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.

Overcast

53°F

12°C

Humidity 80%
Wind Speed NW 7 mph
Barometer 30.08 in (1018.7 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 14 Oct 8:56 pm EDT
Extended Forecast for

3 Miles SSE Henderson Harbor NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. North wind around 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 55. Northeast wind around 7 mph.

    High: 55 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Showers, mainly after 2am. Low around 44. Northeast wind 5 to 11 mph becoming southeast after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Slight Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 62. South wind 14 to 16 mph becoming west in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 62 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Cloudy, with a low around 34. North wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 46. North wind around 14 mph, with gusts as high as 29 mph.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. West wind 5 to 9 mph.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 54. Southwest wind 7 to 13 mph.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. North wind around 10 mph.
Thursday
Partly sunny, with a high near 55. Northeast wind around 7 mph.
Thursday Night
Showers, mainly after 2am. Low around 44. Northeast wind 5 to 11 mph becoming southeast after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers and possibly a thunderstorm. High near 62. South wind 14 to 16 mph becoming west in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
Showers likely, mainly before 8pm. Cloudy, with a low around 34. North wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 46. North wind around 14 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 35. West wind 5 to 9 mph.
Sunday
Sunny, with a high near 54. Southwest wind 7 to 13 mph.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Henderson Harbor NY
 43.83°N 76.12°W (Elev. 466 ft)
Last Update:
7:57 pm EDT Oct 14, 2026
Forecast Valid:
9pm EDT Oct 14, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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