FZUS51 KBUF 160203 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 1003 PM EDT Fri May 15 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-LOZ030-160900- Upper Niagara River and Buffalo Harbor-Lower Niagara River- 1003 PM EDT Fri May 15 2026 .OVERNIGHT...South winds 5 to 10 knots. Mainly clear. .SATURDAY...South winds 5 to 15 knots becoming southwest. A chance of showers in the afternoon. .SATURDAY NIGHT...Southwest winds 5 to 15 knots diminishing to less than 10 knots. A chance of showers. .SUNDAY...Light and variable winds. Partly sunny in the morning, then becoming mostly sunny. .SUNDAY NIGHT...Light and variable winds. Partly to mostly cloudy. .MONDAY...South winds 10 knots or less becoming southwest. Becoming mainly clear. .TUESDAY...Southwest winds 10 to 15 knots. A chance of showers and thunderstorms during the day, then showers likely with a chance of thunderstorms Tuesday night. .WEDNESDAY...Southwest winds 5 to 15 knots becoming northwest. Showers likely during the day. Winds and waves higher in and near thunderstorms. The water temperature off Buffalo is 50 degrees. $$ LEZ040-041-160900- Buffalo to Ripley along Lake Erie- 1003 PM EDT Fri May 15 2026 .OVERNIGHT...South winds 5 to 10 knots. Mainly clear. Waves 1 foot or less. .SATURDAY...South winds 10 to 15 knots becoming southwest. A chance of showers and thunderstorms in the afternoon. Waves 2 feet or less. .SATURDAY NIGHT...Southwest winds 5 to 10 knots. A chance of showers and thunderstorms in the evening, then a chance of showers overnight. Waves 1 to 2 feet. .SUNDAY...Southwest winds less than 10 knots. A chance of showers in the morning. Waves 1 foot or less. .SUNDAY NIGHT...Light and variable winds becoming south 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. .MONDAY...South winds 5 to 10 knots. Mainly clear. Waves 1 foot or less. .TUESDAY...Southwest winds 5 to 10 knots. Showers likely with a chance of thunderstorms. Waves 2 feet or less. .WEDNESDAY...Southwest winds 5 to 15 knots becoming northwest. Showers likely with a chance of thunderstorms during the day. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ042-160900- Niagara River to Hamlin Beach along Lake Ontario- 1003 PM EDT Fri May 15 2026 .OVERNIGHT...Southwest winds 5 to 10 knots becoming south. Mainly clear. Waves 1 foot or less. .SATURDAY...South winds 5 to 15 knots becoming southwest 15 to 20 knots. Showers likely in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet. .SATURDAY NIGHT...Southwest winds 15 to 20 knots becoming west 5 to 15 knots. A chance of showers in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY...West winds 10 knots or less becoming north. Partly to mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...East winds 10 knots or less. Partly to mostly cloudy. Waves 1 foot or less. .MONDAY...South winds 5 to 15 knots becoming southwest. Partly cloudy. Waves 2 feet or less. .TUESDAY...Southwest winds 15 to 20 knots. A chance of showers during the day, then showers likely with a chance of thunderstorms Tuesday night. Waves 1 to 3 feet building to 2 to 4 feet. .WEDNESDAY...West winds 15 to 20 knots becoming northwest 10 to 15 knots. Showers likely during the day. Waves 2 to 4 feet. Winds and waves higher in and near thunderstorms. $$ LOZ043-044-160900- Hamlin Beach to Mexico Bay along Lake Ontario including Irondequoit Bay- 1003 PM EDT Fri May 15 2026 .OVERNIGHT...Southwest winds 5 to 10 knots becoming south. Mainly clear. Waves 1 foot or less. .SATURDAY...South winds 5 to 15 knots becoming southwest. Showers likely with a chance of thunderstorms in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...Southwest winds 5 to 15 knots becoming west. A chance of showers and thunderstorms in the evening, then a chance of showers overnight. Waves 1 to 3 feet. .SUNDAY...West winds 10 knots or less becoming northwest. Becoming mostly sunny. Waves 2 feet or less. .SUNDAY NIGHT...Light and variable winds becoming southeast 5 to 10 knots. Partly to mostly cloudy. Waves 1 foot or less. .MONDAY...Southeast winds 5 to 15 knots becoming south. Partly cloudy. Waves 1 foot or less. .TUESDAY...Southwest winds 5 to 15 knots. A chance of showers and thunderstorms during the day, then showers likely with a chance of thunderstorms Tuesday night. Waves 1 to 3 feet. .WEDNESDAY...West winds 10 to 15 knots. Showers likely during the day, then a chance of showers Wednesday night. Waves 1 to 3 feet building to 3 to 5 feet, then subsiding to 2 to 4 feet. Waves occasionally around 6 feet. Winds and waves higher in and near thunderstorms. The water temperature off Rochester is 47 degrees. $$ LOZ045-160900- Mexico Bay to the Saint Lawrence River along Lake Ontario- 1003 PM EDT Fri May 15 2026 .OVERNIGHT...South winds 5 to 10 knots. Mainly clear. Waves 1 foot or less. .SATURDAY...South winds 10 to 15 knots becoming southwest. Showers likely in the afternoon. Waves 2 feet or less. .SATURDAY NIGHT...Southwest winds 5 to 15 knots. A chance of showers. Waves 2 feet or less. .SUNDAY...Southwest winds 10 knots or less. Becoming mostly sunny. Waves 2 feet or less. .SUNDAY NIGHT...South winds 10 knots or less becoming southeast. Partly to mostly cloudy. Waves 1 foot or less. .MONDAY...Southeast winds 10 to 15 knots becoming south. A chance of showers Monday night. Waves 2 feet or less. .TUESDAY...South winds 5 to 15 knots becoming southwest. A chance of showers and thunderstorms during the day, then showers likely with a chance of thunderstorms Tuesday night. Waves 1 to 3 feet. .WEDNESDAY...Southwest winds 10 to 15 knots becoming west. Showers likely during the day, then a chance of showers Wednesday night. Waves 1 to 3 feet building to 2 to 4 feet. Winds and waves higher in and near thunderstorms. $$