exits eastward while a ridge 
averaging 30.0 inches builds from the western great lakes through 
tonight. the ridge exits slowly eastward friday through saturday 
before a cold front sweeps eastward across lake ontario on sunday. 
in the wake of the front, a 30.0 inch high builds from the western 
great lakes through this monday.


loz062-301500-
lake ontario open waters from the niagara river to hamlin beach-
403 am edt thu jul 30 2026

.today...north winds 5 to 15 knots becoming west. waves 1 to
3 feet subsiding to 1 foot or less. 
.tonight...west winds 10 knots or less becoming northwest. waves
1 foot or less. 
.friday...west winds less than 10 knots. waves 1 foot or less. 
.friday night...southwest winds 10 knots or less. waves 1 foot or
less. 
.saturday...northeast winds less than 10 knots. a chance of
showers during the day, then showers likely saturday night. waves
1 foot or less. 
.sunday...north winds 10 knots or less. showers likely during the
day. waves 1 foot or less. 
.monday...north winds 10 knots or less becoming west. waves
1 foot or less. 

$$

fzus61 kbuf 300803
glflo 
expires:202607301500;;322854

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt thu jul 30 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 weak trough averaging 29.6 inches exits eastward while a ridge 
averaging 30.0 inches builds from the western great lakes through 
tonight. the ridge exits slowly eastward friday through saturday 
before a cold front sweeps eastward across lake ontario on sunday. 
in the wake of the front, a 30.0 inch high builds from the western 
great lakes through this monday.


loz063>065-301500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
403 am edt thu jul 30 2026

.today...north winds 5 to 15 knots becoming west. waves 2 to
4 feet subsiding to 1 to 3 feet. 
.tonight...west winds 10 knots or less becoming northwest. waves
1 foot or less. 
.friday...northwest winds 10 knots or less becoming west. waves
1 foot or less. 
.friday night...southwest winds 10 knots or less becoming south.
waves 1 foot or less. 
.saturday...south winds 10 knots or less. a chance of showers
during the day, then showers likely with a chance of
thunderstorms saturday night. waves 1 foot or less. 
.sunday...southwest winds 10 knots or less becoming north.
showers likely with a chance of thunderstorms during the day,
then a chance of showers sunday night. waves 1 foot or less. 
.monday...north winds 10 knots or less becoming west. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 300808
glfle 
expires:202607301430;;323383

open lake forecast for lake erie
national weather service cleveland oh
408 am edt thu jul 30 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 30.00 inches will build over the lake today and
remain influential over the lake through friday. low pressure 
29.60 inches will enter from the west on saturday and slowly pass
south of the lake through sunday. high pressure 30.00 inches will
build from the northeast early next week.


lez164>168-301430-
the islands to vermilion oh beyond 5 nm 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-
408 am edt thu jul 30 2026

.today...north winds 5 to 15 knots becoming west. waves 1 to
3 feet. 
.tonight...west winds 10 knots or less. waves 1 foot or less. 
.friday...southwest winds 10 knots or less becoming west. waves
1 foot or less. 
.friday night...southwest winds 10 knots or less becoming
southeast. waves 1 foot or less. 
.saturday...east winds 10 knots or less becoming northeast. a
chance of showers during the day, then showers likely saturday
night. waves 1 foot or less. 
.sunday...northeast winds 5 to 15 knots. waves 2 feet or less. 
.monday...northeast winds 5 to 15 knots becoming east. waves
2 feet or less. 

$$

fzus61 kcle 300808
glfle 
expires:202607301430;;323384

open lake forecast for lake erie
national weather service cleveland oh
408 am edt thu jul 30 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 30.00 inches will build over the lake today and
remain influential over the lake through friday. low pressure 
29.60 inches will enter from the west on saturday and slowly pass
south of the lake through sunday. high pressure 30.00 inches will
build from the northeast early next week.


lez061-169-301430-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
408 am edt thu jul 30 2026

.today...north winds 10 knots or less becoming west. waves 2 feet
or less. 
.tonight...west winds 10 knots or less becoming southwest. waves
1 foot or less. 
.friday...southwest winds less than 10 knots. waves 1 foot or
less. 
.friday night...light and variable winds. waves 1 foot or less. 
.saturday...southeast winds 10 knots or less becoming northeast.
showers likely saturday night. waves 1 foot or less. 
.sunday...northeast winds 5 to 10 knots. a chance of showers
during the day. waves 1 foot or less. 
.monday...northeast winds 5 to 10 knots becoming east. waves
1 foot or less. 

$$