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

42°F

6°C

Humidity 79%
Wind Speed S 7 mph
Barometer 29.90 in (1012.9 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 1 May 9:56 pm EDT
Extended Forecast for

Belleville NY

  • Tonight

    Tonight: A slight chance of showers before 2am. Mostly cloudy, with a low around 36. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 48. West wind 7 to 10 mph.

    High: 48 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Patchy frost after 1am. Otherwise, partly cloudy, with a low around 34. Southwest wind 3 to 5 mph.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Areas of frost before 7am. Otherwise, sunny, with a high near 50. West wind 6 to 13 mph.

    High: 50 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 41. South wind 6 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 60. Southwest wind 11 to 13 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 48. South wind 7 to 11 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely. Mostly cloudy, with a high near 60. South wind around 13 mph. Chance of precipitation is 60%.

    High: 60 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Showers
    Likely

Detailed Forecast

Tonight
A slight chance of showers before 2am. Mostly cloudy, with a low around 36. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 48. West wind 7 to 10 mph.
Saturday Night
Patchy frost after 1am. Otherwise, partly cloudy, with a low around 34. Southwest wind 3 to 5 mph.
Sunday
Areas of frost before 7am. Otherwise, sunny, with a high near 50. West wind 6 to 13 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 41. South wind 6 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 60. Southwest wind 11 to 13 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 48. South wind 7 to 11 mph. Chance of precipitation is 40%.
Tuesday
Showers likely. Mostly cloudy, with a high near 60. South wind around 13 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Wednesday
Showers likely. Mostly cloudy, with a high near 54. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 52. Chance of precipitation is 40%.
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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:
9:57 pm EDT May 1, 2026
Forecast Valid:
10pm EDT May 1, 2026-6pm EDT May 8, 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