FZUS51 KBUF 172004 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 404 PM EDT Tue Mar 17 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. LEZ020-180300- Upper Niagara River and Buffalo Harbor- 404 PM EDT Tue Mar 17 2026 .TONIGHT...West winds 10 to 15 knots becoming light and variable. Partly cloudy. .WEDNESDAY...South winds 10 knots or less. Mostly sunny in the morning, then becoming mostly cloudy. .WEDNESDAY NIGHT...South winds 10 knots or less. Mostly cloudy. .THURSDAY...South winds 5 to 10 knots becoming southwest. A chance of rain showers in the afternoon. .THURSDAY NIGHT...Southwest winds 10 knots or less. A chance of rain showers. .FRIDAY...Southwest winds 10 knots or less becoming northwest. A chance of rain showers during the day, then a chance of rain and snow showers Friday night. .SATURDAY...North winds 5 to 10 knots becoming west. A chance of rain showers. .SUNDAY...Northwest winds around 10 knots. A chance of rain and snow showers. The water temperature off Buffalo is 32 degrees. $$ LOZ030-180300- Lower Niagara River- 404 PM EDT Tue Mar 17 2026 .TONIGHT...West winds 15 to 20 knots becoming southwest and diminishing to less than 10 knots after midnight. Partly to mostly cloudy. .WEDNESDAY...South winds 10 knots or less. Mostly sunny in the morning, then becoming mostly cloudy. .WEDNESDAY NIGHT...South winds 5 to 10 knots. Cloudy. .THURSDAY...South winds 5 to 10 knots becoming southwest. A chance of rain showers in the afternoon. .THURSDAY NIGHT...Southwest winds 10 knots or less becoming west. A chance of rain showers. .FRIDAY...Southwest winds 10 knots or less becoming north. A chance of rain showers during the day, then a chance of rain and snow showers Friday night. .SATURDAY...Northeast winds 10 to 15 knots becoming west. A chance of rain and snow showers during the day, then a chance of rain showers Saturday night. .SUNDAY...Northwest winds 10 to 15 knots increasing to 15 to 20 knots. A chance of rain and snow showers during the day, then a chance of rain showers Sunday night. $$ LEZ040-041-180300- Buffalo to Ripley along Lake Erie- 404 PM EDT Tue Mar 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...West winds 15 to 20 knots becoming southwest and diminishing to less than 10 knots after midnight. A chance of snow showers. Waves in ice free areas 3 to 6 feet subsiding to 1 to 3 feet. Waves in ice free areas occasionally around 7 feet. .WEDNESDAY...South winds 10 knots or less. A chance of snow showers in the morning. Waves 2 feet or less. .WEDNESDAY NIGHT...South winds 5 to 15 knots. Mostly cloudy. Waves 2 feet or less. .THURSDAY...South winds 5 to 10 knots becoming southwest. A chance of rain showers in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...Southwest winds 10 knots or less becoming west. A chance of rain showers. Waves 1 foot or less. .FRIDAY...Southwest winds 10 knots or less becoming northwest 10 to 15 knots. A chance of rain showers. Waves 2 feet or less. .SATURDAY...Northeast winds 10 to 15 knots becoming west 15 to 20 knots. A chance of rain showers during the day, then a chance of rain and snow showers Saturday night. Waves 1 to 3 feet. .SUNDAY...West winds 15 to 20 knots becoming northwest. A chance of rain and snow showers. Waves 1 to 3 feet building to 2 to 4 feet. Wave heights are for ice free areas. $$ LOZ042-180300- Niagara River to Hamlin Beach along Lake Ontario- 404 PM EDT Tue Mar 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... .TONIGHT...West winds 15 to 25 knots diminishing to 10 to 15 knots. A chance of snow showers this evening. Waves 6 to 9 feet subsiding to 2 to 4 feet. Waves occasionally around 11 feet. .WEDNESDAY...Southwest winds 5 to 15 knots becoming south. Mostly sunny in the morning, then becoming mostly cloudy. Waves 1 to 3 feet. .WEDNESDAY NIGHT...South winds 10 to 15 knots. Cloudy. Waves 2 feet or less. .THURSDAY...South winds 10 to 