National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Fair

72°F

22°C

Humidity 73%
Wind Speed W 7 mph
Barometer 30.27 in (1024.7 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 16 Sep 2:56 pm EDT
Extended Forecast for

2 Miles S Henderson Harbor NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. Calm wind becoming northeast 5 to 7 mph in the evening.

    Low: 61 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, mainly before 2pm. Partly sunny, with a high near 74. North wind 5 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. North wind around 6 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 69. North wind 7 to 10 mph.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47. Northeast wind 5 to 7 mph.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66. East wind 3 to 5 mph.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am. Cloudy, with a low around 50. Southeast wind 3 to 6 mph. Chance of precipitation is 60%.

    Low: 50 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 67. North wind 8 to 10 mph. Chance of precipitation is 60%.

    High: 67 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 61. Calm wind becoming northeast 5 to 7 mph in the evening.
Thursday
A chance of showers, mainly before 2pm. Partly sunny, with a high near 74. North wind 5 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 56. North wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 69. North wind 7 to 10 mph.
Friday Night
Partly cloudy, with a low around 47. Northeast wind 5 to 7 mph.
Saturday
Partly sunny, with a high near 66. East wind 3 to 5 mph.
Saturday Night
Showers likely, mainly after 2am. Cloudy, with a low around 50. Southeast wind 3 to 6 mph. Chance of precipitation is 60%.
Sunday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 67. North wind 8 to 10 mph. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 67.
Monday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Henderson Harbor NY
 43.83°N 76.15°W (Elev. 381 ft)
Last Update:
2:22 pm EDT Sep 16, 2026
Forecast Valid:
3pm EDT Sep 16, 2026-6pm EDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation