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nearshore marine forecast
national weather service buffalo ny
1200 am edt sat jul 18 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.


loz043-180900-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
1200 am edt sat jul 18 2026

...small craft advisory in effect from this afternoon through
sunday morning...

.overnight...south winds 5 to 15 knots. patchy smoke.
waves 1 foot or less. 
.saturday...southwest winds 10 to 15 knots becoming west and
increasing to 15 to 25 knots. showers in the morning, then
showers with a chance of thunderstorms in the afternoon. some
thunderstorms may produce gusty winds in the afternoon. waves
1 to 3 feet building to 3 to 5 feet. waves occasionally around
6 feet. 
.saturday night...west winds 15 to 25 knots becoming northwest.
showers likely with a chance of thunderstorms in the evening.
some thunderstorms may produce gusty winds in the evening. waves
3 to 6 feet. waves occasionally around 7 feet. 
.sunday...northwest winds 15 to 20 knots becoming west 10 to
15 knots. sunny. waves 3 to 5 feet subsiding to 1 to 3 feet.
waves occasionally around 6 feet. 
.sunday night...west winds 5 to 15 knots becoming southwest.
mainly clear. waves 2 feet or less. 
.monday...southwest winds 10 knots or less becoming south 10 to
15 knots. a chance of showers monday night. waves 1 foot or less.
.tuesday...south winds 10 to 15 knots becoming west 15 to
20 knots. showers with a chance of thunderstorms. waves 1 to
3 feet building to 3 to 5 feet. waves occasionally around 6 feet.
.wednesday...west winds 15 to 20 knots. a chance of showers.
waves 3 to 6 feet. waves occasionally around 7 feet. 

winds and waves higher in and near thunderstorms.

the water temperature off rochester is 74 degrees.

$$

fzus51 kbuf 180400
nshbuf
expires:202607180900;;154482

nearshore marine forecast
national weather service buffalo ny
1200 am edt sat jul 18 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.


loz044-180900-
sodus bay to mexico bay along lake ontario-
1200 am edt sat jul 18 2026

...small craft advisory in effect from this afternoon through
sunday morning...

.overnight...south winds 5 to 15 knots. mostly cloudy.
waves 1 foot or less. 
.saturday...south winds 10 to 15 knots becoming west 15 to
20 knots. showers likely in the morning, then showers with a
chance of thunderstorms in the afternoon. some thunderstorms may
produce gusty winds in the afternoon. waves 2 feet or less
building to 2 to 4 feet. 
.saturday night...west winds 15 to 25 knots becoming northwest.
showers with a chance of thunderstorms in the evening. some
thunderstorms may produce gusty winds in the evening. waves 3 to
6 feet building to 4 to 7 feet. waves occasionally around 9 feet.
.sunday...northwest winds 15 to 20 knots becoming west 10 to
15 knots. sunny. waves 3 to 5 feet subsiding to 2 to 3 feet.
waves occasionally around 6 feet. 
.sunday night...west winds 5 to 15 knots becoming southwest.
mainly clear in the evening, then becoming partly cloudy. waves
1 to 3 feet. 
.monday...southwest winds 5 to 10 knots becoming south and
increasing to 15 to 20 knots. partly cloudy, then becoming mostly
cloudy. waves 2 feet or less. 
.tuesday...south winds 15 to 20 knots becoming west. showers with
a chance of thunderstorms. waves 2 feet or less building to 2 to
4 feet. 
.wednesday...west winds 15 to 20 knots diminishing to 10 to
15 knots. showers likely during the day, then a chance of showers
wednesday night. waves 4 to 7 feet subsiding to 3 to 6 feet.
waves occasionally around 9 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 180400
nshbuf
expires:202607180900;;154483

nearshore marine forecast
national weather service buffalo ny
1200 am edt sat jul 18 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.


loz045-180900-
mexico bay to the saint lawrence river along lake ontario-
1200 am edt sat jul 18 2026

...small craft advisory in effect from 10 am edt this morning
through late tonight...

.overnight...south winds 10 to 15 knots increasing to 15 to
20 knots. mostly cloudy. waves 2 feet or less. 
.saturday...south winds 15 to 20 knots becoming southwest.
showers likely in the morning, then showers with a chance of
thunderstorms in the afternoon. some thunderstorms may produce
gusty winds in the afternoon. waves 1 to 3 feet building to 3 to
5 feet, then subsiding to 2 to 4 feet. waves occasionally around
6 feet. 
.saturday night...west winds 15 to 25 knots becoming northwest.
showers with a chance of thunderstorms in the evening. some
thunderstorms may produce gusty winds in the evening. waves 3 to
6 feet building to 4 to 7 feet, then subsiding to 3 to 6 feet.
waves occasionally around 9 feet. 
.sunday...northwest winds 15 to 20 knots becoming west 10 to
15 knots. sunny. waves 3 to 5 feet subsiding to 1 to 3 feet.
waves occasionally around 6 feet. 
.sunday night...west winds 5 to 15 knots becoming southwest.
mainly clear in the evening, then becoming partly cloudy. waves
2 feet or less. 
.monday...southwest winds 5 to 15 knots becoming south 15 to
20 knots. partly cloudy, then becoming mostly cloudy. waves
2 feet or less building to 2 to 4 feet. 
.tuesday...south winds 15 to 25 knots becoming southwest. showers
with a chance of thunderstorms. waves 3 to 5 feet. waves
occasionally around 6 feet. 
.wednesday...west winds 15 to 20 knots diminishing to 10 to
15 knots. showers likely during the day, then a chance of showers
wednesday night. waves 3 to 6 feet. waves occasionally around
7 feet. 

winds and waves higher in and near thunderstorms.

$$