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.

Mostly Cloudy

59°F

15°C

Humidity 81%
Wind Speed W 10 mph
Barometer 29.90 in (1012.5 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 14 Oct 1:56 pm EDT
Extended Forecast for

Belleville NY

  • This Afternoon

    This Afternoon: A slight chance of showers before 3pm. Mostly cloudy, with a high near 59. West wind 11 to 13 mph. Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 41. Northwest wind around 10 mph becoming south after midnight.

    Low: 41 °F

    Decreasing
    Clouds

  • Thursday

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

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers, mainly after 2am. Low around 45. Northeast wind 5 to 13 mph becoming southeast after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Slight Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 62. Southeast wind 14 to 17 mph becoming west in the afternoon. Winds could gust as high as 32 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: A chance of showers before 2am. Cloudy, with a low around 34. North wind 11 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers

  • Saturday

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

    High: 46 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers before 3pm. Mostly cloudy, with a high near 59. West wind 11 to 13 mph. Chance of precipitation is 20%.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 41. Northwest wind around 10 mph becoming south after midnight.
Thursday
Mostly sunny, with a high near 55. Northeast wind around 7 mph.
Thursday Night
Showers, mainly after 2am. Low around 45. Northeast wind 5 to 13 mph becoming southeast after midnight. Winds could gust as high as 23 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. Southeast wind 14 to 17 mph becoming west in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
A chance of showers before 2am. Cloudy, with a low around 34. North wind 11 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 46. Northwest wind around 14 mph, with gusts as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 35. West wind 5 to 9 mph.
Sunday
Sunny, with a high near 54.
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.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Belleville NY
 43.78°N 76.1°W (Elev. 499 ft)
Last Update:
1:57 pm EDT Oct 14, 2026
Forecast Valid:
2pm EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation