FZUS51 KBUF 092012 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 412 PM 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. LEZ020-100300- Upper Niagara River and Buffalo Harbor- 412 PM EDT Thu Apr 9 2026 .TONIGHT...Southwest winds 10 to 15 knots becoming light and variable. A chance of showers late. .FRIDAY...Northeast winds 10 knots or less becoming northwest. A chance of showers in the morning, then showers in the afternoon. .FRIDAY NIGHT...North winds less than 10 knots. A chance of rain showers in the evening. .SATURDAY...Northwest winds 10 knots or less becoming west. Sunny. .SATURDAY NIGHT...Light and variable winds. Mainly clear in the evening, 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. .TUESDAY...Southwest winds 5 to 10 knots. A chance of showers during the day, then showers likely Tuesday night. The water temperature off Buffalo is 33 degrees. $$ LOZ030-100300- Lower Niagara River- 412 PM EDT Thu Apr 9 2026 .TONIGHT...Southwest winds 10 to 15 knots becoming light and variable. A chance of showers late. .FRIDAY...Northeast winds 10 knots or less becoming north. Rain showers. .FRIDAY NIGHT...North winds less than 10 knots becoming northwest. A chance of rain showers in the evening. .SATURDAY...Northwest winds 10 knots or less becoming west. Sunny. .SATURDAY NIGHT...Light and variable winds. Mainly clear in the evening, then becoming partly cloudy. .SUNDAY...Southeast winds 10 knots or less becoming southwest and increasing to 15 to 20 knots. A chance of rain showers. .MONDAY...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers. .TUESDAY...Southwest winds 5 to 15 knots. A chance of showers during the day, then showers likely Tuesday night. $$ LEZ040-041-100300- Buffalo to Ripley along Lake Erie- 412 PM EDT Thu Apr 9 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON... .TONIGHT...South winds 10 knots or less becoming southeast. Showers likely this evening. A chance of showers late. Waves 2 feet or less. .FRIDAY...East winds 5 to 15 knots becoming west. A chance of rain showers in the morning, then rain showers in the afternoon. Waves 2 feet or less. .FRIDAY NIGHT...Northwest winds 5 to 10 knots becoming light and variable. Rain showers likely in the evening, then a chance of rain showers overnight. Waves 2 feet or less. .SATURDAY...Northwest winds less than 10 knots becoming west. Sunny. Waves 1 foot or less. .SATURDAY NIGHT...Light and variable winds. Mainly clear in the evening, 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. Waves 2 feet or less building to 2 to 4 feet. .MONDAY...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers during the day, then a chance of showers and thunderstorms Monday night. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .TUESDAY...Southwest winds 5 to 15 knots. A chance of showers and thunderstorms during the day, then showers likely Tuesday night. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LOZ042-100300- Niagara River to Hamlin Beach along Lake Ontario- 412 PM EDT Thu Apr 9 2026 .TONIGHT...Southwest winds 15 to 20 knots becoming north and diminishing to less than 10 knots after midnight. A chance of showers late. Waves 2 to 4 feet subsiding to 1 to 3 feet. .FRIDAY...Northeast winds 5 to 10 knots becoming northwest. A chance of rain showers in the morning, then rain showers in the afternoon. Waves around 1 foot. .FRIDAY NIGHT...Northwest winds 5 to 10 knots becoming west. A chance of rain showers in the evening. Waves 1 to 2 feet. .SATURDAY...Northwest winds 5 to 10 knots becoming west. Sunny. Waves 2 feet or less. .SATURDAY NIGHT...Southwest winds less than 10 knots. Mainly clear in the evening, then becoming partly cloudy. Waves 1 foot or less. .SUNDAY...Southeast winds 5 to 10 knots becoming southwest and increasing to 15 to 25 knots. A chance of rain showers. Waves 2 feet or less building to 3 to 5 feet. Waves occasionally around 6 