FZUS51 KBUF 221728 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 128 PM EDT Sat Aug 22 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. LEZ020-222115- Upper Niagara River and Buffalo Harbor- 128 PM EDT Sat Aug 22 2026 ...SEVERE THUNDERSTORM WATCH 614 IN EFFECT UNTIL 9 PM EDT THIS EVENING... .THIS AFTERNOON...Southwest winds 10 knots or less. Showers likely with a chance of thunderstorms late. .TONIGHT...South winds 10 knots or less becoming southwest. Showers with a chance of thunderstorms. .SUNDAY...West winds 5 to 15 knots. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. .SUNDAY NIGHT...West winds 5 to 10 knots. Showers likely with a chance of thunderstorms in the evening, then a chance of showers overnight. .MONDAY...West winds 5 to 15 knots. Showers. .TUESDAY...West winds 5 to 10 knots becoming light and variable. Partly cloudy. .WEDNESDAY...Southwest winds less than 10 knots. Partly to mostly cloudy. Winds and waves higher in and near thunderstorms. The water temperature off Buffalo is 76 degrees. $$ LOZ030-222115- Lower Niagara River- 128 PM EDT Sat Aug 22 2026 ...SEVERE THUNDERSTORM WATCH 614 IN EFFECT UNTIL 9 PM EDT THIS EVENING... .THIS AFTERNOON...Southwest winds 5 to 10 knots. Showers likely with a chance of thunderstorms late. .TONIGHT...Southeast winds 5 to 10 knots becoming southwest. Showers with a chance of thunderstorms. .SUNDAY...West winds 10 to 15 knots. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. .SUNDAY NIGHT...West winds 5 to 15 knots. A chance of showers and thunderstorms in the evening, then a chance of showers overnight. .MONDAY...West winds 5 to 15 knots. Showers likely. .TUESDAY...West winds 5 to 10 knots becoming light and variable. Partly cloudy. .WEDNESDAY...Light and variable winds. Partly to mostly cloudy. Winds and waves higher in and near thunderstorms. $$ LEZ040-041-222115- Buffalo to Ripley along Lake Erie- 128 PM EDT Sat Aug 22 2026 ...SEVERE THUNDERSTORM WATCH 614 IN EFFECT UNTIL 9 PM EDT THIS EVENING... .THIS AFTERNOON...Southwest winds less than 10 knots becoming west. A chance of showers and thunderstorms early, then showers and thunderstorms likely late. Waves 1 foot or less. .TONIGHT...Southwest winds 5 to 15 knots becoming west. Showers with thunderstorms likely in the evening, then showers with a chance of thunderstorms overnight. Waves 1 to 3 feet. .SUNDAY...West winds 10 to 15 knots increasing to 15 to 20 knots. Showers with a chance of thunderstorms. Waves 2 to 4 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .SUNDAY NIGHT...West winds 15 to 20 knots diminishing to 10 to 15 knots. Showers with a chance of thunderstorms. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .MONDAY...West winds 15 to 20 knots diminishing to 10 to 15 knots. Showers. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .TUESDAY...West winds 5 to 15 knots becoming southwest less than 10 knots. Mostly cloudy, then clearing. Waves 2 feet or less. .WEDNESDAY...Southwest winds 10 knots or less becoming south. Partly to mostly cloudy. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ042-222115- Niagara River to Hamlin Beach along Lake Ontario- 128 PM EDT Sat Aug 22 2026 ...SEVERE THUNDERSTORM WATCH 614 IN EFFECT UNTIL 9 PM EDT THIS EVENING... .THIS AFTERNOON...East winds 10 knots or less. A chance of showers and thunderstorms late. Waves 1 foot or less. .TONIGHT...East winds 5 to 15 knots becoming south. Showers with a chance of thunderstorms. Waves 2 feet or less. .SUNDAY...Southwest winds 15 to 20 knots becoming west. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Waves 1 to 3 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .SUNDAY NIGHT...West winds 15 to 20 knots. Showers likely with a chance of thunderstorms in the evening, then a chance of showers overnight. Waves 3 to 6 feet. Waves occasionally around 7 feet. .MONDAY...Southwest winds 15 to 25 knots becoming west. Showers during the day, then showers likely Monday night. Waves 3 to 6 feet building to 4 to 7 feet, then subsiding to 3 to 5 feet. Waves occasionally around 9 feet. .TUESDAY...West winds 15 to 20 knots diminishing to less than 10 knots. Mostly cloudy, then clearing. Waves 2 to 4 feet subsiding to 1 foot or less. .WEDNESDAY...West winds 10 knots or less becoming south. Partly to mostly cloudy. