FZUS51 KBUF 010202 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 1002 PM EDT Wed Apr 30 2025 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. LEZ020-010900- Upper Niagara River and Buffalo Harbor- 1002 PM EDT Wed Apr 30 2025 .OVERNIGHT...Light and variable winds. Partly to mostly cloudy. .THURSDAY...Northeast winds 10 knots or less becoming southeast. A chance of rain showers in the morning, then rain showers with thunderstorms likely in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. .THURSDAY NIGHT...South winds 5 to 15 knots becoming southwest. Showers with thunderstorms likely in the evening, then showers likely overnight. Some thunderstorms may produce gusty winds in the evening. .FRIDAY...Southwest winds 10 to 15 knots. Showers likely in the morning, then a chance of showers in the afternoon. .FRIDAY NIGHT...Southwest winds 5 to 15 knots becoming west less than 10 knots. A chance of showers. .SATURDAY...Northwest winds 10 knots or less. A chance of showers. .SUNDAY...Northwest winds 5 to 10 knots becoming northeast. Partly cloudy. .MONDAY...East winds 5 to 10 knots becoming southeast. A chance of showers Monday night. Winds and waves higher in and near thunderstorms. The water temperature off Buffalo is 48 degrees. $$ LOZ030-010900- Lower Niagara River- 1002 PM EDT Wed Apr 30 2025 .OVERNIGHT...Southeast winds less than 10 knots becoming northeast. Mostly cloudy. .THURSDAY...Northeast winds 5 to 15 knots becoming east. A chance of rain showers in the morning, then rain showers with thunderstorms likely in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. .THURSDAY NIGHT...Southeast winds 5 to 15 knots becoming southwest. Showers with thunderstorms likely in the evening, then showers likely overnight. Some thunderstorms may produce gusty winds in the evening. .FRIDAY...Southwest winds 10 to 15 knots. Showers likely in the morning, then a chance of showers in the afternoon. .FRIDAY NIGHT...West winds 5 to 15 knots diminishing to less than 10 knots. A chance of showers overnight. .SATURDAY...Northwest winds 5 to 10 knots. A chance of showers during the day. .SUNDAY...Northwest winds 5 to 10 knots becoming northeast. Partly cloudy. .MONDAY...Northeast winds 5 to 10 knots becoming southeast. A chance of showers Monday night. Winds and waves higher in and near thunderstorms. $$ LEZ040-041-010900- Buffalo to Ripley along Lake Erie- 1002 PM EDT Wed Apr 30 2025 .OVERNIGHT...Northeast winds 10 knots or less. Mostly cloudy. Waves 1 foot or less. .THURSDAY...East winds 5 to 10 knots becoming southeast. A chance of showers in the morning, then showers with thunderstorms likely in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...South winds 10 to 15 knots becoming southwest. Showers with thunderstorms likely in the evening, then showers likely overnight. Some thunderstorms may produce gusty winds in the evening. Waves 1 to 3 feet. .FRIDAY...Southwest winds 15 to 20 knots. Showers likely. Waves 1 to 3 feet building to 2 to 4 feet. .FRIDAY NIGHT...Southwest winds 5 to 15 knots becoming west. A chance of showers. Waves 1 to 3 feet. .SATURDAY...Northwest winds 5 to 10 knots. A chance of showers. Waves 2 feet or less. .SUNDAY...Northwest winds 5 to 10 knots becoming northeast. Partly cloudy. Waves 2 feet or less. .MONDAY...East winds 5 to 10 knots becoming southeast. A chance of showers. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ042-010900- Niagara River to Hamlin Beach along Lake Ontario- 1002 PM EDT Wed Apr 30 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... .OVERNIGHT...Southeast winds 10 knots or less becoming east. Mostly cloudy. Waves 1 foot or less. .THURSDAY...East winds 10 to 15 knots increasing to 15 to 20 knots. A chance of showers in the morning, then showers with thunderstorms likely in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet. .THURSDAY NIGHT...East winds 15 to 20 knots becoming southwest. Showers with thunderstorms likely in the evening, then showers likely overnight. Some thunderstorms may produce gusty winds in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet. .FRIDAY...Southwest winds 15 to 20 knots becoming west. Showers likely in the morning, then a chance of showers in the afternoon. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .FRIDAY NIGHT...West winds 15 to 20 knots diminishing to 5 to 15 knots. A chance of showers overnight. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .SATURDAY...Northwest winds 5 to 10 knots. A chance of showers during the day. Waves 1 to 2 feet. .SUNDAY...West winds 10 to 15 knots becoming northeast. Partly cloudy. Waves 2 to 3 feet. .MONDAY...Northeast winds 10 to 15 knots becoming southeast. A chance of showers Monday night. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ043-044-010900- Hamlin Beach to Mexico Bay along Lake Ontario including Irondequoit Bay- 1002 PM EDT Wed Apr 30 2025 .OVERNIGHT...Southeast winds 10 knots or less. Partly to mostly cloudy. Waves 1 foot or less. .THURSDAY...East winds 10 to 15 knots. Rain showers likely with a chance of thunderstorms in the afternoon. Waves 1 to 3 feet. .THURSDAY NIGHT...Southeast winds 10 to 15 knots becoming south 15 to 20 knots. Showers with thunderstorms likely in the evening, then showers likely overnight. Some thunderstorms may produce gusty winds in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet. .FRIDAY...South winds 15 to 20 knots becoming west. Showers likely. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .FRIDAY NIGHT...West winds 15 to 20 knots diminishing to 5 to 15 knots. A chance of showers. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .SATURDAY...West winds 5 to 15 knots. A chance of showers. Waves 1 to 2 feet. .SUNDAY...West winds 10 to 15 knots becoming northeast. Partly cloudy. Waves 1 to 3 feet. .MONDAY...Northeast winds 10 to 15 knots becoming southeast. A chance of showers Monday night. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. The water temperature off Rochester is 44 degrees. $$ LOZ045-010900- Mexico Bay to the Saint Lawrence River along Lake Ontario- 1002 PM EDT Wed Apr 30 2025 .OVERNIGHT...Southwest winds less than 10 knots becoming east. Partly cloudy. Waves 1 foot or less. .THURSDAY...East winds 10 knots or less. A chance of rain showers in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...Southeast winds 10 to 15 knots becoming south 15 to 20 knots. Showers with a chance of thunderstorms in the evening, then showers likely overnight. Waves 1 foot or less building to 2 to 4 feet. .FRIDAY...South winds 15 to 20 knots becoming southwest. Showers likely. Waves 2 to 4 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .FRIDAY NIGHT...Southwest winds 15 to 20 knots becoming west and diminishing to 5 to 10 knots. A chance of showers. Waves 3 to 6 feet subsiding to 1 to 3 feet. Waves occasionally around 7 feet. .SATURDAY...West winds 5 to 10 knots becoming northwest. A chance of showers. Waves 2 feet or less. .SUNDAY...Northwest winds 10 to 15 knots becoming northeast. Partly to mostly cloudy. Waves 1 to 3 feet. .MONDAY...Northeast winds 10 to 15 knots becoming southeast. A chance of showers Monday night. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$