FZUS51 KBUF 052011 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 411 PM EDT Sun Apr 5 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. LEZ020-060300- Upper Niagara River and Buffalo Harbor- 411 PM EDT Sun Apr 5 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...West winds 15 to 20 knots diminishing to 5 to 15 knots. Rain showers likely early. .MONDAY...West winds 5 to 10 knots. A chance of snow showers in the morning, then rain showers likely with a chance of snow showers in the afternoon. .MONDAY NIGHT...West winds 5 to 15 knots. Rain and snow showers in the evening, then snow showers overnight. .TUESDAY...Northwest winds 5 to 15 knots. Snow showers likely in the morning. .TUESDAY NIGHT...West winds less than 10 knots. Mainly clear. .WEDNESDAY...Southeast winds 10 knots or less becoming south 10 to 15 knots. Mainly clear, then becoming partly cloudy. .THURSDAY...South winds 10 to 15 knots becoming southwest. A chance of showers Thursday night. .FRIDAY...Southwest winds 10 knots or less becoming north. A chance of showers. The water temperature off Buffalo is 33 degrees. $$ LOZ030-060300- Lower Niagara River- 411 PM EDT Sun Apr 5 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...West winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of rain showers early. .MONDAY...West winds 5 to 10 knots becoming northwest. Rain showers likely with a chance of snow showers in the afternoon. .MONDAY NIGHT...West winds 5 to 15 knots becoming northwest. Rain showers with snow showers likely in the evening, then snow showers overnight. .TUESDAY...Northwest winds 5 to 15 knots. Snow showers likely in the morning. .TUESDAY NIGHT...Northwest winds 5 to 10 knots becoming light and variable. Mainly clear. .WEDNESDAY...Southeast winds 10 knots or less becoming south 10 to 15 knots. Mainly clear, then becoming partly cloudy. .THURSDAY...South winds 15 to 20 knots becoming southwest 10 to 15 knots. A chance of showers Thursday night. .FRIDAY...Southwest winds 10 knots or less becoming north. A chance of rain showers. $$ LEZ040-041-060300- Buffalo to Ripley along Lake Erie- 411 PM EDT Sun Apr 5 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... .TONIGHT...West winds 15 to 25 knots diminishing to 10 to 15 knots. A chance of rain and snow showers early. Waves in ice free areas 4 to 7 feet subsiding to 1 to 3 feet. Waves in ice free areas occasionally around 9 feet. .MONDAY...West winds 5 to 15 knots becoming southwest. Snow showers likely in the morning, then snow showers likely with a chance of rain showers in the afternoon. Waves 2 feet or less. .MONDAY NIGHT...West winds 10 to 15 knots increasing to 15 to 20 knots. Rain and snow showers in the evening, then snow showers overnight. Waves 2 feet or less 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 likely in the morning. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .TUESDAY NIGHT...West winds 5 to 10 knots becoming light and variable. Mainly clear. Waves 1 foot or less. .WEDNESDAY...Southeast winds less than 10 knots becoming south and increasing to 15 to 20 knots. Mainly clear, then becoming partly cloudy. Waves 1 foot or less building to 1 to 3 feet. .THURSDAY...South winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of rain showers Thursday night. Waves 1 to 3 feet. .FRIDAY...Southwest winds 5 to 15 knots becoming north less than 10 knots. A chance of rain showers. Waves 2 feet or less. Wave heights are for ice free areas. $$ LOZ042-060300- Niagara River to Hamlin Beach along Lake Ontario- 411 PM EDT Sun Apr 5 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING... .TONIGHT...West winds 15 to 25 knots. Mostly cloudy. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet. .MONDAY...West winds 15 to 20 knots diminishing to 5 to 15 knots. A chance of rain and snow showers in the afternoon. