fzus61 kbuf 100202
glflo 
expires:202607100900;;707275

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt thu jul 9 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 cold front will cross the lake tonight through 
early friday. another 30.0 inch high will then build across the 
upper great lakes friday and the lower great lakes over the weekend, 
expanding east into new england monday, then drifting south into the 
mid-atlantic tuesday. this will allow for a warm front to pass 
across the lake tuesday.


loz062-100900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt thu jul 9 2026

.overnight...southwest winds 10 knots or less becoming
northwest. a chance of showers. waves 1 foot or less. 
.friday...north winds less than 10 knots. waves 1 foot or less. 
.friday night...light and variable winds becoming northeast 5 to
10 knots. waves 1 foot or less. 
.saturday...northeast winds 10 knots or less becoming east. waves
2 feet or less. 
.saturday night...northeast winds less than 10 knots. waves
1 foot or less. 
.sunday...light and variable winds. waves 1 foot or less. 
.monday...southwest winds 10 knots or less. waves 2 feet or less.
.tuesday...southwest winds 10 to 15 knots becoming west 15 to
20 knots. waves 1 to 3 feet building to 3 to 5 feet. 

$$

fzus61 kbuf 100202
glflo 
expires:202607100900;;707276

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt thu jul 9 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 cold front will cross the lake tonight through 
early friday. another 30.0 inch high will then build across the 
upper great lakes friday and the lower great lakes over the weekend, 
expanding east into new england monday, then drifting south into the 
mid-atlantic tuesday. this will allow for a warm front to pass 
across the lake tuesday.


loz063>065-100900-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm edt thu jul 9 2026

.overnight...west winds 5 to 10 knots becoming northwest. a
chance of showers late. waves 1 foot or less. 
.friday...northwest winds less than 10 knots. a chance of showers
early. waves 1 foot or less. 
.friday night...northwest winds 10 knots or less becoming
northeast 10 to 15 knots. waves 2 feet or less. 
.saturday...northeast winds 5 to 15 knots. waves 2 feet or less. 
.saturday night...north winds 10 knots or less becoming
northeast. waves 1 foot or less. 
.sunday...northeast winds 10 knots or less becoming south. waves
1 foot or less. 
.monday...south winds 5 to 10 knots becoming southwest. waves
2 feet or less. 
.tuesday...southwest winds 10 to 15 knots becoming west 15 to
20 knots. waves 1 to 3 feet building to 3 to 5 feet. 

$$

fzus61 kcle 100159
glfle 
expires:202607100815;;707153

open lake forecast for lake erie
national weather service cleveland oh
959 pm edt thu jul 9 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...
a weak cold front will begin to settle across lake erie overnight.
this front will push south of the lakeshore on friday. high 
pressure 30.10 inches returns for this weekend and will persist 
into early next week.


lez061-165>169-100815-
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-
959 pm edt thu jul 9 2026

.overnight...southwest winds 5 to 10 knots. a slight chance
of showers and thunderstorms. waves 2 feet or less. 
.friday...west winds 10 knots or less becoming northwest. a
chance of showers with a slight chance of thunderstorms through
early afternoon, then a slight chance of showers and
thunderstorms late. waves 2 feet or less. 
.friday night...northwest winds 5 to 10 knots becoming northeast.
waves 2 feet or less. 
.saturday...northeast winds 10 to 15 knots. waves 2 feet or less.
.saturday night...northeast winds 5 to 15 knots becoming east.
waves 2 feet or less. 
.sunday...east winds 5 to 15 knots. waves 2 feet or less. 
.monday...northwest winds 10 knots or less becoming southwest.
waves 1 foot or less. 
.tuesday...southwest winds 5 to 15 knots becoming west. waves
1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$