FZUS51 KBUF 042012 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 412 PM EDT Sat Apr 4 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. LEZ020-050300- Upper Niagara River and Buffalo Harbor- 412 PM EDT Sat Apr 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... .TONIGHT...Southeast winds 5 to 10 knots becoming southwest 10 to 15 knots. A chance of showers early, then showers with a chance of thunderstorms. Showers likely late. Patchy fog after midnight. Some thunderstorms may produce gusty winds. .SUNDAY...Southwest winds 10 to 15 knots becoming west 15 to 20 knots. A chance of rain showers in the morning, then rain showers likely in the afternoon. .SUNDAY NIGHT...West winds 15 to 20 knots diminishing to 5 to 15 knots. Rain showers likely with a chance of snow showers in the evening, then a chance of snow showers overnight. .MONDAY...West winds 5 to 10 knots. A chance of snow and rain showers in the morning, then rain showers likely with a chance of snow showers in the afternoon. .MONDAY NIGHT...West winds 5 to 10 knots becoming northwest. Snow showers with rain showers likely. .TUESDAY...Northwest winds 10 to 15 knots becoming light and variable. Snow showers during the day. .WEDNESDAY...South winds 10 knots or less increasing to 10 to 15 knots. Mainly clear, then becoming partly cloudy. .THURSDAY...South winds 5 to 15 knots becoming southwest. A chance of showers. Winds and waves higher in and near thunderstorms. The water temperature off Buffalo is 33 degrees. $$ LOZ030-050300- Lower Niagara River- 412 PM EDT Sat Apr 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... .TONIGHT...Southeast winds 5 to 15 knots becoming west. A chance of showers early, then showers with a chance of thunderstorms. Showers likely late. Some thunderstorms may produce gusty winds. .SUNDAY...Southwest winds 15 to 20 knots becoming west. A chance of showers in the morning, then showers likely in the afternoon. .SUNDAY NIGHT...West winds 15 to 20 knots diminishing to 10 to 15 knots. Rain showers likely with a chance of snow showers in the evening, then a chance of snow showers overnight. .MONDAY...West winds 5 to 10 knots. A chance of snow and rain showers in the morning, then rain and snow showers likely in the afternoon. .MONDAY NIGHT...West winds 10 to 15 knots becoming northwest. Snow showers with rain showers likely. .TUESDAY...Northwest winds 5 to 15 knots becoming southwest less than 10 knots. Snow showers during the day. .WEDNESDAY...South winds 10 knots or less increasing to 15 to 20 knots. Partly cloudy. .THURSDAY...South winds 15 to 20 knots becoming southwest 5 to 15 knots. A chance of showers. Winds and waves higher in and near thunderstorms. $$ LEZ040-041-050300- Buffalo to Ripley along Lake Erie- 412 PM EDT Sat Apr 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... .TONIGHT...South winds 5 to 10 knots becoming southwest and increasing to 15 to 20 knots. A chance of showers early, then showers with a chance of thunderstorms. Showers likely late. Patchy fog from late evening on. Some thunderstorms may produce gusty winds. Waves in ice free areas 1 to 3 feet building to 2 to 4 feet. .SUNDAY...Southwest winds 15 to 20 knots becoming west. Mostly cloudy in the morning, then becoming partly sunny. 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. A chance of snow and rain showers in the evening, then a chance of snow showers overnight. Waves 3 to 6 feet subsiding to 1 to 3 feet. Waves occasionally around 7 feet. .MONDAY...West winds 5 to 15 knots. Snow and rain showers likely. Waves 2 feet or less. .MONDAY NIGHT...West winds 10 to 15 knots becoming northwest 15 to 20 knots. Rain and snow showers. Waves 1 to 3 feet. .TUESDAY...Northwest winds 15 to 20 knots becoming light and variable. Snow showers during the day. Waves 2 to 4 feet subsiding to 1 foot or less. .WEDNESDAY...Southeast winds less than 10 knots becoming south and increasing to 15 to 25 knots. Mainly clear, then becoming partly cloudy. Waves 1 foot or less building to 1 to 3 feet. .THURSDAY...South winds 15 to 25 knots diminishing to 10 to 15 knots. A chance of showers. Waves 2 to 4 feet subsiding to 1 to 3 feet. Winds and waves higher in and near thunderstorms. Wave heights are for ice free areas. $$ LOZ042-050300- Niagara River to Hamlin Beach along Lake Ontario- 412 PM EDT Sat Apr 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SUNDAY NIGHT... .TONIGHT...East winds 15 to 25 knots becoming west 15 to 20 knots. A chance of showers early, then showers with a chance of thunderstorms. Showers late. Some thunderstorms may produce gusty winds. Waves 4 to 7 feet subsiding to 2 to 4 feet. Waves occasionally around 9 feet. .SUNDAY...West winds 15 to 25 knots. A chance of rain showers in the afternoon. Waves 2 to 4 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .SUNDAY NIGHT...West winds 15 to 25 knots. A chance of rain and snow showers in the evening, then a chance of rain showers overnight. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet. .MONDAY...West winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of rain and snow showers in the afternoon. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .MONDAY NIGHT...West winds 10 to 15 knots becoming northwest 15 to 20 knots. Snow showers with rain showers likely. