FZUS51 KBUF 232004 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 404 PM EDT Sat May 23 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-LOZ030-240300- Upper Niagara River and Buffalo Harbor-Lower Niagara River- 404 PM EDT Sat May 23 2026 .TONIGHT...Southeast winds 5 to 15 knots. Rain this evening, then showers likely after midnight. A chance of showers late. .SUNDAY...South winds 5 to 10 knots becoming southwest. A chance of showers in the morning. .SUNDAY NIGHT...South winds less than 10 knots. A chance of showers. .MONDAY...Light and variable winds. A chance of showers in the morning. .MONDAY NIGHT...Light and variable winds. Partly to mostly cloudy. .TUESDAY...Light and variable winds. Partly cloudy. .WEDNESDAY...Southwest winds less than 10 knots becoming north. Partly to mostly cloudy. .THURSDAY...North winds less than 10 knots. Partly cloudy. The water temperature off Buffalo is 54 degrees. $$ LEZ040-240300- Ripley to Dunkirk along Lake Erie- 404 PM EDT Sat May 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT SUNDAY... .TONIGHT...Southeast winds to 30 knots becoming south and diminishing to 15 to 20 knots. Showers likely early, then a chance of showers late this evening. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY...South winds 5 to 15 knots becoming northwest less than 10 knots. Mostly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...Light and variable winds. A chance of showers. Waves 1 foot or less. .MONDAY...Light and variable winds. A chance of showers in the morning. Waves 1 foot or less. .MONDAY NIGHT...Light and variable winds. Partly to mostly cloudy. Waves 1 foot or less. .TUESDAY...Light and variable winds. Mostly cloudy. Waves 1 foot or less. .WEDNESDAY...Light and variable winds. Mostly cloudy. Waves 1 foot or less. .THURSDAY...Northeast winds less than 10 knots. Partly cloudy. Waves 1 foot or less. $$ LEZ041-240300- Dunkirk to Buffalo along Lake Erie- 404 PM EDT Sat May 23 2026 .TONIGHT...Southeast winds 15 to 25 knots becoming south. Rain this evening, then a chance of showers after midnight. Waves 1 to 3 feet. .SUNDAY...South winds 5 to 15 knots becoming west less than 10 knots. Mostly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...Light and variable winds. A chance of showers. Waves 1 foot or less. .MONDAY...Light and variable winds. A chance of showers in the morning. Waves 1 foot or less. .MONDAY NIGHT...Light and variable winds. Partly to mostly cloudy. Waves 1 foot or less. .TUESDAY...Light and variable winds. Partly to mostly cloudy. Waves 1 foot or less. .WEDNESDAY...Southwest winds less than 10 knots becoming north. Mostly cloudy. Waves 1 foot or less. .THURSDAY...Northeast winds less than 10 knots. Partly cloudy. Waves 1 foot or less. $$ LOZ042-240300- Niagara River to Hamlin Beach along Lake Ontario- 404 PM EDT Sat May 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT SUNDAY... .TONIGHT...East winds 15 to 25 knots. Rain through the early overnight, then showers likely late. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .SUNDAY...Southeast winds 5 to 15 knots becoming east less than 10 knots. A chance of showers in the morning. Waves 2 to 4 feet subsiding to 1 foot or less. .SUNDAY NIGHT...East winds less than 10 knots. A chance of showers in the evening, then showers likely overnight. Waves 1 foot or less. .MONDAY...Light and variable winds. A chance of showers in the morning. Waves 1 foot or less. .MONDAY NIGHT...Light and variable winds. Partly to mostly cloudy. Waves 1 foot or less. .TUESDAY...Southwest winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .WEDNESDAY...West winds 5 to 10 knots becoming north. Partly cloudy. Waves 1 foot or less. .THURSDAY...North winds 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LOZ044-240300- Sodus Bay to Mexico Bay along Lake Ontario- 404 PM EDT Sat May 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .TONIGHT...Southeast winds 15 to 20 knots. Rain. Waves 1 to 3 feet. .SUNDAY...Southeast winds 15 to 20 knots. Rain in the morning. Waves 1 to 3 feet. .SUNDAY NIGHT...Southeast winds 5 to 15 knots. A chance of showers in the evening, then showers likely overnight. Waves 2 feet or less. .MONDAY...South winds less than 10 knots becoming west. Showers likely in the morning. Waves 1 foot or less. .MONDAY NIGHT...Light and variable winds. Partly to mostly cloudy. Waves 1 foot or less. .TUESDAY...Light and variable winds. Partly cloudy. Waves 1 foot or less. .WEDNESDAY...West winds 10 knots or less becoming north. Partly cloudy. Waves 1 foot or less. .THURSDAY...North winds 5 to 10 knots. Partly cloudy. Waves 2 feet or less. $$ LOZ043-240300- Hamlin Beach to Sodus Bay along Lake Ontario including Irondequoit Bay- 404 PM EDT Sat May 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT SUNDAY... .TONIGHT...Southeast winds 15 to 25 knots. Rain. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .SUNDAY...Southeast winds 15 to 20 knots diminishing to 10 to 15 knots. Showers likely in the morning. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY NIGHT...Southeast winds 5 to 15 knots becoming south less than 10 knots. A chance of showers in the evening, then showers likely overnight. Waves 2 feet or less. .MONDAY...West winds less than 10 knots. A chance of showers in the morning. Waves 1 foot or less. .MONDAY NIGHT...Light and variable winds. Partly to mostly cloudy. Waves 1 foot or less. .TUESDAY...Light and variable winds becoming southwest 5 to 10 knots. Partly cloudy. Waves 1 foot or less. .WEDNESDAY...West winds 5 to 10 knots becoming northwest. Partly to mostly cloudy. Waves 1 foot or less. .THURSDAY...North winds 10 knots or less. Partly cloudy. Waves 2 feet or less. The water temperature off Rochester is 48 degrees. $$ LOZ045-240300- Mexico Bay to the Saint Lawrence River along Lake Ontario- 404 PM EDT Sat May 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .TONIGHT...Southeast winds 15 to 20 knots. Rain. Waves 1 to 3 feet. .SUNDAY...Southeast winds 15 to 25 knots. Rain in the morning. Waves 1 to 3 feet building to 2 to 4 feet. .SUNDAY NIGHT...Southeast winds 15 to 20 knots diminishing to 5 to 10 knots. Showers likely overnight. Waves 1 to 3 feet. .MONDAY...South winds 10 knots or less becoming southwest. Showers likely in the morning. Waves 1 foot or less. .MONDAY NIGHT...Southwest winds 10 knots or less becoming south. Partly to mostly cloudy. Waves 1 foot or less. .TUESDAY...South winds 5 to 10 knots becoming southwest. Partly cloudy. Waves 1 foot or less. .WEDNESDAY...Southwest winds 10 knots or less becoming north. A chance of showers. Waves 1 foot or less. .THURSDAY...North winds 5 to 10 knots. Mainly clear, then becoming partly cloudy. Waves 1 foot or less. $$