FZUS51 KBUF 232005 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 405 PM EDT Mon Mar 23 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. LEZ020-240300- Upper Niagara River and Buffalo Harbor- 405 PM EDT Mon Mar 23 2026 .TONIGHT...Northwest winds 5 to 10 knots becoming light and variable. A chance of snow showers early. .TUESDAY...Light and variable winds becoming southwest around 10 knots. Mostly sunny in the morning, then becoming partly sunny. .TUESDAY NIGHT...Southwest winds 10 knots or less becoming south. Mostly cloudy. .WEDNESDAY...South winds 10 knots or less becoming southwest. Mostly cloudy. .WEDNESDAY NIGHT...South winds 5 to 10 knots becoming southwest. A chance of showers. .THURSDAY...Southwest winds 5 to 10 knots becoming northwest. A chance of rain showers during the day, then rain showers likely with a chance of snow showers Thursday night. .FRIDAY...North winds 10 knots or less becoming northwest. A chance of rain and snow showers during the day. .SATURDAY...West winds 5 to 15 knots. Partly to mostly cloudy. The water temperature off Buffalo is 32 degrees. $$ LOZ030-240300- Lower Niagara River- 405 PM EDT Mon Mar 23 2026 .TONIGHT...Northwest winds 5 to 15 knots diminishing to less than 10 knots. A chance of snow showers early. .TUESDAY...Light and variable winds becoming southwest around 10 knots. Mostly sunny in the morning, then becoming partly sunny. .TUESDAY NIGHT...Southwest winds 10 knots or less becoming south. Mostly cloudy. .WEDNESDAY...South winds 10 knots or less. Mostly cloudy. .WEDNESDAY NIGHT...South winds 5 to 10 knots becoming southwest. A chance of showers. .THURSDAY...Southwest winds 5 to 15 knots becoming northwest. A chance of rain showers during the day, then rain showers likely Thursday night. .FRIDAY...North winds 5 to 15 knots becoming northwest. Partly cloudy. .SATURDAY...West winds 5 to 15 knots. Partly to mostly cloudy. $$ LEZ040-041-240300- Buffalo to Ripley along Lake Erie- 405 PM EDT Mon Mar 23 2026 .TONIGHT...Northwest winds 5 to 15 knots diminishing to less than 10 knots. Snow showers likely early, then a chance of snow showers late this evening. Waves in ice free areas 1 to 3 feet subsiding to 1 foot or less. .TUESDAY...Light and variable winds becoming west around 10 knots. Mostly sunny. Waves 2 feet or less. .TUESDAY NIGHT...Southwest winds 10 knots or less becoming south. Mostly cloudy. Waves 2 feet or less. .WEDNESDAY...South winds 10 knots or less becoming southwest. Mostly cloudy. Waves 1 foot or less. .WEDNESDAY NIGHT...South winds 5 to 10 knots becoming southwest. A chance of rain showers. Waves 1 foot or less. .THURSDAY...Southwest winds 5 to 15 knots becoming northwest. A chance of rain showers during the day, then rain showers likely with a chance of snow showers Thursday night. Waves 1 to 3 feet. .FRIDAY...North winds 15 to 20 knots becoming northwest 5 to 15 knots. A chance of rain and snow showers during the day. Waves 1 to 3 feet subsiding to 1 foot or less. .SATURDAY...West winds 5 to 15 knots. Partly cloudy. Waves 1 to 3 feet. Wave heights are for ice free areas. $$ LOZ042-240300- Niagara River to Hamlin Beach along Lake Ontario- 405 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT TUESDAY... .TONIGHT...Northwest winds 15 to 20 knots diminishing to 5 to 10 knots. A chance of snow showers early. Waves 3 to 5 feet subsiding to 2 to 3 feet. Waves occasionally around 6 feet. .TUESDAY...Northwest winds 5 to 10 knots becoming southwest and increasing to 15 to 20 knots. Mostly sunny in the morning, then