293
FZUS51 KBUF 312003
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
403 PM EDT Thu Jul 31 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.

LEZ020-010300-
Upper Niagara River and Buffalo Harbor-
403 PM EDT Thu Jul 31 2025

.TONIGHT...Northeast winds 5 to 10 knots. Becoming mainly clear.
.FRIDAY...Northeast winds 5 to 10 knots becoming north. Sunny.
.FRIDAY NIGHT...Northeast winds less than 10 knots. Clear.
.SATURDAY...Light and variable winds becoming west 5 to 10 knots.
Sunny.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots becoming light
and variable. Clear.
.SUNDAY...Southwest winds less than 10 knots. Mainly clear.
.MONDAY...Light and variable winds. Partly cloudy.
.TUESDAY...Light and variable winds. Partly cloudy.

The water temperature off Buffalo is 79 degrees.

$$

LOZ030-010300-
Lower Niagara River-
403 PM EDT Thu Jul 31 2025

.TONIGHT...Northeast winds 5 to 10 knots. Becoming mainly clear.
.FRIDAY...Northeast winds 5 to 10 knots. Sunny.
.FRIDAY NIGHT...Northeast winds less than 10 knots becoming
north. Clear.
.SATURDAY...North winds 10 knots or less becoming west. Sunny.
.SATURDAY NIGHT...Southwest winds 10 knots or less becoming west.
Mainly clear.
.SUNDAY...West winds 10 knots or less becoming southwest. Mainly
clear.
.MONDAY...Light and variable winds. Partly cloudy.
.TUESDAY...Southeast winds less than 10 knots. Partly cloudy.

$$

LEZ041-010300-
Dunkirk to Buffalo along Lake Erie-
403 PM EDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING...

.TONIGHT...East winds 10 to 15 knots becoming northeast. Partly
cloudy this evening, then becoming mainly clear. Waves 2 feet or
less.
.FRIDAY...Northeast winds 10 to 15 knots becoming north. Sunny.
Waves 2 feet or less.
.FRIDAY NIGHT...Northeast winds 10 knots or less becoming east.
Clear. Waves 2 feet or less.
.SATURDAY...Southeast winds less than 10 knots becoming west.
Sunny. Waves 1 foot or less.
.SATURDAY NIGHT...Southwest winds less than 10 knots. 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. Partly cloudy. Waves
1 foot or less.
.TUESDAY...Southeast winds less than 10 knots. Partly cloudy.
Waves 1 foot or less.

$$

LEZ040-010300-
Ripley to Dunkirk along Lake Erie-
403 PM EDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING...

.TONIGHT...East winds 15 to 20 knots becoming northeast 10 to
15 knots. Partly cloudy this evening, then becoming mainly clear.
Waves 1 to 3 feet.
.FRIDAY...East winds 10 to 15 knots becoming northeast. Sunny.
Waves 1 to 3 feet.
.FRIDAY NIGHT...Northeast winds 10 knots or less. Clear. Waves
2 feet or less.
.SATURDAY...East winds 10 knots or less becoming northwest.
Sunny. Waves 1 foot or less.
.SATURDAY NIGHT...West 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.
.TUESDAY...Southeast winds 5 to 10 knots. Partly to mostly
cloudy. Waves 1 foot or less.

$$

LOZ042-010300-
Niagara River to Hamlin Beach along Lake Ontario-
403 PM EDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON...

.TONIGHT...East winds 10 to 15 knots becoming northeast 15 to
20 knots. Becoming mainly clear. Waves 1 to 3 feet building to
3 to 5 feet. Waves occasionally around 6 feet.
.FRIDAY...Northeast winds 15 to 20 knots diminishing to 5 to
15 knots. Sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet.
.FRIDAY NIGHT...North winds 10 knots or less. Mainly clear. Waves
1 to 2 feet.
.SATURDAY...Northwest winds 5 to 10 knots becoming west. Sunny.
Waves 1 foot or less.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots becoming west.
Mainly 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.
.TUESDAY...Southeast winds 10 knots or less. Partly cloudy. Waves
1 foot or less.

$$

LOZ043-044-010300-
Hamlin Beach to Mexico Bay along Lake Ontario
including Irondequoit Bay-
403 PM EDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON...

.TONIGHT...Northeast winds 10 to 15 knots increasing to 15 to
20 knots. Mostly cloudy this evening, then clearing. Waves 1 to
3 feet building to 3 to 5 feet. Waves occasionally around 6 feet.
.FRIDAY...Northeast winds 15 to 20 knots becoming north 10 to
15 knots. Sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet.
Waves occasionally around 6 feet.
.FRIDAY NIGHT...North winds 10 knots or less becoming northeast.
Mainly clear. Waves 2 feet or less.
.SATURDAY...Southwest winds 10 knots or less becoming west.
Sunny. Waves 1 foot or less.
.SATURDAY NIGHT...West winds 10 knots or less becoming southwest.
Mainly 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.
.TUESDAY...South winds less than 10 knots becoming southeast.
Partly cloudy. Waves 1 foot or less.

The water temperature off Rochester is 78 degrees.

$$

LOZ045-010300-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
403 PM EDT Thu Jul 31 2025

.TONIGHT...Northeast winds 10 to 15 knots. Mostly cloudy this
evening, then clearing. Waves 1 foot or less.
.FRIDAY...Northeast winds 10 to 15 knots becoming north. Sunny.
Waves 2 feet or less.
.FRIDAY NIGHT...North winds 10 knots or less becoming northeast.
Mainly clear. Waves 2 feet or less.
.SATURDAY...East winds 10 knots or less becoming southwest.
Sunny. Waves 1 foot or less.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Mainly clear.
Waves 2 feet 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.
.TUESDAY...South winds 10 knots or less becoming southeast.
Partly cloudy. Waves 1 foot or less.

$$