FZUS51 KBUF 050203 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 1003 PM EDT Mon May 4 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. LEZ020-050900- Upper Niagara River and Buffalo Harbor- 1003 PM EDT Mon May 4 2026 .OVERNIGHT...South winds 10 to 15 knots becoming southwest. A chance of showers. .TUESDAY...Southwest winds 5 to 15 knots becoming northwest. A chance of showers in the morning, then showers in the afternoon. .TUESDAY NIGHT...West winds less than 10 knots becoming northeast. Rain. .WEDNESDAY...Northeast winds 5 to 10 knots becoming north. Rain in the morning, then showers likely in the afternoon. .WEDNESDAY NIGHT...Northwest winds less than 10 knots. A chance of rain showers in the evening. .THURSDAY...Northwest winds less than 10 knots becoming west. Mostly cloudy. .FRIDAY...Southwest winds 5 to 10 knots. A chance of showers. .SATURDAY...Southwest winds 5 to 10 knots. A chance of showers. The water temperature off Buffalo is 47 degrees. $$ LOZ030-050900- Lower Niagara River- 1003 PM EDT Mon May 4 2026 .OVERNIGHT...South winds 10 to 15 knots becoming southwest 15 to 20 knots. A chance of showers. .TUESDAY...Southwest winds 5 to 15 knots becoming northwest. A chance of showers in the morning, then showers likely in the afternoon. .TUESDAY NIGHT...West winds 10 knots or less becoming northeast. Rain. .WEDNESDAY...Northeast winds 5 to 10 knots becoming north. Rain in the morning, then showers likely in the afternoon. .WEDNESDAY NIGHT...West winds less than 10 knots. A chance of rain showers in the evening. .THURSDAY...Northwest winds 10 knots or less becoming west. Mostly cloudy. .FRIDAY...Southwest winds 5 to 10 knots. A chance of showers Friday night. .SATURDAY...Southwest winds 5 to 10 knots becoming west. A chance of showers. $$ LEZ040-041-050900- Buffalo to Ripley along Lake Erie- 1003 PM EDT Mon May 4 2026 .OVERNIGHT...South winds 10 to 15 knots becoming southwest 15 to 20 knots. Showers likely with a chance of thunderstorms, then a chance of showers late. Waves 1 to 3 feet building to 2 to 4 feet. .TUESDAY...Southwest winds 15 to 20 knots becoming west 5 to 15 knots. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet. .TUESDAY NIGHT...West winds 10 knots or less becoming northeast. Rain with a chance of thunderstorms in the evening, then rain overnight. Waves 1 to 3 feet subsiding to 1 foot or less. .WEDNESDAY...Northeast winds 5 to 10 knots becoming north. Rain in the morning, then showers likely in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...Northwest winds less than 10 knots becoming west. A chance of rain showers in the evening. Waves 1 foot or less. .THURSDAY...Northwest winds 10 knots or less becoming west. Mostly cloudy. Waves 1 foot or less. .FRIDAY...West winds 5 to 10 knots becoming southwest. A chance of showers. Waves 2 feet or less. .SATURDAY...Southwest winds 5 to 10 knots. A chance of showers. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ042-050900- Niagara River to Hamlin Beach along Lake Ontario- 1003 PM EDT Mon May 4 2026 .OVERNIGHT...South winds 15 to 20 knots becoming southwest. A chance of showers. Waves 1 to 3 feet building to 2 to 4 feet. .TUESDAY...Southwest winds 15 to 20 knots becoming west 10 to 15 knots. A chance of showers in the morning, then showers likely in the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet. .TUESDAY NIGHT...Southwest winds 5 to 10 knots becoming east. Rain likely in the evening, then rain overnight. Waves 2 feet or less. .WEDNESDAY...Northeast winds 5 to 10 knots becoming northwest. Rain in the morning, then showers likely in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...West winds 10 knots or less. A chance of showers in the evening. Waves 1 foot or less. .THURSDAY...West winds 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. .FRIDAY...West winds 5 to 10 knots becoming southwest. A chance of showers Friday night. Waves 1 foot or less. .SATURDAY...Southwest winds 5 to 10 knots becoming west. A chance of showers. Waves 2 feet or less. $$ LOZ043-044-050900- Hamlin Beach to Mexico Bay along Lake Ontario including Irondequoit Bay- 1003 PM EDT Mon May 4 2026 .OVERNIGHT...South winds 10 to 15 knots increasing to 15 to 20 knots. A chance of showers. Waves 1 to 3 feet. .TUESDAY...Southwest winds 15 to 20 knots becoming west 10 to 15 knots. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Waves 1 to 3 feet. .TUESDAY NIGHT...West winds 10 knots or less becoming east. Rain with a chance of thunderstorms in the evening, then rain overnight. Waves 1 to 3 feet subsiding to 1 foot or less. .WEDNESDAY...Northeast winds 5 to 10 knots becoming northwest. Rain in the morning, then showers in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...West winds 5 to 10 knots. A chance of rain showers. Waves 2 feet or less. .THURSDAY...West winds 5 to 10 knots. Partly to mostly cloudy. Waves 2 feet or less. .FRIDAY...West winds 5 to 15 knots becoming southwest. A chance of showers Friday night. Waves 1 to 3 feet subsiding to 1 foot or less. .SATURDAY...Southwest winds 5 to 10 knots. A chance of showers. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. The water temperature off Rochester is 43 degrees. $$ LOZ045-050900- Mexico Bay to the Saint Lawrence River along Lake Ontario- 1003 PM EDT Mon May 4 2026 .OVERNIGHT...South winds 15 to 20 knots. A chance of showers. Waves 1 to 3 feet building to 2 to 4 feet. .TUESDAY...South winds 15 to 20 knots becoming west 5 to 15 knots. Showers likely in the morning, then showers likely with a chance of thunderstorms in the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet. .TUESDAY NIGHT...West winds 10 knots or less becoming southwest. Rain with a chance of thunderstorms in the evening, then rain overnight. Waves 1 to 3 feet subsiding to 1 foot or less. .WEDNESDAY...Northwest winds 10 knots or less. Rain in the morning, then showers in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...West winds 5 to 10 knots. A chance of rain showers. Waves 2 feet or less. .THURSDAY...West winds 5 to 15 knots. Partly to mostly cloudy. Waves 2 feet or less. .FRIDAY...West winds 5 to 15 knots becoming southwest. Partly cloudy. Waves 2 feet or less. .SATURDAY...Southwest winds 5 to 10 knots. A chance of showers. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$