FZUS51 KBUF 270617 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 217 AM EDT Fri Mar 27 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. LEZ020-271515- Upper Niagara River and Buffalo Harbor- 217 AM EDT Fri Mar 27 2026 .TODAY...North winds 5 to 15 knots. Becoming mostly sunny. .TONIGHT...North winds 10 knots or less becoming northwest. Partly cloudy. .SATURDAY...West winds 5 to 10 knots. Partly sunny. .SATURDAY NIGHT...Southwest winds 5 to 10 knots. Mostly cloudy. .SUNDAY...Southwest winds 5 to 15 knots. Mostly cloudy. .MONDAY...Southwest winds 5 to 10 knots becoming southeast. A chance of rain showers Monday night. .TUESDAY...Southeast winds 5 to 15 knots becoming southwest. Rain showers likely. The water temperature off Buffalo is 32 degrees. $$ LOZ030-271515- Lower Niagara River- 217 AM EDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... .TODAY...North winds 5 to 15 knots. Mostly sunny. .TONIGHT...North winds 10 knots or less becoming northwest. Partly cloudy. .SATURDAY...West winds 5 to 10 knots. Partly sunny. .SATURDAY NIGHT...West winds 5 to 10 knots becoming southwest. Mostly cloudy. .SUNDAY...Southwest winds 5 to 15 knots. Mostly cloudy. .MONDAY...Southwest winds 5 to 10 knots becoming east. A chance of rain showers Monday night. .TUESDAY...East winds 10 to 15 knots becoming southwest 15 to 20 knots. Rain showers likely. $$ LEZ040-041-271515- Buffalo to Ripley along Lake Erie- 217 AM EDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... .TODAY...North winds 15 to 20 knots diminishing to 5 to 15 knots. Mostly cloudy this morning, then clearing. Waves in ice free areas 3 to 5 feet subsiding to 1 to 3 feet. Waves in ice free areas occasionally around 6 feet. .TONIGHT...North winds 5 to 10 knots becoming northwest. Mainly clear in the evening, then becoming partly cloudy. Waves 1 foot or less. .SATURDAY...West winds 5 to 15 knots. Partly to mostly sunny. Waves 2 feet or less. .SATURDAY NIGHT...Southwest winds 5 to 15 knots becoming south. Mostly cloudy. Waves 1 to 3 feet. .SUNDAY...Southwest winds 5 to 15 knots. Mostly cloudy. Waves 2 feet or less. .MONDAY...Southwest winds 5 to 10 knots becoming southeast. A chance of rain showers Monday night. Waves 1 foot or less. .TUESDAY...Southeast winds 10 to 15 knots becoming southwest 15 to 20 knots. Rain showers likely. Waves 2 feet or less. Wave heights are for ice free areas. $$ LOZ042-271515- Niagara River to Hamlin Beach along Lake Ontario- 217 AM EDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... .TODAY...North winds 15 to 20 knots diminishing to 5 to 15 knots. Sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .TONIGHT...Northwest winds 5 to 15 knots. Partly to mostly cloudy. Waves 1 to 3 feet. .SATURDAY...West winds 10 to 15 knots increasing to 15 to 20 knots. Partly sunny. Waves 2 to 4 feet. .SATURDAY NIGHT...West winds 15 to 20 knots becoming southwest 10 to 15 knots. Mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots. Mostly cloudy. Waves 1 to 3 feet. .MONDAY...Southwest winds 5 to 15 knots becoming east 15 to 20 knots. A chance of rain showers Monday night. Waves 2 feet or less building to 2 to 3 feet. .TUESDAY...East winds 15 to 25 knots becoming southwest. Rain showers likely. Waves 3 to 6 feet building to 4 to 7 feet. Waves occasionally around 9 feet. $$ LOZ043-044-271515- Hamlin Beach to Mexico Bay along Lake Ontario including Irondequoit Bay- 217 AM EDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EDT THIS AFTERNOON... .TODAY...North winds 15 to 25 knots diminishing to 10 to 15 knots. Mostly sunny. Waves 4 to 7 feet subsiding to 1 to 3 feet. Waves occasionally around 9 feet. .TONIGHT...Northwest winds 5 to 15 knots. Partly cloudy in the evening, then becoming mostly cloudy. Waves 1 to 3 feet. .SATURDAY...Northwest winds 10 to 15 knots becoming west 15 to 20 knots. A chance of snow showers. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .SATURDAY NIGHT...West winds 15 to 20 knots becoming southwest 10 to 15 knots. Mostly cloudy. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .SUNDAY...South winds 10 to 15 knots becoming southwest. Mostly cloudy. Waves 1 to 3 feet. .MONDAY...Southwest winds 5 to 10 knots becoming northeast and increasing to 15 to 20 knots. A chance of rain showers Monday night. Waves 1 to 3 feet. .TUESDAY...East winds 15 to 25 knots becoming southwest. Rain showers likely. Waves 3 to 6 feet. Waves occasionally around 7 feet. The water temperature off Rochester is 38 degrees. $$ LOZ045-271515- Mexico Bay to the Saint Lawrence River along Lake Ontario- 217 AM EDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... .TODAY...North winds 15 to 25 knots diminishing to 10 to 15 knots. Sunny. Waves in ice free areas 3 to 5 feet subsiding to 1 to 3 feet. Waves in ice free areas occasionally around 6 feet. .TONIGHT...North winds 5 to 10 knots. Partly to mostly cloudy. Waves 2 feet or less. .SATURDAY...North winds 5 to 10 knots becoming west and increasing to 15 to 20 knots. A chance of snow showers. Waves 1 foot or less building to 3 to 5 feet. Waves occasionally around 6 feet. .SATURDAY NIGHT...West winds 15 to 20 knots becoming southwest 5 to 15 knots. A chance of snow showers. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .SUNDAY...South winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of snow showers during the day. Waves 2 to 4 feet subsiding to 1 to 3 feet. .MONDAY...Southwest winds 5 to 15 knots becoming northeast. A chance of rain showers Monday night. Waves 1 to 3 feet. .TUESDAY...East winds 15 to 25 knots becoming south. Rain showers. Waves 2 feet or less building to 2 to 4 feet. Wave heights are for ice free areas. $$