FZUS51 KBUF 180212 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 1012 PM EDT Fri Apr 17 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. LEZ020-180900- Upper Niagara River and Buffalo Harbor- 1012 PM EDT Fri Apr 17 2026 .OVERNIGHT...Light and variable winds becoming southeast 5 to 10 knots. Mainly clear. .SATURDAY...South winds 10 to 15 knots becoming southwest. A chance of showers in the morning, then showers in the afternoon. .SATURDAY NIGHT...West winds 5 to 15 knots. Rain showers likely. .SUNDAY...West winds 5 to 15 knots. A chance of rain showers. .SUNDAY NIGHT...West winds 5 to 15 knots becoming northwest. A chance of rain showers in the evening. .MONDAY...Northwest winds 10 knots or less becoming southwest. Partly cloudy. .TUESDAY...South winds 5 to 10 knots becoming west. Partly to mostly cloudy. .WEDNESDAY...North winds 5 to 10 knots becoming light and variable. Becoming mainly clear. The water temperature off Buffalo is 42 degrees. $$ LOZ030-180900- Lower Niagara River- 1012 PM EDT Fri Apr 17 2026 .OVERNIGHT...Light and variable winds becoming southeast 5 to 10 knots. Mainly clear. .SATURDAY...South winds 10 to 15 knots becoming southwest. A chance of showers in the morning, then showers in the afternoon. .SATURDAY NIGHT...West winds 5 to 15 knots. Rain showers likely. .SUNDAY...West winds 5 to 15 knots. A chance of rain showers. .SUNDAY NIGHT...West winds 5 to 15 knots becoming northwest. A chance of rain showers in the evening. .MONDAY...Northwest winds 10 knots or less becoming southwest. Partly cloudy. .TUESDAY...South winds 5 to 15 knots becoming west. Partly to mostly cloudy. .WEDNESDAY...North winds 5 to 10 knots becoming light and variable. Becoming mainly clear. $$ LEZ040-041-180900- Buffalo to Ripley along Lake Erie- 1012 PM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 2 AM EDT SATURDAY... .OVERNIGHT...Light and variable winds becoming southeast 10 to 15 knots. Areas of fog. Waves 1 foot or less. .SATURDAY...South winds 15 to 20 knots becoming southwest. A chance of showers in the morning, then showers in the afternoon. Waves 1 to 3 feet. .SATURDAY NIGHT...Southwest winds 15 to 20 knots becoming west 10 to 15 knots. Rain showers likely. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY...West winds 10 to 15 knots increasing to 15 to 20 knots. A chance of rain showers in the morning, then a chance of rain and snow showers in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet. .SUNDAY NIGHT...West winds 5 to 15 knots becoming northwest. A chance of rain showers. Waves 1 to 3 feet. .MONDAY...Northwest winds 5 to 10 knots becoming south. Partly cloudy. Waves 2 feet or less. .TUESDAY...South winds 5 to 15 knots becoming west. Partly to mostly cloudy. Waves 1 foot or less. .WEDNESDAY...North winds 10 knots or less becoming east. Becoming mainly clear. Waves 2 feet or less. $$ LOZ042-180900- Niagara River to Hamlin Beach along Lake Ontario- 1012 PM EDT Fri Apr 17 2026 .OVERNIGHT...East winds 10 knots or less becoming southeast. Mainly clear. Waves 1 foot or less. .SATURDAY...Southeast winds 10 to 15 knots becoming southwest 15 to 20 knots. Showers in the afternoon. Waves 1 to 3 feet. .SATURDAY NIGHT...West winds 15 to 20 knots diminishing to 10 to 15 knots. Rain showers likely. Waves 2 to 4 feet. .SUNDAY...West winds 10 to 15 knots increasing to 15 to 20 knots. A chance of rain showers. Waves 2 to 4 feet. .SUNDAY NIGHT...West winds 15 to 20 knots becoming northwest. A chance of rain showers in the evening. Waves 3 to 5 feet. Waves occasionally around 6 feet. .MONDAY...Northwest winds 15 to 20 knots becoming southwest 5 to 15 knots. Becoming mainly clear. Waves 2 to 4 feet subsiding to 1 to 3 feet. .TUESDAY...South winds 10 to 15 knots becoming west. A chance of rain showers. Waves 1 to 3 feet. .WEDNESDAY...North winds 5 to 15 knots becoming northeast less than 10 knots. Becoming mainly clear. Waves 2 feet or less. $$ LOZ043-044-180900- Hamlin Beach to Mexico Bay along Lake Ontario including Irondequoit Bay- 1012 PM EDT Fri Apr 17 2026 .OVERNIGHT...Southeast winds 10 knots or less increasing to 10 to 15 knots. Mainly clear. Waves 1 foot or less. .SATURDAY...Southeast winds 10 to 15 knots becoming south 15 to 20 knots. Showers in the afternoon. Waves 1 to 3 feet. .SATURDAY NIGHT...Southwest winds 15 to 20 knots becoming west. Rain showers. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .SUNDAY...West winds 10 to 15 knots increasing to 15 to 20 knots. Rain showers in the morning, then a chance of rain showers in the afternoon. Waves 2 to 4 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .SUNDAY NIGHT...West winds 15 to 20 knots becoming northwest. Partly cloudy. Waves 3 to 6 feet. Waves occasionally around 7 feet. .MONDAY...Northwest winds 15 to 20 knots becoming southwest 5 to 15 knots. Becoming mainly clear. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .TUESDAY...South winds 10 to 15 knots becoming west. A chance of rain showers. Waves 1 to 3 feet. .WEDNESDAY...Northwest winds 5 to 15 knots becoming north. Becoming mainly clear. Waves 1 to 3 feet subsiding to 1 foot or less. The water temperature off Rochester is 42 degrees. $$ LOZ045-180900- Mexico Bay to the Saint Lawrence River along Lake Ontario- 1012 PM EDT Fri Apr 17 2026 .OVERNIGHT...East winds 10 knots or less becoming south. Mainly clear. Waves 1 foot or less. .SATURDAY...Southeast winds 15 to 20 knots becoming south. A chance of showers in the afternoon. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .SATURDAY NIGHT...South winds 15 to 25 knots becoming west. Rain showers. Waves 3 to 5 feet. Waves occasionally around 6 feet. .SUNDAY...West winds 10 to 15 knots increasing to 15 to 20 knots. Rain showers in the morning, then a chance of rain showers in the afternoon. Waves 2 to 4 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .SUNDAY NIGHT...West winds 15 to 20 knots becoming northwest. Partly cloudy. Waves 3 to 6 feet. Waves occasionally around 7 feet. .MONDAY...Northwest winds 5 to 15 knots becoming southwest. Becoming mainly clear. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .TUESDAY...South winds 15 to 20 knots becoming southwest 10 to 15 knots. A chance of rain showers. Waves 1 to 3 feet. .WEDNESDAY...Northwest winds 5 to 15 knots becoming northeast less than 10 knots. Partly cloudy. Waves 1 to 3 feet subsiding to 1 foot or less. $$