800
FZUS51 KBUF 302004
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
403 PM EDT Wed Jul 30 2025

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.

LEZ020-310300-
Upper Niagara River and Buffalo Harbor-
403 PM EDT Wed Jul 30 2025

.TONIGHT...North winds 10 knots or less becoming northeast. A
chance of showers late.
.THURSDAY...Northeast winds around 10 knots. A chance of showers.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Mostly cloudy in
the evening, then clearing.
.FRIDAY...Northeast winds 5 to 10 knots. Sunny.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots becoming light and
variable. Mainly clear.
.SATURDAY...North winds less than 10 knots. Clear.
.SUNDAY...Southwest winds less than 10 knots. Mainly clear.
.MONDAY...Light and variable winds. Partly cloudy.

The water temperature off Buffalo is 79 degrees.

$$

LOZ030-310300-
Lower Niagara River-
403 PM EDT Wed Jul 30 2025

.TONIGHT...North winds 5 to 15 knots becoming northeast. Mostly
cloudy.
.THURSDAY...Northeast winds 10 to 15 knots becoming east. A
chance of showers.
.THURSDAY NIGHT...Northeast winds 5 to 15 knots. Becoming mainly
clear.
.FRIDAY...Northeast winds 10 to 15 knots. Sunny.
.FRIDAY NIGHT...Northeast winds 10 knots or less. Mainly clear.
.SATURDAY...North winds less than 10 knots. Clear.
.SUNDAY...West winds less than 10 knots. Mainly clear.
.MONDAY...South winds less than 10 knots. Partly cloudy.

$$

LEZ041-310300-
Dunkirk to Buffalo along Lake Erie-
403 PM EDT Wed Jul 30 2025

.TONIGHT...Northwest winds 10 knots or less becoming northeast
10 to 15 knots. A chance of showers late. Waves 1 to 3 feet.
.THURSDAY...Northeast winds 10 to 15 knots increasing to 15 to
20 knots. Showers likely. Waves 1 to 3 feet.
.THURSDAY NIGHT...Northeast winds 15 to 20 knots diminishing to
10 to 15 knots. Mostly cloudy in the evening, then clearing.
Waves 2 to 4 feet subsiding to 1 to 3 feet.
.FRIDAY...Northeast winds 10 to 15 knots. Sunny. Waves 1 to
3 feet.
.FRIDAY NIGHT...Northeast winds 5 to 15 knots becoming east less
than 10 knots. Clear. Waves 2 feet or less.
.SATURDAY...Northeast winds less than 10 knots becoming
southwest. Clear. Waves 1 foot or less.
.SUNDAY...Southwest winds less than 10 knots becoming south.
Mainly clear. Waves 1 foot or less.
.MONDAY...South winds less than 10 knots becoming southeast.
Partly cloudy. Waves 1 foot or less.

$$

LEZ040-310300-
Ripley to Dunkirk along Lake Erie-
403 PM EDT Wed Jul 30 2025

.TONIGHT...Northwest winds 10 knots or less becoming northeast
10 to 15 knots. Partly cloudy this evening, then becoming mostly
cloudy. Waves 1 foot or less building to 2 to 4 feet.
.THURSDAY...Northeast winds 15 to 20 knots. Showers. Waves 2 to
4 feet.
.THURSDAY NIGHT...East winds 15 to 20 knots becoming northeast.
Mostly cloudy in the evening, then becoming partly cloudy. Waves
3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around
6 feet.
.FRIDAY...Northeast winds 15 to 20 knots. Sunny. Waves 2 to
4 feet.
.FRIDAY NIGHT...Northeast winds 5 to 15 knots. Clear. Waves 1 to
3 feet subsiding to 1 foot or less.
.SATURDAY...Northeast winds 10 knots or less becoming southwest.
Clear. Waves 1 foot or less.
.SUNDAY...Southwest winds less than 10 knots becoming south.
Mainly clear. Waves 1 foot or less.
.MONDAY...South winds 10 knots or less. Partly cloudy. Waves
1 foot or less.

$$

LOZ042-310300-
Niagara River to Hamlin Beach along Lake Ontario-
403 PM EDT Wed Jul 30 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT THURSDAY THROUGH
FRIDAY AFTERNOON...

