FZUS51 KBUF 311627 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 1227 PM EDT Tue Mar 31 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. LEZ020-312115- Upper Niagara River and Buffalo Harbor- 1227 PM EDT Tue Mar 31 2026 .THIS AFTERNOON...Southwest winds 10 to 15 knots. A chance of showers early, then showers likely with a chance of thunderstorms late. Some thunderstorms may produce gusty winds late. .TONIGHT...Southwest winds 5 to 15 knots becoming northwest. Showers with a chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms overnight. Some thunderstorms may produce gusty winds. .WEDNESDAY...North winds 5 to 10 knots becoming northeast. A chance of rain showers. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. A chance of rain showers. .THURSDAY...Northeast winds 5 to 15 knots becoming south. Rain showers likely. .FRIDAY...Southwest winds 15 to 20 knots becoming north 5 to 15 knots. Showers likely during the day, then a chance of showers Friday night. .SATURDAY...East winds 5 to 15 knots becoming southwest. Showers likely. Winds and waves higher in and near thunderstorms. The water temperature off Buffalo is 32 degrees. $$ LOZ030-312115- Lower Niagara River- 1227 PM EDT Tue Mar 31 2026 .THIS AFTERNOON...Southwest winds 10 to 15 knots. A chance of showers early, then showers likely with a chance of thunderstorms late. Some thunderstorms may produce gusty winds late. .TONIGHT...Southwest winds 5 to 15 knots becoming northwest. Showers with a chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms overnight. Some thunderstorms may produce gusty winds. .WEDNESDAY...North winds 5 to 10 knots becoming northeast. A chance of rain showers. .WEDNESDAY NIGHT...Northeast winds 5 to 15 knots. A chance of rain showers. .THURSDAY...East winds 5 to 15 knots becoming south. Rain showers likely. .FRIDAY...Southwest winds 5 to 15 knots becoming north. Showers likely during the day, then a chance of showers Friday night. .SATURDAY...Northeast winds 5 to 15 knots becoming southwest. A chance of showers during the day, then showers likely Saturday night. Winds and waves higher in and near thunderstorms. $$ LEZ040-041-312115- Buffalo to Ripley along Lake Erie- 1227 PM EDT Tue Mar 31 2026 .THIS AFTERNOON...Southwest winds 10 to 15 knots. A chance of rain showers early, then rain showers with a chance of thunderstorms late. Some thunderstorms may produce gusty winds late. Waves in ice free areas 2 to 4 feet subsiding to 1 to 3 feet. .TONIGHT...Southwest winds 15 to 20 knots becoming west 5 to 15 knots. Rain showers with a chance of thunderstorms. Some thunderstorms may produce gusty winds. Waves 1 to 3 feet. .WEDNESDAY...North winds 5 to 10 knots becoming northeast. Rain showers likely. Waves 1 to 3 feet subsiding to 1 foot or less. .WEDNESDAY NIGHT...Northeast winds 5 to 15 knots. A chance of rain showers. Waves 2 feet or less. .THURSDAY...Northeast winds 5 to 15 knots becoming south 15 to 20 knots. Rain showers likely. Waves 1 to 3 feet. .FRIDAY...Southwest winds 15 to 20 knots becoming north 5 to 15 knots. Showers likely during the day, then a chance of showers Friday night. Waves 1 to 3 feet. .SATURDAY...East winds 5 to 15 knots becoming southwest 15 to 20 knots. Showers likely. Waves 1 foot or less building to 1 to 3 feet. Winds and waves higher in and near thunderstorms. Wave heights are for ice free areas. $$ LOZ042-312115- Niagara River to Hamlin Beach along Lake Ontario- 1227 PM EDT Tue Mar 31 2026 .THIS AFTERNOON...East winds 5 to 10 knots becoming southeast. A chance of showers early, then showers likely with a chance of thunderstorms late. Some thunderstorms may produce gusty winds late. Waves 1 to 3 feet building to 2 to 4 feet. .TONIGHT...Southeast winds 10 to 15 knots becoming northwest. Rain showers with a chance of thunderstorms in the evening, then rain showers likely with a chance of thunderstorms overnight. Some thunderstorms may