15 knots becoming southwest. A chance of rain showers in the afternoon. Waves 2 feet or less. .THURSDAY NIGHT...Southwest winds 5 to 10 knots becoming northwest. A chance of rain showers. Waves 2 feet or less. .FRIDAY...West winds 5 to 10 knots becoming north and increasing to 15 to 20 knots. A chance of rain showers during the day, then a chance of rain and snow showers Friday night. Waves 1 to 3 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .SATURDAY...Northeast winds 15 to 25 knots becoming west to 30 knots. A chance of rain and snow showers during the day, then a chance of rain showers Saturday night. Waves 3 to 6 feet building to 5 to 8 feet. Waves occasionally around 10 feet. .SUNDAY...Northwest winds 15 to 25 knots increasing to 30 knots. A chance of rain showers. Waves 6 to 9 feet subsiding to 5 to 8 feet. Waves occasionally around 11 feet. $$ LOZ043-044-180300- Hamlin Beach to Mexico Bay along Lake Ontario including Irondequoit Bay- 404 PM EDT Tue Mar 17 2026 ...GALE WARNING IN EFFECT UNTIL 7 PM EDT THIS EVENING... .TONIGHT...West winds to 30 knots diminishing to 10 to 15 knots. Lake effect snow showers. Waves 10 to 14 feet subsiding to 3 to 6 feet. Waves occasionally around 18 feet. .WEDNESDAY...Southwest winds 5 to 10 knots becoming south. Snow showers likely in the morning. Waves 2 to 4 feet subsiding to 2 feet or less. .WEDNESDAY NIGHT...Southeast winds 5 to 15 knots becoming south 15 to 20 knots. Mostly cloudy. Waves 2 feet or less. .THURSDAY...South winds 15 to 20 knots becoming southwest 5 to 15 knots. Mostly cloudy. Waves 2 feet or less. .THURSDAY NIGHT...Southwest winds 5 to 10 knots becoming west. A chance of rain showers. Waves 2 feet or less. .FRIDAY...West winds 5 to 10 knots becoming north and increasing to 15 to 25 knots. A chance of rain and snow showers Friday night. Waves 1 to 3 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .SATURDAY...North winds 15 to 25 knots becoming west to 30 knots. A chance of rain and snow showers during the day, then a chance of rain showers Saturday night. Waves 4 to 7 feet building to 6 to 9 feet. Waves occasionally around 11 feet. .SUNDAY...Northwest winds to 30 knots. A chance of rain showers during the day, then a chance of rain and snow showers Sunday night. Waves 7 to 11 feet. Waves occasionally around 14 feet. The water temperature off Rochester is 37 degrees. $$ LOZ045-180300- Mexico Bay to the Saint Lawrence River along Lake Ontario- 404 PM EDT Tue Mar 17 2026 ...GALE WARNING IN EFFECT UNTIL 7 PM EDT THIS EVENING... .TONIGHT...West winds to 30 knots becoming northwest and diminishing to 10 to 15 knots after midnight. A chance of snow showers early. Waves in ice free areas 10 to 13 feet subsiding to 3 to 5 feet. Waves in ice free areas occasionally around 16 feet. .WEDNESDAY...Northeast winds 10 knots or less becoming south. Partly to mostly sunny. Waves 2 to 4 feet subsiding to 2 feet or less. .WEDNESDAY NIGHT...Southeast winds 5 to 15 knots becoming south 15 to 20 knots. Mostly cloudy. Waves 1 to 3 feet building to 2 to 4 feet. .THURSDAY...South winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of rain showers in the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet. .THURSDAY NIGHT...Southwest winds 5 to 10 knots becoming west. A chance of rain showers. Waves 2 feet or less. .FRIDAY...West winds 5 to 10 knots becoming north and increasing to 15 to 20 knots. A chance of rain and snow showers Friday night. Waves 2 feet or less building to 2 to 4 feet. .SATURDAY...North winds 15 to 25 knots becoming southwest to 30 knots. A chance of rain and snow showers. Waves 2 to 4 feet building to 7 to 10 feet. Waves occasionally around 13 feet. .SUNDAY...West winds to 30 knots becoming northwest. A chance of rain and snow showers. Waves 7 to 10 feet subsiding to 5 to 9 feet. Waves occasionally around 13 feet. Wave heights are for ice free areas. $$