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nearshore marine forecast
national weather service buffalo ny
403 am edt sun aug 23 2026

for waters within five nautical miles of shore

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.


loz042-231500-
niagara river to hamlin beach along lake ontario-
403 am edt sun aug 23 2026

...small craft advisory in effect from 8 am edt this morning
through tuesday evening...

.today...southwest winds 15 to 25 knots becoming west. a chance
of waterspouts. a chance of showers this morning, then showers
with a chance of thunderstorms this afternoon. waves 1 to 3 feet
building to 3 to 6 feet. waves occasionally around 7 feet. 
.tonight...west winds 15 to 25 knots becoming southwest. a chance
of waterspouts. showers likely with a chance of thunderstorms in
the evening, then showers likely overnight. waves 3 to 6 feet.
waves occasionally around 7 feet. 
.monday...southwest winds 15 to 25 knots becoming west to
30 knots. a chance of waterspouts. showers. waves 3 to 6 feet
building to 5 to 8 feet. waves occasionally around 10 feet. 
.monday night...west winds to 30 knots diminishing to 15 to
20 knots. a chance of waterspouts. showers in the evening, then a
chance of showers overnight. waves 4 to 7 feet subsiding to 3 to
6 feet. waves occasionally around 9 feet. 
.tuesday...west winds 15 to 20 knots diminishing to less than
10 knots. a chance of waterspouts during the day. a chance of
showers during the day. waves 3 to 5 feet subsiding to 1 foot or
less. waves occasionally around 6 feet. 
.wednesday...southwest winds 10 knots or less becoming south.
partly cloudy. waves 1 foot or less. 
.thursday...south winds 5 to 15 knots becoming southwest. a
chance of showers and thunderstorms. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 230803
nshbuf
expires:202608231500;;213957

nearshore marine forecast
national weather service buffalo ny
403 am edt sun aug 23 2026

for waters within five nautical miles of shore

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.


loz043-231500-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
403 am edt sun aug 23 2026

...small craft advisory in effect from 8 am edt this morning
through tuesday evening...

.today...southwest winds 10 to 15 knots becoming west and
increasing to 15 to 25 knots. a chance of waterspouts. showers
likely with a chance of thunderstorms. waves 1 to 3 feet building
to 3 to 5 feet. waves occasionally around 6 feet. 
.tonight...west winds 15 to 20 knots becoming southwest. a chance
of waterspouts. showers likely with a chance of thunderstorms in
the evening, then a chance of showers overnight. waves 3 to
6 feet. waves occasionally around 7 feet. 
.monday...southwest winds 15 to 25 knots. a chance of
waterspouts. showers likely. waves 2 to 4 feet building to 4 to
7 feet. waves occasionally around 9 feet. 
.monday night...southwest winds 15 to 25 knots becoming west. a
chance of waterspouts. showers likely in the evening, then
showers overnight. waves 3 to 6 feet. waves occasionally around
7 feet. 
.tuesday...west winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of waterspouts during the day. showers during
the day. waves 3 to 6 feet subsiding to 2 feet or less. waves
occasionally around 7 feet. 
.wednesday...west winds 5 to 10 knots becoming south. mainly
clear, then becoming partly cloudy. waves 1 foot or less. 
.thursday...south winds 5 to 10 knots becoming southwest. a
chance of showers and thunderstorms during the day, then showers
likely with a chance of thunderstorms thursday night. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

the water temperature off rochester is 57 degrees.

$$

fzus51 kbuf 230803
nshbuf
expires:202608231500;;213958

nearshore marine forecast
national weather service buffalo ny
403 am edt sun aug 23 2026

for waters within five nautical miles of shore

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.


loz044-231500-
sodus bay to mexico bay along lake ontario-
403 am edt sun aug 23 2026

...small craft advisory in effect from 8 am edt this morning
through tuesday evening...

.today...south winds 10 to 15 knots becoming west 15 to 20 knots.
a chance of waterspouts. showers with a chance of thunderstorms.
waves 1 to 3 feet building to 2 to 4 feet. 
.tonight...west winds 15 to 20 knots becoming southwest. a chance
of waterspouts. showers with a chance of thunderstorms in the
evening, then showers likely overnight. waves 4 to 7 feet
subsiding to 3 to 6 feet. waves occasionally around 9 feet. 
.monday...southwest winds 15 to 25 knots. a chance of
waterspouts. showers in the morning, then showers with a chance
of thunderstorms in the afternoon. waves 3 to 6 feet building to
4 to 7 feet. waves occasionally around 9 feet. 
.monday night...southwest winds 15 to 25 knots becoming west. a
chance of waterspouts. showers with a chance of thunderstorms in
the evening, then showers overnight. waves 5 to 8 feet. waves
occasionally around 10 feet. 
.tuesday...west winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of waterspouts during the day. showers during
the day. waves 3 to 6 feet subsiding to 1 to 3 feet. waves
occasionally around 7 feet. 
.wednesday...west winds 10 knots or less becoming southeast.
mainly clear, then becoming partly cloudy. waves 1 foot or less. 
.thursday...south winds 5 to 15 knots. a chance of showers and
thunderstorms during the day, then showers likely with a chance
of thunderstorms thursday night. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 230803
nshbuf
expires:202608231500;;213959

nearshore marine forecast
national weather service buffalo ny
403 am edt sun aug 23 2026

for waters within five nautical miles of shore

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.


loz045-231500-
mexico bay to the saint lawrence river along lake ontario-
403 am edt sun aug 23 2026

...small craft advisory in effect through tuesday evening...

.today...south winds 15 to 20 knots becoming southwest. a chance
of waterspouts. showers with a chance of thunderstorms. waves
2 to 4 feet building to 3 to 5 feet. waves occasionally around
6 feet. 
.tonight...southwest winds 15 to 25 knots. a chance of
waterspouts. showers with a chance of thunderstorms in the
evening, then showers overnight. waves 4 to 7 feet subsiding to
3 to 6 feet. waves occasionally around 9 feet. 
.monday...southwest winds 15 to 25 knots. a chance of
waterspouts. showers in the morning, then showers with a chance
of thunderstorms in the afternoon. waves 3 to 6 feet building to
5 to 8 feet. waves occasionally around 10 feet. 
.monday night...southwest winds 15 to 25 knots becoming west. a
chance of waterspouts. showers with a chance of thunderstorms in
the evening, then showers overnight. waves 5 to 8 feet subsiding
to 3 to 6 feet. waves occasionally around 10 feet. 
.tuesday...west winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of waterspouts during the day. showers during
the day. waves 3 to 6 feet subsiding to 1 to 3 feet. waves
occasionally around 7 feet. 
.wednesday...west winds 10 knots or less becoming southeast 10 to
15 knots. mainly clear, then becoming partly cloudy. waves 2 feet
or less. 
.thursday...south winds 10 to 15 knots. a chance of showers and
thunderstorms during the day, then showers likely with a chance
of thunderstorms thursday night. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$