becoming mostly cloudy. Waves 1 to 3 feet. .TUESDAY NIGHT...Southwest winds 5 to 15 knots. Mostly cloudy. Waves 1 to 3 feet subsiding to 1 foot or less. .WEDNESDAY...South winds 5 to 15 knots becoming southeast. Mostly cloudy. Waves 1 foot or less. .WEDNESDAY NIGHT...Southeast winds 5 to 10 knots becoming southwest. A chance of rain showers. Waves 1 foot or less. .THURSDAY...Southwest winds 10 to 15 knots becoming northwest 15 to 20 knots. A chance of rain showers during the day, then rain showers likely Thursday night. Waves 1 to 3 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .FRIDAY...North winds 15 to 20 knots becoming northwest. Partly cloudy. Waves 4 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .SATURDAY...West winds 15 to 20 knots. Partly to mostly cloudy. Waves 2 to 4 feet building to 3 to 6 feet. Waves occasionally around 7 feet. $$ LOZ043-044-240300- Hamlin Beach to Mexico Bay along Lake Ontario including Irondequoit Bay- 405 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT TUESDAY... .TONIGHT...Northwest winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of snow showers this evening. Waves 2 to 4 feet building to 3 to 5 feet, then subsiding to 2 to 4 feet. Waves occasionally around 6 feet. .TUESDAY...Northwest winds 5 to 15 knots becoming west. Partly to mostly sunny. Waves 1 to 3 feet. .TUESDAY NIGHT...West winds 5 to 15 knots becoming southwest. Mostly cloudy. Waves 1 to 3 feet. .WEDNESDAY...South winds 5 to 10 knots becoming southeast. Mostly cloudy. Waves 2 feet or less. .WEDNESDAY NIGHT...Southeast winds 5 to 10 knots becoming south. A chance of showers. Waves 1 foot or less. .THURSDAY...Southwest winds 10 to 15 knots becoming northwest and increasing to 15 to 25 knots. A chance of rain showers during the day, then rain showers likely with a chance of snow showers Thursday night. Waves 1 to 3 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .FRIDAY...North winds 15 to 25 knots becoming northwest. A chance of rain and snow showers during the day. Waves 4 to 7 feet subsiding to 3 to 5 feet. Waves occasionally around 9 feet. .SATURDAY...West winds 15 to 20 knots. Partly to mostly cloudy. Waves 3 to 5 feet building to 4 to 7 feet. Waves occasionally around 9 feet. The water temperature off Rochester is 38 degrees. $$ LOZ045-240300- Mexico Bay to the Saint Lawrence River along Lake Ontario- 405 PM EDT Mon Mar 23 2026 .TONIGHT...Northwest winds 10 to 15 knots becoming north. Mostly cloudy this evening, then clearing. Waves in ice free areas 1 to 3 feet. .TUESDAY...Northwest winds 5 to 15 knots becoming southwest. Sunny in the morning, then becoming partly sunny. Waves 2 feet or less. .TUESDAY NIGHT...Southwest winds 5 to 15 knots. Mostly cloudy. Waves 1 to 3 feet. .WEDNESDAY...South winds 5 to 10 knots. Partly sunny in the morning, then becoming mostly cloudy. Waves 2 feet or less. .WEDNESDAY NIGHT...South winds 5 to 10 knots. Rain showers likely. Waves 2 feet or less. .THURSDAY...South winds 10 to 15 knots becoming northwest and increasing to 15 to 25 knots. A chance of rain showers during the day, then rain showers likely with a chance of snow showers Thursday night. Waves 1 to 3 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .FRIDAY...North winds 15 to 25 knots. A chance of rain and snow showers during the day. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .SATURDAY...West winds 15 to 20 knots. Partly cloudy. Waves 2 to 4 feet building to 4 to 7 feet. Waves occasionally around 9 feet. Wave heights are for ice free areas. $$