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .TUESDAY...Northwest winds 15 to 20 knots becoming west 5 to 15 knots. Snow showers during the day. Waves 3 to 6 feet subsiding to 1 to 3 feet. Waves occasionally around 7 feet. .WEDNESDAY...South winds 5 to 10 knots increasing to 15 to 25 knots. Mainly clear, then becoming partly cloudy. Waves 2 feet or less building to 2 to 4 feet. .THURSDAY...South winds 15 to 25 knots becoming west. A chance of showers. Waves 3 to 5 feet subsiding to 2 to 4 feet. Waves occasionally around 6 feet. Winds and waves higher in and near thunderstorms. $$ LOZ043-050300- Hamlin Beach to Sodus Bay along Lake Ontario including Irondequoit Bay- 412 PM EDT Sat Apr 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING... .TONIGHT...East winds 15 to 25 knots becoming southwest. A chance of showers and thunderstorms this evening, then showers with a chance of thunderstorms after midnight. Patchy fog after midnight. Some thunderstorms may produce gusty winds after midnight. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .SUNDAY...West winds 15 to 25 knots. Rain showers likely in the morning, then a chance of rain showers in the afternoon. Waves 2 to 4 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .SUNDAY NIGHT...West winds 15 to 25 knots. A chance of rain and snow showers in the evening, then a chance of rain showers overnight. Waves 5 to 8 feet. Waves occasionally around 10 feet. .MONDAY...West winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of snow showers in the morning, then a chance of rain and snow showers in the afternoon. Waves 3 to 6 feet subsiding to 1 to 3 feet. Waves occasionally around 7 feet. .MONDAY NIGHT...West winds 5 to 15 knots becoming northwest 15 to 20 knots. Snow showers with rain showers likely. Waves 1 to 3 feet building to 2 to 4 feet. .TUESDAY...North winds 15 to 25 knots becoming west and diminishing to 10 to 15 knots. Snow showers during the day. Waves 3 to 6 feet subsiding to 1 to 3 feet. Waves occasionally around 7 feet. .WEDNESDAY...South winds 5 to 10 knots increasing to 15 to 25 knots. Mainly clear, then becoming partly cloudy. Waves 2 feet or less building to 2 to 4 feet. .THURSDAY...South winds 15 to 25 knots becoming southwest. A chance of showers. Waves 2 to 4 feet. Winds and waves higher in and near thunderstorms. The water temperature off Rochester is 40 degrees. $$ LOZ044-050300- Sodus Bay to Mexico Bay along Lake Ontario- 412 PM EDT Sat Apr 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH MONDAY MORNING... .TONIGHT...Southeast winds 15 to 25 knots becoming southwest. A chance of showers early. Showers after midnight. Patchy fog late. Waves 1 to 3 feet building to 2 to 4 feet. .SUNDAY...West winds 15 to 25 knots. Rain showers in the morning, then a chance of rain showers in the afternoon. Waves 2 to 4 feet building to 5 to 8 feet. Waves occasionally around 10 feet. .SUNDAY NIGHT...West winds 15 to 25 knots. A chance of rain showers in the evening, then a chance of rain and snow showers overnight. Waves 6 to 9 feet. Waves occasionally around 11 feet. .MONDAY...West winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of snow showers. Waves 4 to 7 feet subsiding to 2 to 4 feet. Waves occasionally around 9 feet. .MONDAY NIGHT...West winds 5 to 15 knots becoming northwest 15 to 20 knots. A chance of rain and snow showers in the evening, then snow showers with a chance of rain showers overnight. Waves 1 to 3 feet building to 2 to 4 feet. .TUESDAY...North winds 15 to 25 knots becoming west and diminishing to 10 to 15 knots. Snow showers during the day. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .WEDNESDAY...Southwest winds 5 to 10 knots becoming south and increasing to 15 to 25 knots. Mainly clear, then becoming partly cloudy. Waves 2 feet or less building to 2 to 4 feet. .THURSDAY...South winds 15 to 25 knots. A chance of rain showers. Waves 2 to 4 feet. $$ LOZ045-050300- Mexico Bay to the Saint Lawrence River along Lake Ontario- 412 PM EDT Sat Apr 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH MONDAY MORNING... .TONIGHT...East winds 15 to 25 knots becoming south. A chance of showers early. Showers after midnight. Patchy fog late. Waves 2 feet or less building to 4 to 7 feet, then subsiding to 3 to 6 feet. Waves occasionally around 9 feet. .SUNDAY...Southwest winds 15 to 25 knots becoming west. Rain showers in the morning. Waves 3 to 6 feet building to 5 to 8 feet. Waves occasionally around 10 feet. .SUNDAY NIGHT...West winds 15 to 25 knots. A chance of rain and snow showers overnight. Waves 5 to 9 feet. Waves occasionally around 11 feet. .MONDAY...West winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of snow showers. Waves 4 to 7 feet subsiding to 1 to 3 feet. Waves occasionally around 9 feet. .MONDAY NIGHT...Southwest winds 5 to 15 knots becoming north 15 to 20 knots. A chance of snow showers in the evening, then snow showers likely overnight. Waves 1 to 3 feet. .TUESDAY...North winds 15 to 20 knots becoming northwest 5 to 15 knots. Snow showers likely during the day. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .WEDNESDAY...Southwest winds 5 to 10 knots becoming south and increasing to 30 knots. Mainly clear, then becoming partly cloudy. Waves 1 to 3 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .THURSDAY...South winds to 30 knots diminishing to 15 to 25 knots. A chance of rain showers. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet. $$