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.

Partly Cloudy

66°F

19°C

Humidity 90%
Wind Speed Calm
Barometer 30.12 in (1019.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 Sep 8:56 pm EDT
Extended Forecast for

3 Miles SW Mannsville NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. Light north wind.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 68. North wind 5 to 10 mph.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 46. Northeast wind 5 to 7 mph.

    Low: 46 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 65. Northeast wind around 5 mph becoming light and variable in the morning.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 51. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 64. East wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48. Northeast wind around 7 mph.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 63. Northeast wind around 9 mph.

    High: 63 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 57. Light north wind.
Friday
Mostly sunny, with a high near 68. North wind 5 to 10 mph.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 46. Northeast wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 65. Northeast wind around 5 mph becoming light and variable in the morning.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 51. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 64. East wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Mostly cloudy, with a low around 48. Northeast wind around 7 mph.
Monday
Partly sunny, with a high near 63. Northeast wind around 9 mph.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Mannsville NY
 43.69°N 76.09°W (Elev. 463 ft)
Last Update:
7:57 pm EDT Sep 17, 2026
Forecast Valid:
9pm EDT Sep 17, 2026-6pm EDT Sep 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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