FZUS51 KBUF 090812 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 412 AM EDT Thu Apr 9 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. LEZ020-091500- Upper Niagara River and Buffalo Harbor- 412 AM EDT Thu Apr 9 2026 .TODAY...South winds 10 to 15 knots becoming southwest 15 to 20 knots. A chance of showers late. .TONIGHT...Southwest winds 10 to 15 knots becoming light and variable. A chance of showers. .FRIDAY...North winds 10 knots or less becoming northwest. Showers. .FRIDAY NIGHT...Northwest winds 5 to 10 knots becoming light and variable. Rain showers in the evening. .SATURDAY...Northwest winds less than 10 knots. Mainly clear, then becoming partly cloudy. .SUNDAY...Southeast winds 10 knots or less becoming southwest 10 to 15 knots. A chance of rain showers. .MONDAY...Southwest winds 10 to 15 knots. A chance of showers. The water temperature off Buffalo is 33 degrees. $$ LOZ030-091500- Lower Niagara River- 412 AM EDT Thu Apr 9 2026 .TODAY...South winds 10 to 15 knots becoming southwest 15 to 20 knots. A chance of showers late. .TONIGHT...Southwest winds 5 to 15 knots becoming north less than 10 knots. A chance of showers overnight. .FRIDAY...Northeast winds 10 knots or less becoming north. Showers. .FRIDAY NIGHT...Northwest winds 10 knots or less. Rain showers in the evening. .SATURDAY...Northwest winds less than 10 knots. Mainly clear, then becoming partly cloudy. .SUNDAY...Southeast winds 10 knots or less becoming southwest and increasing to 15 to 20 knots. A chance of rain showers. .MONDAY...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers. $$ LEZ040-041-091500- Buffalo to Ripley along Lake Erie- 412 AM EDT Thu Apr 9 2026 .TODAY...South winds 15 to 20 knots becoming southwest. A chance of showers late. Waves 1 to 3 feet. .TONIGHT...Southwest winds 10 knots or less. A chance of showers. Waves 2 feet or less. .FRIDAY...Northeast winds 5 to 10 knots becoming west. A chance of showers in the morning, then showers in the afternoon. Waves 2 feet or less. .FRIDAY NIGHT...Northwest winds 5 to 10 knots becoming light and variable. Rain showers in the evening, then a chance of rain showers overnight. Waves 2 feet or less. .SATURDAY...Northwest winds less than 10 knots. Mainly clear, then becoming partly cloudy. Waves 1 foot or less. .SUNDAY...Southeast winds 5 to 10 knots becoming southwest and increasing to 15 to 20 knots. A chance of rain showers Sunday night. Waves 2 feet or less building to 2 to 4 feet. .MONDAY...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots. Showers likely during the day, then showers likely with a chance of thunderstorms Monday night. Waves 2 to 4 feet subsiding to 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ042-091500- Niagara River to Hamlin Beach along Lake Ontario- 412 AM EDT Thu Apr 9 2026 .TODAY...South winds 10 to 15 knots becoming southwest 15 to 20 knots. A chance of showers late. Waves 1 to 3 feet building to 2 to 4 feet. .TONIGHT...Southwest winds 15 to 20 knots becoming north 5 to 15 knots. A chance of showers. Waves 2 to 4 feet subsiding to 1 to 3 feet. .FRIDAY...North winds 5 to 10 knots becoming northwest. Rain showers. Waves around 1 foot. .FRIDAY NIGHT...Northwest winds 5 to 10 knots. Rain showers in the evening. Waves 1 to 2 feet. .SATURDAY...Northwest winds 10 knots or less becoming southeast. Mainly clear, then becoming partly cloudy. Waves 2 feet or less. .SUNDAY...Southeast winds 5 to 10 knots becoming southwest and increasing to 15 to 25 knots. A chance of rain showers. Waves 2 feet or less building to 3 to 5 feet. Waves occasionally around 6 feet. .MONDAY...Southwest winds to 30 knots diminishing to 15 to 25 knots. A chance of showers. Waves 3 to 6 feet building to 4 to 7 feet, then subsiding to 3 to 6 feet. Waves occasionally around 9 feet. $$ LOZ044-091500- Sodus Bay to Mexico Bay along Lake Ontario- 412 AM EDT Thu Apr 9 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...South winds 15 to 20 knots. Mostly sunny. Waves 1 to 3 feet. .TONIGHT...South winds 15 to 20 knots becoming southwest 5 to 15 knots. A chance of showers in the evening. Waves 1 to 3 feet. .FRIDAY...Southwest winds 5 to 10 knots becoming northwest. A chance of showers in the morning, then showers in the afternoon. Waves 2 feet or less. .FRIDAY NIGHT...Northwest winds 5 to 10 knots. Rain showers in the evening, then a chance of rain showers overnight. Waves 1 to 2 feet. .SATURDAY...Northwest winds 10 knots or less becoming south. Mainly clear. Waves 2 feet or less. .SUNDAY...Southeast winds 5 to 15 knots becoming south and increasing to 15 to 25 knots. A chance of rain showers Sunday night. Waves 1 to 3 feet building to 2 to 4 feet. .MONDAY...Southwest winds 15 to 25 knots diminishing to 10 to 15 knots. Showers likely. Waves 2 to 4 feet building to 3 to 5 feet. Waves occasionally around 6 feet. $$ LOZ043-091500- Hamlin Beach to Sodus Bay along Lake Ontario including Irondequoit Bay- 412 AM EDT Thu Apr 9 2026 .TODAY...South winds 15 to 20 knots. A chance of rain showers late. Waves 1 to 3 feet. .TONIGHT...South winds 5 to 15 knots becoming west. A chance of showers in the evening. Waves 2 feet or less. .FRIDAY...Northwest winds 5 to 10 knots. Rain showers. Waves 1 foot or less. .FRIDAY NIGHT...Northwest winds 5 to 15 knots becoming west. Rain showers in the evening, then a chance of rain showers overnight. Waves 1 to 2 feet. .SATURDAY...Northwest winds 10 knots or less becoming south. Mainly clear. Waves 2 feet or less. .SUNDAY...Southeast winds 5 to 10 knots becoming south and increasing to 15 to 25 knots. A chance of rain showers. Waves 1 foot or less building to 2 to 4 feet. .MONDAY...Southwest winds 15 to 25 knots. A chance of showers. Waves 2 to 4 feet building to 3 to 5 feet, then subsiding to 2 to 4 feet. Waves occasionally around 6 feet. The water temperature off Rochester is 39 degrees. $$ LOZ045-091500- Mexico Bay to the Saint Lawrence River along Lake Ontario- 412 AM EDT Thu Apr 9 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...South winds 15 to 25 knots. Mostly sunny. Waves 3 to 5 feet subsiding to 2 to 4 feet. Waves occasionally around 6 feet. .TONIGHT...South winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers in the evening. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .FRIDAY...South winds 5 to 10 knots becoming northwest. Showers. Waves 2 feet or less. .FRIDAY NIGHT...Northwest winds 5 to 10 knots. Rain showers in the evening, then a chance of rain showers overnight. Waves 1 foot or less. .SATURDAY...Northwest winds 10 knots or less becoming south. Becoming mainly clear. Waves 2 feet or less. .SUNDAY...Southeast winds 5 to 15 knots becoming south and increasing to 30 knots. A chance of rain showers. Waves 2 feet or less building to 4 to 7 feet. Waves occasionally around 9 feet. .MONDAY...Southwest winds 15 to 25 knots. Showers likely. Waves 3 to 6 feet. Waves occasionally around 7 feet. $$