FZUS51 KBUF 032003 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 403 PM EDT Sun May 3 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. LEZ020-040300- Upper Niagara River and Buffalo Harbor- 403 PM EDT Sun May 3 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING... .TONIGHT...Southwest winds 15 to 20 knots. A chance of showers early. .MONDAY...Southwest winds 10 to 15 knots. Mostly sunny. .MONDAY NIGHT...Southwest winds 10 to 15 knots. A chance of showers. .TUESDAY...Southwest winds 10 to 15 knots. A chance of showers in the morning, then showers in the afternoon. .TUESDAY NIGHT...West winds 5 to 10 knots becoming north. Rain. .WEDNESDAY...North winds 5 to 10 knots becoming light and variable. Rain during the day. .THURSDAY...Light and variable winds. A chance of rain showers. .FRIDAY...West winds 10 knots or less becoming southwest. A chance of rain showers. The water temperature off Buffalo is 46 degrees. $$ LOZ030-040300- Lower Niagara River- 403 PM EDT Sun May 3 2026 .TONIGHT...Southwest winds 15 to 20 knots. A chance of showers early. .MONDAY...Southwest winds 10 to 15 knots increasing to 15 to 20 knots. Mostly sunny. .MONDAY NIGHT...Southwest winds 10 to 15 knots. A chance of showers. .TUESDAY...Southwest winds 10 to 15 knots becoming west. A chance of showers in the morning, then showers in the afternoon. .TUESDAY NIGHT...Northwest winds 5 to 10 knots becoming north. Rain. .WEDNESDAY...North winds 5 to 10 knots becoming light and variable. Rain during the day. .THURSDAY...Light and variable winds. Mostly cloudy. .FRIDAY...West winds 10 knots or less becoming southwest. A chance of showers. $$ LEZ040-041-040300- Buffalo to Ripley along Lake Erie- 403 PM EDT Sun May 3 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING... .TONIGHT...Southwest winds 15 to 20 knots. Mostly cloudy. Waves 3 to 5 feet. Waves occasionally around 6 feet. .MONDAY...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots. Mostly sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet. .MONDAY NIGHT...Southwest winds 10 to 15 knots. A chance of showers. Waves 1 to 3 feet. .TUESDAY...Southwest winds 10 to 15 knots. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Waves 1 to 3 feet. .TUESDAY NIGHT...Southwest winds 5 to 10 knots 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...North winds 10 knots or less becoming southwest. Rain during the day. Waves 1 foot or less. .THURSDAY...Northeast winds 10 knots or less becoming west. A chance of showers. Waves 1 foot or less. .FRIDAY...West winds 5 to 15 knots becoming southwest less than 10 knots. A chance of showers. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LOZ042-040300- Niagara River to Hamlin Beach along Lake Ontario- 403 PM EDT Sun May 3 2026 .TONIGHT...Southwest winds 15 to 20 knots. A chance of showers early. Waves 1 to 3 feet building to 2 to 4 feet. .MONDAY...Southwest winds 15 to 20 knots. Mostly sunny. Waves 1 to 3 feet. .MONDAY NIGHT...Southwest winds 15 to 20 knots. A chance of showers. Waves 1 to 3 feet building to 2 to 4 feet. .TUESDAY...Southwest winds 15 to 20 knots becoming west. A chance of showers in the morning, then showers in the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet. .TUESDAY NIGHT...Northwest winds 5 to 15 knots becoming north. Rain. Waves 1 to 3 feet. .WEDNESDAY...Northwest winds 5 to 10 knots. Rain during the day. Waves 1 foot or less. .THURSDAY...Northwest winds 10 knots or less becoming west 10 to 15 knots. Partly to mostly cloudy. Waves 2 feet or less. .FRIDAY...West winds 5 to 15 knots becoming southwest. Partly to mostly cloudy. Waves 2 feet or less. $$ LOZ043-044-040300- Hamlin Beach to Mexico Bay along Lake Ontario including Irondequoit Bay- 403 PM EDT Sun May 3 2026 .TONIGHT...Southwest winds 10 to 15 knots increasing to 15 to 20 knots. A chance of showers this evening. Waves 1 to 3 feet. .MONDAY...Southwest winds 10 to 15 knots. Becoming mostly sunny. Waves 1 to 3 feet. .MONDAY NIGHT...Southwest winds 10 to 15 knots increasing to 15 to 20 knots. A chance of showers overnight. Waves 2 feet or less. .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 northwest. Rain with a chance of thunderstorms in the evening, then rain overnight. Waves 1 to 2 feet. .WEDNESDAY...Northwest winds 5 to 10 knots becoming west. Rain during the day. Waves 2 feet or less. .THURSDAY...Northwest winds 5 to 15 knots becoming west. Partly to mostly cloudy. Waves 2 feet or less building to 2 to 4 feet. .FRIDAY...West winds 15 to 20 knots becoming southwest 5 to 15 knots. Partly to mostly cloudy. Waves 2 to 4 feet subsiding to 2 feet or less. Winds and waves higher in and near thunderstorms. The water temperature off Rochester is 44 degrees. $$ LOZ045-040300- Mexico Bay to the Saint Lawrence River along Lake Ontario- 403 PM EDT Sun May 3 2026 .TONIGHT...Southwest winds 10 to 15 knots increasing to 15 to 20 knots. A chance of showers. Waves 1 to 3 feet building to 2 to 4 feet. .MONDAY...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers in the morning. Waves 2 to 4 feet subsiding to 1 to 3 feet. .MONDAY NIGHT...South winds 5 to 10 knots increasing to 15 to 20 knots. A chance of showers overnight. Waves 2 feet or less building to 2 to 4 feet. .TUESDAY...South winds 15 to 20 knots becoming southwest 10 to 15 knots. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet. .TUESDAY NIGHT...Southwest winds 5 to 15 knots becoming west. Rain with a chance of thunderstorms in the evening, then rain overnight. Waves 1 to 3 feet. .WEDNESDAY...Northwest winds 5 to 15 knots becoming west. Rain during the day. Waves 2 feet or less. .THURSDAY...West winds 5 to 15 knots. Mostly cloudy. Waves 1 to 3 feet. .FRIDAY...West winds 15 to 20 knots becoming southwest and diminishing to 5 to 10 knots. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$