Marine Point Forecast 43.54°N 77.47°W (Text-Only)
NWS Forecast for: 20NM NNE Irondequoit NY
Lake Ontario

Issued by: National Weather Service Buffalo, NY
Last Update: 9:57 pm EDT May 19, 2026
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  • Overnight

    Overnight: WSW wind around 17 kt. A chance of showers, mainly between 4am and 5am.   Waves around 3 ft.

    Low: 45 °F

    Chance Showers

  • Wednesday

    Wednesday: W wind 16 to 20 kt. Cloudy, then gradually becoming mostly sunny. Waves 3 to 4 ft.

    High: 49 °F

    Decreasing Clouds

  • Wednesday
    Night

    Wednesday Night: WNW wind 14 to 17 kt becoming NNW 11 to 14 kt after midnight. Mostly cloudy. Waves 2 to 3 ft.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: NNE wind 6 to 11 kt becoming variable and less than 5 kt in the morning. Mostly sunny. Waves 1 ft or less.

    High: 46 °F

    Mostly Sunny

  • Thursday
    Night

    Thursday Night: Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: ENE wind 6 to 11 kt. Partly sunny. Waves 1 ft or less.

    High: 51 °F

    Partly Sunny

  • Friday
    Night

    Friday Night: E wind 12 to 14 kt. A chance of showers.   Waves 1 to 2 ft.

    Low: 44 °F

    Chance Showers

  • Saturday

    Saturday: E wind 17 to 19 kt. Showers likely.   Waves around 3 ft.

    High: 52 °F

    Showers Likely

  • Saturday
    Night

    Saturday Night: ESE wind around 17 kt. Showers likely.   Waves around 3 ft.

    Low: 44 °F

    Showers Likely



  • Overnight: WSW wind around 17 kt. A chance of showers, mainly between 4am and 5am. Waves around 3 ft.

    Wednesday: W wind 16 to 20 kt. Cloudy, then gradually becoming mostly sunny. Waves 3 to 4 ft.

    Wednesday Night: WNW wind 14 to 17 kt becoming NNW 11 to 14 kt after midnight. Mostly cloudy. Waves 2 to 3 ft.

    Thursday: NNE wind 6 to 11 kt becoming variable and less than 5 kt in the morning. Mostly sunny. Waves 1 ft or less.

    Thursday Night: Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

    Friday: ENE wind 6 to 11 kt. Partly sunny. Waves 1 ft or less.

    Friday Night: E wind 12 to 14 kt. A chance of showers. Waves 1 to 2 ft.

    Saturday: E wind 17 to 19 kt. Showers likely. Waves around 3 ft.

    Saturday Night: ESE wind around 17 kt. Showers likely. Waves around 3 ft.



    Marine Point Forecast: 43.54°N 77.47°W
    Associated Zone Forecast which includes this point

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