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ043-222115- Hamlin Beach to Sodus Bay along Lake Ontario including Irondequoit Bay- 128 PM EDT Sat Aug 22 2026 .THIS AFTERNOON...Southeast winds 5 to 10 knots. Mostly sunny. Waves 1 foot or less. .TONIGHT...Southeast winds 5 to 15 knots becoming south. Showers with a chance of thunderstorms. Waves 2 feet or less. .SUNDAY...South winds 15 to 20 knots becoming west. Showers likely in the morning, then showers likely with a chance of thunderstorms in the afternoon. Waves 2 feet or less building to 3 to 5 feet. Waves occasionally around 6 feet. .SUNDAY NIGHT...West winds 15 to 20 knots becoming southwest. Showers likely with a chance of thunderstorms in the evening, then a chance of showers overnight. Waves 3 to 5 feet. Waves occasionally around 6 feet. .MONDAY...Southwest winds 15 to 20 knots becoming west. Showers. Waves 3 to 5 feet building to 4 to 7 feet, then subsiding to 3 to 6 feet. Waves occasionally around 9 feet. .TUESDAY...West winds 15 to 20 knots diminishing to 5 to 15 knots. A chance of showers during the day. Waves 3 to 6 feet subsiding to 1 to 3 feet. Waves occasionally around 7 feet. .WEDNESDAY...Southwest winds 10 knots or less becoming south. Partly to mostly cloudy. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. The water temperature off Rochester is 57 degrees. $$ LOZ044-222115- Sodus Bay to Mexico Bay along Lake Ontario- 128 PM EDT Sat Aug 22 2026 .THIS AFTERNOON...Southeast winds 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Southeast winds 5 to 15 knots increasing to 15 to 20 knots. A chance of showers and thunderstorms in the evening, then showers with a chance of thunderstorms overnight. Waves 2 feet or less. .SUNDAY...South winds 15 to 20 knots becoming west. Showers with a chance of thunderstorms. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .SUNDAY NIGHT...West winds 15 to 20 knots becoming southwest. Showers likely with a chance of thunderstorms in the evening, then showers likely overnight. Waves 3 to 6 feet. Waves occasionally around 7 feet. .MONDAY...Southwest winds 10 to 15 knots becoming west and increasing to 15 to 25 knots. Showers. Waves 3 to 6 feet building to 5 to 8 feet. Waves occasionally around 10 feet. .TUESDAY...West winds 15 to 20 knots diminishing to 5 to 15 knots. Showers likely during the day. Waves 3 to 6 feet subsiding to 1 to 3 feet. Waves occasionally around 7 feet. .WEDNESDAY...West winds 10 knots or less becoming southeast. Mainly clear, then becoming partly cloudy. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ045-222115- Mexico Bay to the Saint Lawrence River along Lake Ontario- 128 PM EDT Sat Aug 22 2026 .THIS AFTERNOON...South winds 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Southeast winds 5 to 10 knots becoming south and increasing to 15 to 20 knots. Showers with a chance of thunderstorms overnight. Waves 1 foot or less building to 2 to 4 feet. .SUNDAY...South winds 15 to 20 knots becoming southwest. Showers with a chance of thunderstorms. Waves 2 to 4 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .SUNDAY NIGHT...Southwest winds 15 to 20 knots. Showers with a chance of thunderstorms in the evening, then showers overnight. Waves 3 to 6 feet. Waves occasionally around 7 feet. .MONDAY...Southwest winds 15 to 20 knots becoming west. Showers. Waves 3 to 6 feet building to 5 to 8 feet. Waves occasionally around 10 feet. .TUESDAY...West winds 5 to 15 knots. Showers likely during the day. Waves 3 to 5 feet subsiding to 2 feet or less. Waves occasionally around 6 feet. .WEDNESDAY...West winds 10 knots or less becoming southeast 10 to 15 knots. Mainly clear, then becoming partly cloudy. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ SGK