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .MONDAY NIGHT...Northwest winds 5 to 15 knots increasing to 15 to 25 knots. Snow showers with rain showers likely in the evening, then snow showers overnight. Waves 1 to 2 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .TUESDAY...Northwest winds 15 to 25 knots diminishing to 10 to 15 knots. Snow showers likely in the morning. Waves 4 to 7 feet subsiding to 2 to 4 feet. Waves occasionally around 9 feet. .TUESDAY NIGHT...Northwest winds 5 to 15 knots becoming southwest less than 10 knots. Mainly clear. Waves 2 to 4 feet subsiding to 1 to 3 feet. .WEDNESDAY...South winds 5 to 15 knots increasing to 15 to 20 knots. Mainly clear, then becoming partly cloudy. Waves 1 to 3 feet. .THURSDAY...South winds 15 to 25 knots becoming southwest. A chance of showers Thursday night. Waves 2 to 4 feet subsiding to 1 to 3 feet. .FRIDAY...Southwest winds 5 to 15 knots becoming northwest. A chance of showers. Waves 1 to 3 feet. $$ LOZ043-060300- Hamlin Beach to Sodus Bay along Lake Ontario including Irondequoit Bay- 411 PM EDT Sun Apr 5 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON... .TONIGHT...West winds 15 to 25 knots. A chance of rain showers early. A chance of snow showers after midnight. Waves 5 to 8 feet building to 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 in the morning. Waves 4 to 7 feet subsiding to 1 to 3 feet. Waves occasionally around 9 feet. .MONDAY NIGHT...West winds 5 to 15 knots becoming northwest and increasing to 15 to 25 knots. Snow showers with a chance of rain showers in the evening, then snow showers overnight. Waves 1 to 3 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .TUESDAY...Northwest winds 15 to 25 knots. Snow showers likely in the morning, then a chance of snow showers in the afternoon. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet. .TUESDAY NIGHT...West winds 15 to 20 knots diminishing to 5 to 15 knots. Mainly clear. Waves 2 to 4 feet subsiding to 1 to 3 feet. .WEDNESDAY...South winds 10 knots or less increasing to 15 to 20 knots. Mainly clear, then becoming partly cloudy. Waves 1 to 3 feet. .THURSDAY...South winds 15 to 25 knots. A chance of rain showers Thursday night. Waves 1 to 3 feet. .FRIDAY...Southwest winds 5 to 15 knots becoming northwest. A chance of showers. Waves 2 feet or less. The water temperature off Rochester is 42 degrees. $$ LOZ044-060300- Sodus Bay to Mexico Bay along Lake Ontario- 411 PM EDT Sun Apr 5 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON... .TONIGHT...West winds 15 to 25 knots. A chance of rain showers early. A chance of snow showers after midnight. Waves 5 to 9 feet. Waves occasionally around 11 feet. .MONDAY...West winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of snow showers. Waves 4 to 7 feet subsiding to 2 to 4 feet. Waves occasionally around 9 feet. .MONDAY NIGHT...West winds 5 to 15 knots becoming northwest 15 to 20 knots. Snow showers. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .TUESDAY...Northwest winds 15 to 25 knots. Snow showers likely in the morning, then a chance of snow showers in the afternoon. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet. .TUESDAY NIGHT...West winds 15 to 20 knots diminishing to 5 to 10 knots. Mainly clear. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .WEDNESDAY...Southwest winds less than 10 knots becoming south and increasing to 15 to 25 knots. Mainly clear, then becoming partly cloudy. Waves 1 to 3 feet. .THURSDAY...South winds 15 to 25 knots. A chance of rain showers Thursday night. Waves 2 to 4 feet. .FRIDAY...South winds 15 to 20 knots becoming northwest and diminishing to 5 to 10 knots. A chance of showers. Waves 1 to 3 feet. $$ LOZ045-060300- Mexico Bay to the Saint Lawrence River along Lake Ontario- 411 PM EDT Sun Apr 5 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON... .TONIGHT...West winds 15 to 25 knots. Mostly cloudy. Waves 5 to 8 feet building to 6 to 9 feet. Waves occasionally around 11 feet. .MONDAY...West winds 15 to 20 knots diminishing to 10 to 15 knots. Mostly cloudy in the morning, then becoming partly sunny. 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 north 15 to 20 knots. A chance of snow showers in the evening, then snow showers overnight. Waves 1 to 3 feet building to 2 to 4 feet. .TUESDAY...North winds 15 to 25 knots becoming west. Snow showers likely in the morning, then a chance of snow showers in the afternoon. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .TUESDAY NIGHT...West winds 15 to 20 knots diminishing to 5 to 15 knots. Mainly clear. Waves 2 to 4 feet subsiding to 1 to 3 feet. .WEDNESDAY...Southwest winds 5 to 10 knots becoming south and increasing to 30 knots. Mainly clear, then becoming partly cloudy. Waves 2 feet or less building to 3 to 5 feet. Waves occasionally around 6 feet. .THURSDAY...South winds to 30 knots. A chance of rain showers Thursday night. Waves 3 to 6 feet. Waves occasionally around 7 feet. .FRIDAY...South winds 15 to 20 knots becoming northwest 5 to 15 knots. A chance of rain showers. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. $$