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

50°F

10°C

Humidity 77%
Wind Speed N 6 mph
Barometer 30.16 in (1021.2 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 14 Oct 11:56 pm EDT
Extended Forecast for

3 Miles ENE Henderson Harbor NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 41. North wind around 9 mph.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 55. Northeast wind 6 to 8 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 21 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 63. 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: 63 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Cloudy, with a low around 35. North wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Northwest wind around 14 mph, with gusts as high as 29 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. West wind 5 to 9 mph.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 54. Southwest wind 7 to 14 mph.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 41. North wind around 9 mph.
Thursday
Partly sunny, with a high near 55. Northeast wind 6 to 8 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 21 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 63. 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 35. North wind 13 to 15 mph, with gusts as high as 30 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 47. Northwest wind around 14 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 36. West wind 5 to 9 mph.
Sunday
Sunny, with a high near 54. Southwest wind 7 to 14 mph.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 60.
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 ENE Henderson Harbor NY
 43.87°N 76.12°W (Elev. 390 ft)
Last Update:
9:57 pm EDT Oct 14, 2026
Forecast Valid:
12am EDT Oct 15, 2026-6pm EDT Oct 21, 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