fzus61 kbuf 051403
glflo 
expires:202608052100;;661741

open lake forecast for lake ontario
national weather service buffalo ny
1003 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.


loz062-052100-
lake ontario open waters from the niagara river to hamlin beach-
1003 am edt wed aug 5 2026

.this afternoon...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 2 feet 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 051403
glflo 
expires:202608052100;;661742

open lake forecast for lake ontario
national weather service buffalo ny
1003 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>065-052100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1003 am edt wed aug 5 2026

.this afternoon...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 2 feet
or less. 
.sunday...west winds 5 to 15 knots becoming southwest. a chance
of showers. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 051354
glfle 
expires:202608052015;;661522

open lake forecast for lake erie
national weather service cleveland oh
954 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 
will slow just to the west of lake erie thursday before stalling
in the vicinity of the lake 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
with another front settling north of the lake.


lez061-168-169-052015-
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-
954 am edt wed aug 5 2026

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

$$