.TONIGHT...Northwest winds 5 to 15 knots becoming northeast 15 to
20 knots. Mostly cloudy. Waves 2 feet or less building to 3 to
5 feet. Waves occasionally around 6 feet.
.THURSDAY...Northeast winds 15 to 20 knots becoming east. A
chance of showers. Waves 3 to 6 feet. Waves occasionally around
7 feet.
.THURSDAY NIGHT...East winds 15 to 20 knots becoming northeast.
Becoming mainly clear. Waves 3 to 5 feet building to 3 to 6 feet.
Waves occasionally around 7 feet.
.FRIDAY...Northeast winds 15 to 20 knots diminishing to 10 to
15 knots. Sunny. Waves 3 to 6 feet subsiding to 2 to 3 feet.
Waves occasionally around 7 feet.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Mainly clear.
Waves 1 to 2 feet.
.SATURDAY...North winds 10 knots or less becoming southwest.
Clear. Waves 2 feet or less.
.SUNDAY...West winds 10 knots or less becoming southwest. Mainly
clear. Waves 1 foot or less.
.MONDAY...Southwest winds less than 10 knots becoming south.
Partly cloudy. Waves 1 foot or less.

$$

LOZ043-044-310300-
Hamlin Beach to Mexico Bay along Lake Ontario
including Irondequoit Bay-
403 PM EDT Wed Jul 30 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT THURSDAY THROUGH
FRIDAY AFTERNOON...

.TONIGHT...Northwest winds less than 10 knots becoming northeast
and increasing to 15 to 20 knots after midnight. Partly cloudy
this evening, then becoming mostly cloudy. Waves 1 foot or less
building to 3 to 5 feet. Waves occasionally around 6 feet.
.THURSDAY...Northeast winds 15 to 20 knots. A chance of showers.
Waves 3 to 6 feet. Waves occasionally around 7 feet.
.THURSDAY NIGHT...East winds 15 to 20 knots becoming northeast.
Mostly cloudy in the evening, then becoming partly cloudy. Waves
2 to 4 feet building to 3 to 6 feet. Waves occasionally around
7 feet.
.FRIDAY...Northeast winds 15 to 20 knots becoming north 10 to
15 knots. Sunny. Waves 3 to 6 feet subsiding to 2 to 4 feet.
Waves occasionally around 7 feet.
.FRIDAY NIGHT...North winds 5 to 15 knots becoming northeast.
Mainly clear. Waves 1 to 3 feet.
.SATURDAY...North winds 10 knots or less becoming southwest.
Clear. Waves 1 foot or less.
.SUNDAY...West winds 10 knots or less becoming southwest. Mainly
clear. Waves 1 foot or less.
.MONDAY...Southwest winds less than 10 knots becoming south.
Mainly clear, then becoming partly cloudy. Waves 1 foot or less.

The water temperature off Rochester is 77 degrees.

$$

LOZ045-310300-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
403 PM EDT Wed Jul 30 2025

.TONIGHT...Northwest winds 5 to 15 knots becoming northeast 15 to
20 knots. Mostly cloudy. Waves 2 feet or less.
.THURSDAY...Northeast winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of showers. Waves 2 feet or less.
.THURSDAY NIGHT...Northeast winds 15 to 20 knots. Mostly cloudy
in the evening, then clearing. Waves 2 feet or less.
.FRIDAY...Northeast winds 15 to 20 knots becoming north 10 to
15 knots. Sunny. Waves 2 feet or less.
.FRIDAY NIGHT...North winds 5 to 15 knots becoming northeast less
than 10 knots. Mainly clear. Waves 2 feet or less.
.SATURDAY...North winds 10 knots or less becoming southwest.
Mainly clear. Waves 1 foot or less.
.SUNDAY...Southwest winds 5 to 15 knots. Mainly clear. Waves
2 feet or less.
.MONDAY...Southwest winds 10 knots or less becoming southeast.
Mainly clear, then becoming partly cloudy. Waves 1 foot or less.

$$