fzus61 kbuf 312003
glflo 
expires:202608010300;;405623

open lake forecast for lake ontario
national weather service buffalo ny
403 pm 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 ridge of high pressure averaging 30.0 inches will 
drift to the mid atlantic tonight, then off the east coast saturday. 
an elongated 29.7 inch low will then move from the ohio valley 
sunday to the lower great lakes sunday night, with a remnant trough 
drifting towards new england monday. a 30.0 inch high will then 
build east across ontario and quebec monday through tuesday.


loz062-010300-
lake ontario open waters from the niagara river to hamlin beach-
403 pm edt fri jul 31 2026

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

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 312003
glflo 
expires:202608010300;;405624

open lake forecast for lake ontario
national weather service buffalo ny
403 pm 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 ridge of high pressure averaging 30.0 inches will 
drift to the mid atlantic tonight, then off the east coast saturday. 
an elongated 29.7 inch low will then move from the ohio valley 
sunday to the lower great lakes sunday night, with a remnant trough 
drifting towards new england monday. a 30.0 inch high will then 
build east across ontario and quebec monday through tuesday.


loz063>065-010300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
403 pm edt fri jul 31 2026

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

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 312004
glfle 
expires:202608010215;;405771

open lake forecast for lake erie
national weather service cleveland oh
404 pm 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 through
this evening 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.


lez061-168-169-010215-
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-
404 pm edt fri jul 31 2026

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

winds and waves higher in and near thunderstorms.

$$