fzus61 kbuf 310803
glflo 
expires:202607311500;;378257

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt fri jul 31 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 high pressure ridge averaging 30.0 inches builds from the west 
today before exiting slowly eastward friday through sunday. a cold 
front should sweep southeastward across lake ontario sunday night 
through monday morning. behind the front, another ridge averaging 
30.0 inches should build southeastward across lake ontario through 
tuesday.


loz062-311500-
lake ontario open waters from the niagara river to hamlin beach-
403 am edt fri jul 31 2026

.today...west winds 10 knots or less becoming southwest. waves
1 foot or less. 
.tonight...south winds 10 knots or less becoming southwest. waves
1 foot or less. 
.saturday...southwest winds 10 knots or less becoming east. waves
1 foot or less. 
.saturday night...east winds 5 to 10 knots. a chance of showers
in the evening, then showers overnight. waves 1 foot or less. 
.sunday...east winds 5 to 10 knots becoming northwest. showers
with a chance of thunderstorms. waves 1 foot or less. 
.monday...northwest winds 10 knots or less. waves 2 feet or less.
.tuesday...northeast winds 5 to 10 knots becoming east. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 310803
glflo 
expires:202607311500;;378258

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt fri jul 31 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 high pressure ridge averaging 30.0 inches builds from the west 
today before exiting slowly eastward friday through sunday. a cold 
front should sweep southeastward across lake ontario sunday night 
through monday morning. behind the front, another ridge averaging 
30.0 inches should build southeastward across lake ontario through 
tuesday.


loz063>065-311500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
403 am edt fri jul 31 2026

.today...west winds 5 to 10 knots. waves 1 foot or less. 
.tonight...southwest winds 10 knots or less becoming south. waves
1 foot or less. 
.saturday...south winds 10 knots or less becoming east. waves
1 foot or less. 
.saturday night...east winds 5 to 15 knots becoming southeast. a
chance of showers in the evening, then showers likely overnight.
waves 1 foot or less. 
.sunday...southeast winds 10 to 15 knots becoming southwest.
showers with a chance of thunderstorms. waves 2 feet or less. 
.monday...west winds 5 to 15 knots becoming northwest. a chance
of showers during the day. waves 2 feet or less. 
.tuesday...west winds 10 knots or less becoming southeast. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 310743
glfle 
expires:202607311415;;377833

open lake forecast for lake erie
national weather service cleveland oh
343 am edt fri jul 31 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 30.10 inches will remain over the region today
before low pressure 29.60 inches enters from the west on saturday
and slowly passes south of the lake through sunday. high pressure
30.00 inches will build back into the great lakes region for the
start of next week.


lez061-168-169-311415-
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-
343 am edt fri jul 31 2026

.today...light and variable winds. waves 1 foot or less. 
.tonight...light and variable winds becoming south 5 to 10 knots.
waves 1 foot or less. 
.saturday...south winds 10 knots or less becoming east. waves
1 foot or less. 
.saturday night...east winds 5 to 10 knots becoming southeast.
showers likely in the evening, then showers with a chance of
thunderstorms overnight. waves 1 foot or less. 
.sunday...southeast winds 5 to 15 knots becoming north. showers
with a chance of thunderstorms during the day, then a chance of
showers and thunderstorms sunday night. waves 2 feet or less. 
.monday...northeast winds 5 to 15 knots. waves 2 feet or less. 
.tuesday...east winds 10 knots or less becoming southeast. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$