produce gusty winds. Waves 2 to 4 feet subsiding to 1 to 3 feet. .WEDNESDAY...Northwest winds 5 to 10 knots becoming northeast. A chance of rain showers. Waves 1 to 3 feet. .WEDNESDAY NIGHT...East winds 5 to 15 knots increasing to 15 to 20 knots. A chance of rain showers. Waves 1 to 2 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .THURSDAY...East winds 15 to 20 knots becoming south. Rain showers likely. Waves 3 to 6 feet building to 4 to 7 feet, then subsiding to 2 to 4 feet. Waves occasionally around 9 feet. .FRIDAY...Southwest winds 15 to 25 knots becoming north and diminishing to 10 to 15 knots. Showers likely during the day, then a chance of showers Friday night. Waves 2 to 4 feet building to 3 to 5 feet, then subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .SATURDAY...East winds 10 to 15 knots becoming southwest 15 to 20 knots. A chance of showers during the day, then showers likely Saturday night. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. Winds and waves higher in and near thunderstorms. $$ LOZ043-312115- Hamlin Beach to Sodus Bay along Lake Ontario including Irondequoit Bay- 1227 PM EDT Tue Mar 31 2026 .THIS AFTERNOON...Northeast winds 15 to 20 knots becoming east and diminishing to 5 to 10 knots. A chance of rain showers early , then rain showers likely with a chance of thunderstorms late. Some thunderstorms may produce gusty winds late. Waves 1 to 2 feet. .TONIGHT...Southeast winds 5 to 15 knots becoming northwest. Rain showers with a chance of thunderstorms in the evening, then rain showers likely with a chance of thunderstorms overnight. Some thunderstorms may produce gusty winds. Waves 1 to 3 feet. .WEDNESDAY...Northwest winds 5 to 10 knots becoming northeast. A chance of rain showers. Waves 1 to 3 feet. .WEDNESDAY NIGHT...Northeast winds 5 to 15 knots increasing to 15 to 20 knots. A chance of rain showers. Waves 1 to 3 feet building to 2 to 4 feet. .THURSDAY...Northeast winds 15 to 25 knots becoming south. Rain showers likely. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .FRIDAY...South winds 15 to 25 knots becoming northwest and diminishing to 10 to 15 knots. A chance of showers. Waves 1 to 3 feet building to 2 to 4 feet, then subsiding to 1 to 3 feet. .SATURDAY...Northeast winds 5 to 15 knots becoming south 15 to 20 knots. A chance of showers during the day, then showers likely Saturday night. Waves 1 to 3 feet building to 2 to 4 feet. Winds and waves higher in and near thunderstorms. The water temperature off Rochester is 39 degrees. $$ LOZ044-045-312115- Sodus Bay to the Saint Lawrence River along Lake Ontario- 1227 PM EDT Tue Mar 31 2026 .THIS AFTERNOON...Northeast winds 5 to 15 knots. A chance of rain showers early, then rain showers likely with a chance of thunderstorms late. Some thunderstorms may produce gusty winds late. Waves 1 foot or less. .TONIGHT...Northeast winds 5 to 15 knots becoming northwest. Rain showers with a chance of thunderstorms in the evening, then rain showers likely with a chance of thunderstorms overnight. Some thunderstorms may produce gusty winds. Waves 2 feet or less. .WEDNESDAY...Northwest winds 5 to 10 knots becoming north. A chance of rain showers. Waves 2 feet or less. .WEDNESDAY NIGHT...Northeast winds 5 to 15 knots. A chance of rain showers. Waves 1 to 3 feet. .THURSDAY...Northeast winds 15 to 20 knots becoming south and increasing to 30 knots. Rain showers. Waves 1 to 3 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .FRIDAY...South winds to 30 knots becoming northwest and diminishing to 5 to 10 knots. Showers. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .SATURDAY...Northeast winds 5 to 15 knots becoming south and increasing to 15 to 25 knots. A chance of rain showers during the day, then rain showers likely Saturday night. Waves 1 to 3 feet building to 3 to 6 feet. Waves occasionally around 7 feet. Winds and waves higher in and near thunderstorms. $$