FZUS51 KBUF 060803 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 403 AM EDT Sat Jun 6 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. LEZ020-061500- Upper Niagara River and Buffalo Harbor- 403 AM EDT Sat Jun 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS EVENING... .TODAY...Southwest winds 15 to 20 knots becoming west. A chance of showers early. A chance of showers and thunderstorms early this afternoon, then showers likely with a chance of thunderstorms late. .TONIGHT...West winds 5 to 10 knots becoming light and variable. A chance of showers and thunderstorms in the evening. .SUNDAY...Light and variable winds. Mostly sunny. .SUNDAY NIGHT...North winds less than 10 knots. Mainly clear. .MONDAY...Light and variable winds. Mainly clear. .TUESDAY...Light and variable winds. A chance of showers Tuesday night. .WEDNESDAY...Southwest winds less than 10 knots. A chance of showers. Winds and waves higher in and near thunderstorms. The water temperature off Buffalo is 60 degrees. $$ LOZ030-061500- Lower Niagara River- 403 AM EDT Sat Jun 6 2026 .TODAY...Southwest winds 10 to 15 knots becoming west 15 to 20 knots. A chance of showers early. A chance of showers and thunderstorms this afternoon. .TONIGHT...West winds 10 knots or less. A chance of showers and thunderstorms in the evening. .SUNDAY...Northwest winds 10 knots or less. Sunny. .SUNDAY NIGHT...Light and variable winds. Mainly clear. .MONDAY...East winds less than 10 knots. Mainly clear. .TUESDAY...Light and variable winds. A chance of showers Tuesday night. .WEDNESDAY...South winds less than 10 knots. A chance of showers. Winds and waves higher in and near thunderstorms. $$ LEZ040-041-061500- Buffalo to Ripley along Lake Erie- 403 AM EDT Sat Jun 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS EVENING... .TODAY...Southwest winds 15 to 20 knots. A chance of showers early. A chance of showers and thunderstorms early this afternoon, then showers likely with a chance of thunderstorms late. Some thunderstorms may produce gusty winds late. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .TONIGHT...Southwest winds 5 to 15 knots becoming west less than 10 knots. A chance of showers and thunderstorms in the evening. Some thunderstorms may produce gusty winds in the evening. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .SUNDAY...Light and variable winds. Becoming mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...Light and variable winds. Mainly clear. Waves 1 foot or less. .MONDAY...East winds 10 knots or less becoming southeast. Mainly clear. Waves 1 foot or less. .TUESDAY...Southeast winds 10 knots or less becoming south. A chance of showers and thunderstorms during the day, then showers likely with a chance of thunderstorms Tuesday night. Waves 1 foot or less. .WEDNESDAY...South winds 10 knots or less becoming southwest. Showers likely with a chance of thunderstorms during the day, then a chance of showers Wednesday night. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ042-043-061500- Niagara River to Sodus Bay along Lake Ontario including Irondequoit Bay- 403 AM EDT Sat Jun 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS EVENING... .TODAY...Southwest winds 15 to 20 knots becoming west. Showers likely early, then a chance of showers late this morning. A chance of showers and thunderstorms this afternoon. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .TONIGHT...West winds 15 to 20 knots diminishing to 10 to 15 knots. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY...West winds 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .SUNDAY NIGHT...Northwest winds 10 knots or less becoming east. Mainly clear. Waves 2 feet or less. .MONDAY...East winds 5 to 10 knots becoming southeast. Mainly clear. Waves 2 feet or less. .TUESDAY...Southeast winds 10 knots or less becoming south. A chance of showers and thunderstorms Tuesday night. Waves 1 foot or less. .WEDNESDAY...South winds 10 knots or less becoming southwest. A chance of showers and thunderstorms. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. The water temperature off Rochester is 57 degrees. $$ LOZ044-061500- Sodus Bay to Mexico Bay along Lake Ontario- 403 AM EDT Sat Jun 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .TODAY...South winds 5 to 15 knots becoming west 15 to 20 knots. Showers likely this morning, then showers likely with a chance of thunderstorms this afternoon. Waves 2 feet or less building to 2 to 4 feet. .TONIGHT...West winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers and thunderstorms in the evening. Waves 3 to 5 feet subsiding to 2 to 4 feet. Waves occasionally around 6 feet. .SUNDAY...West winds 5 to 10 knots. Partly sunny. Waves 1 to 3 feet. .SUNDAY NIGHT...Northwest winds 10 knots or less becoming northeast. Becoming mainly clear. Waves 2 feet or less. .MONDAY...East winds 10 knots or less becoming southeast. Mainly clear. Waves 1 foot or less. .TUESDAY...Southeast winds 10 knots or less becoming south. A chance of showers Tuesday night. Waves 1 foot or less. .WEDNESDAY...South winds 10 knots or less. A chance of showers and thunderstorms. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ045-061500- Mexico Bay to the Saint Lawrence River along Lake Ontario- 403 AM EDT Sat Jun 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .TODAY...South winds 10 to 15 knots becoming southwest 15 to 20 knots. Showers early, then showers likely late this morning. Showers likely with a chance of thunderstorms this afternoon. Waves 1 to 3 feet building to 2 to 4 feet. .TONIGHT...West winds 15 to 20 knots diminishing to 5 to 15 knots. A chance of showers and thunderstorms in the evening. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .SUNDAY...West winds 5 to 10 knots. Partly sunny in the morning, then becoming mostly cloudy. Waves 1 to 3 feet. .SUNDAY NIGHT...North winds less than 10 knots becoming northeast. Becoming mainly clear. Waves 2 feet or less. .MONDAY...Northeast winds less than 10 knots. Mainly clear. Waves 1 foot or less. .TUESDAY...Southeast winds 5 to 10 knots. Mainly clear, then becoming partly cloudy. Waves 1 foot or less. .WEDNESDAY...South winds 10 knots or less. A chance of showers and thunderstorms. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$