7-Day Forecast 43.87°N 76.15°W (Text-Only)
NWS Forecast for: Henderson Harbor NY
Issued by: National Weather Service Buffalo, NY
Last Update: 7:57 pm EDT May 15, 2026
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  • Tonight

    Tonight: Mostly clear, with a low around 8. South wind 11 to 13 km/h.

    Low: 8 °C

    Mostly Clear


  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 5pm.  Increasing clouds, with a high near 24. South wind 16 to 18 km/h.  Chance of precipitation is 60%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    High: 24 °C

    Sunny then
    Showers
    Likely

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 11. Southwest wind 10 to 14 km/h.  Chance of precipitation is 40%. New precipitation amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    Low: 11 °C

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 19. Southwest wind 8 to 11 km/h.

    High: 19 °C

    Decreasing
    Clouds

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 11. Calm wind.

    Low: 11 °C

    Partly Cloudy


  • Monday

    Monday: Mostly sunny, with a high near 28. South wind 11 to 18 km/h.

    High: 28 °C

    Mostly Sunny


  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 17. South wind 11 to 16 km/h.

    Low: 17 °C

    Partly Cloudy


  • Tuesday

    Tuesday: A chance of showers after 2pm.  Partly sunny, with a high near 25. Southwest wind 14 to 16 km/h.  Chance of precipitation is 40%.

    High: 25 °C

    Mostly Sunny
    then Chance
    Showers

  • Tuesday
    Night

    Tuesday Night: A chance of showers before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am.  Mostly cloudy, with a low around 14. Chance of precipitation is 70%.

    Low: 14 °C

    Showers
    Likely

  • Tonight: Mostly clear, with a low around 8. South wind 11 to 13 km/h.

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 24. South wind 16 to 18 km/h. Chance of precipitation is 60%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 11. Southwest wind 10 to 14 km/h. Chance of precipitation is 40%. New precipitation amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 19. Southwest wind 8 to 11 km/h.

    Sunday Night: Partly cloudy, with a low around 11. Calm wind.

    Monday: Mostly sunny, with a high near 28. South wind 11 to 18 km/h.

    Monday Night: Partly cloudy, with a low around 17. South wind 11 to 16 km/h.

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 25. Southwest wind 14 to 16 km/h. Chance of precipitation is 40%.

    Tuesday Night: A chance of showers before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 14. Chance of precipitation is 70%.

    Wednesday: A chance of showers before 2pm. Partly sunny, with a high near 20. Chance of precipitation is 50%.

    Wednesday Night: Partly cloudy, with a low around 8.

    Thursday: Mostly sunny, with a high near 14.

    Thursday Night: Partly cloudy, with a low around 8.

    Friday: Mostly sunny, with a high near 18.



    Henderson Harbor NY
     43.87°N 76.15°W (Elev. 400 m)

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