fzus61 kbuf 050803
glflo 
expires:202608051500;;649452

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt wed aug 5 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 will drift 
away from the region. a trough and cold front will then ever so 
slowly approach lake ontario from the northwest through this weekend.


loz062-051500-
lake ontario open waters from the niagara river to hamlin beach-
403 am edt wed aug 5 2026

.today...light and variable winds. waves 1 foot or less. 
.tonight...east winds 10 knots or less becoming southwest. waves
1 foot or less. 
.thursday...southwest winds less than 10 knots. waves 1 foot or
less. 
.thursday night...south winds less than 10 knots becoming
northwest. waves 1 foot or less. 
.friday...light and variable winds becoming southwest 5 to
10 knots. showers likely with a chance of thunderstorms. waves
1 foot or less. 
.saturday...southwest winds 5 to 15 knots becoming west. a chance
of showers. waves 1 foot or less. 
.sunday...west winds 5 to 15 knots becoming southwest. showers
likely sunday night. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 050803
glflo 
expires:202608051500;;649453

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt wed aug 5 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 will drift 
away from the region. a trough and cold front will then ever so 
slowly approach lake ontario from the northwest through this weekend.


loz063>065-051500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
403 am edt wed aug 5 2026

.today...south winds 10 knots or less becoming east. waves 2 feet
or less. 
.tonight...southeast winds 10 knots or less becoming south. waves
1 foot or less. 
.thursday...south winds 10 knots or less becoming west. a chance
of showers in the morning, then a chance of showers and
thunderstorms in the afternoon. waves 1 foot or less. 
.thursday night...south winds less than 10 knots becoming west.
waves 1 foot or less. 
.friday...southwest winds 10 knots or less becoming south.
showers likely with a chance of thunderstorms. waves 1 foot or
less. 
.saturday...southwest winds 5 to 15 knots becoming west. showers
likely with a chance of thunderstorms during the day, then a
chance of showers and thunderstorms saturday night. waves 1 foot
or less. 
.sunday...west winds 5 to 15 knots becoming southwest. a chance
of showers. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 050759
glfle 
expires:202608051415;;649169

open lake forecast for lake erie
national weather service cleveland oh
359 am edt wed aug 5 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 30.00 inches over lake erie will weaken today 
as it drifts east ahead of an approaching cold front. this front
with pressure of 29.90 inches will slow just to the west of lake 
erie thursday before stalling on friday. a secondary trough will
finally push the front across the lake on saturday. a ridge of
30.00 inches will build into the southern great lakes on sunday.


lez061-165>169-051415-
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-
359 am edt wed aug 5 2026

.today...southeast winds 10 knots or less becoming northeast. a
chance of showers and thunderstorms late. waves 1 foot or less. 
.tonight...southeast winds 10 knots or less becoming southwest. a
chance of showers with a slight chance of thunderstorms early,
then a slight chance of showers late in the evening. waves 1 foot
or less. 
.thursday...southwest winds 5 to 10 knots becoming west. waves
1 foot or less. 
.thursday night...west winds less than 10 knots becoming south. a
chance of showers overnight. waves 1 foot or less. 
.friday...southwest winds 5 to 15 knots. showers likely with a
chance of thunderstorms. waves 2 feet or less. 
.saturday...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.sunday...southwest winds 5 to 15 knots. showers likely with a
chance of thunderstorms sunday night. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$