fzus51 kbuf 202004
nshbuf
expires:202607210300;;306867

nearshore marine forecast
national weather service buffalo ny
404 pm edt mon jul 20 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.


loz042-210300-
niagara river to hamlin beach along lake ontario-
404 pm edt mon jul 20 2026

...small craft advisory in effect from tuesday morning through
late wednesday night...

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

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 202004
nshbuf
expires:202607210300;;306868

nearshore marine forecast
national weather service buffalo ny
404 pm edt mon jul 20 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.


loz043-210300-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
404 pm edt mon jul 20 2026

.tonight...east winds 5 to 15 knots becoming south. mostly
cloudy. waves 1 foot or less. 
.tuesday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of showers and thunderstorms in the morning,
then showers with thunderstorms likely in the afternoon. some
thunderstorms may produce gusty winds in the afternoon. waves
1 to 3 feet. 
.tuesday night...southwest winds 10 to 15 knots becoming west
15 to 20 knots. showers likely with a chance of thunderstorms in
the evening, then a chance of showers overnight. waves 1 to
3 feet building to 3 to 5 feet. waves occasionally around 6 feet.
.wednesday...west winds 15 to 25 knots. a chance of showers.
waves 3 to 6 feet building to 5 to 8 feet. waves occasionally
around 10 feet. 
.wednesday night...west winds 15 to 25 knots. partly to mostly
cloudy. waves 5 to 8 feet subsiding to 3 to 6 feet. waves
occasionally around 10 feet. 
.thursday...west winds 5 to 15 knots becoming southwest less than
10 knots. mainly clear. waves 3 to 5 feet subsiding to 1 foot or
less. waves occasionally around 6 feet. 
.friday...southwest winds less than 10 knots becoming south.
mainly clear. waves 1 foot or less. 
.saturday...south winds less than 10 knots. mainly clear, then
becoming partly cloudy. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

the water temperature off rochester is 74 degrees.

$$

fzus51 kbuf 202004
nshbuf
expires:202607210300;;306869

nearshore marine forecast
national weather service buffalo ny
404 pm edt mon jul 20 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.


loz044-210300-
sodus bay to mexico bay along lake ontario-
404 pm edt mon jul 20 2026

.tonight...northeast winds 10 knots or less becoming south 10 to
15 knots. mostly cloudy. waves 2 feet or less. 
.tuesday...south winds 15 to 20 knots. a chance of showers and
thunderstorms in the morning, then showers with thunderstorms
likely in the afternoon. some thunderstorms may produce gusty
winds in the afternoon. waves 2 feet or less. 
.tuesday night...south winds 10 to 15 knots becoming west 15 to
20 knots. showers likely with a chance of thunderstorms. waves
2 feet or less building to 3 to 5 feet. waves occasionally around
6 feet. 
.wednesday...west winds 15 to 25 knots. a chance of showers.
waves 3 to 6 feet building to 6 to 9 feet. waves occasionally
around 11 feet. 
.wednesday night...west winds 15 to 25 knots becoming northwest.
partly to mostly cloudy. waves 5 to 9 feet subsiding to 3 to
6 feet. waves occasionally around 11 feet. 
.thursday...west winds 5 to 15 knots becoming south less than
10 knots. mainly clear. waves 3 to 5 feet subsiding to 2 feet or
less. waves occasionally around 6 feet. 
.friday...south winds less than 10 knots. mainly clear. waves
1 foot or less. 
.saturday...south winds 10 knots or less. mainly clear, then
becoming partly cloudy. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 202004
nshbuf
expires:202607210300;;306870

nearshore marine forecast
national weather service buffalo ny
404 pm edt mon jul 20 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.


loz045-210300-
mexico bay to the saint lawrence river along lake ontario-
404 pm edt mon jul 20 2026

...small craft advisory in effect from late tonight through
thursday morning...

.tonight...south winds 10 knots or less increasing to 15 to
20 knots. mostly cloudy. waves 1 to 3 feet. 
.tuesday...south winds 15 to 20 knots. a chance of showers in the
morning, then showers with thunderstorms likely in the afternoon.
some thunderstorms may produce gusty winds in the afternoon.
waves 2 to 4 feet. 
.tuesday night...south winds 15 to 20 knots becoming west.
showers with a chance of thunderstorms. waves 2 to 4 feet. 
.wednesday...west winds 15 to 25 knots. a chance of showers.
waves 3 to 6 feet building to 5 to 8 feet. waves occasionally
around 10 feet. 
.wednesday night...west winds 15 to 25 knots. partly to mostly
cloudy. waves 5 to 8 feet subsiding to 3 to 6 feet. waves
occasionally around 10 feet. 
.thursday...west winds 5 to 15 knots becoming southwest. mainly
clear. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.friday...south winds 10 knots or less. mainly clear. waves
1 foot or less. 
.saturday...south winds 10 knots or less. mainly clear, then
becoming partly cloudy. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$