feet. .MONDAY...Southwest winds to 30 knots diminishing to 15 to 25 knots. A chance of showers. Waves 3 to 6 feet building to 4 to 7 feet, then subsiding to 2 to 4 feet. Waves occasionally around 9 feet. .TUESDAY...Southwest winds 15 to 20 knots. A chance of showers during the day, then showers likely Tuesday night. Waves 1 to 3 feet. $$ LOZ044-100300- Sodus Bay to Mexico Bay along Lake Ontario- 412 PM EDT Thu Apr 9 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT FRIDAY... .TONIGHT...South winds 15 to 20 knots diminishing to 5 to 15 knots. Showers likely early. Waves 1 to 3 feet subsiding to 1 foot or less. .FRIDAY...South winds 5 to 10 knots becoming northwest. A chance of showers in the morning, then showers in the afternoon. Waves 1 foot or less. .FRIDAY NIGHT...Northwest winds 5 to 15 knots. A chance of rain showers. Waves 1 to 3 feet. .SATURDAY...Northwest winds 5 to 15 knots becoming west. Mostly sunny. Waves 1 to 3 feet. .SATURDAY NIGHT...West winds 10 knots or less becoming southeast. Mainly clear in the evening, then becoming partly cloudy. 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 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .MONDAY...Southwest winds 15 to 25 knots diminishing to 10 to 15 knots. Showers likely. Waves 3 to 6 feet. Waves occasionally around 7 feet. .TUESDAY...Southwest winds 5 to 15 knots. A chance of showers during the day, then showers likely Tuesday night. Waves 1 to 3 feet. $$ LOZ043-100300- Hamlin Beach to Sodus Bay along Lake Ontario including Irondequoit Bay- 412 PM EDT Thu Apr 9 2026 .TONIGHT...South winds 5 to 15 knots becoming west. Showers likely early. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots becoming northwest. A chance of rain showers in the morning, then rain showers in the afternoon. Waves 1 foot or less. .FRIDAY NIGHT...Northwest winds 5 to 15 knots becoming west. A chance of rain showers. Waves 1 to 3 feet. .SATURDAY...Northwest winds 5 to 15 knots becoming west. Sunny. Waves 1 to 3 feet. .SATURDAY NIGHT...West winds 10 knots or less becoming south. Mainly clear in the evening, then becoming partly cloudy. Waves 1 foot or less. .SUNDAY...Southeast winds 5 to 15 knots becoming southwest and increasing to 15 to 25 knots. A chance of rain showers. Waves 1 foot or less building to 2 to 4 feet. .MONDAY...Southwest winds 15 to 25 knots. A chance of showers. Waves 3 to 6 feet subsiding to 1 to 3 feet. Waves occasionally around 7 feet. .TUESDAY...Southwest winds 10 to 15 knots. A chance of showers. Waves 1 to 3 feet. The water temperature off Rochester is 39 degrees. $$ LOZ045-100300- Mexico Bay to the Saint Lawrence River along Lake Ontario- 412 PM EDT Thu Apr 9 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT FRIDAY... .TONIGHT...South winds 15 to 20 knots diminishing to 5 to 10 knots. Showers likely early. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .FRIDAY...Southwest winds 5 to 10 knots becoming north. Showers. Waves 2 feet or less. .FRIDAY NIGHT...North winds 5 to 10 knots becoming northwest. A chance of rain showers. Waves 2 feet or less. .SATURDAY...Northwest winds 5 to 10 knots becoming west. Mostly sunny. Waves 2 feet or less. .SATURDAY NIGHT...Southwest winds 10 knots or less becoming southeast. Mainly clear in the evening, then becoming partly cloudy. Waves 2 feet or less. .SUNDAY...Southeast winds 5 to 15 knots becoming south and increasing to 30 knots. A chance of rain showers during the day, then rain showers likely Sunday night. Waves 2 feet or less building to 4 to 7 feet. Waves occasionally around 9 feet. .MONDAY...Southwest winds 15 to 25 knots diminishing to 10 to 15 knots. Showers likely. Waves 4 to 7 feet subsiding to 3 to 5 feet. Waves occasionally around 9 feet. .TUESDAY...South winds 5 to 15 knots increasing to 15 to 20 knots. A chance of showers during the day, then showers likely Tuesday night. Waves 2 to 4 feet subsiding to 1 to 3 feet. $$