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.

Light Rain

47°F

8°C

Humidity 80%
Wind Speed SE 3 mph
Barometer 29.94 in (1014.0 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 13 May 3:56 am EDT
Extended Forecast for

Belleville NY

  • Overnight

    Overnight: Showers. Low around 44. Southeast wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 62. South wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 62 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers after midnight. Mostly cloudy, with a low around 44. Southwest wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 55. Light and variable wind becoming west around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 55 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 45. West wind 3 to 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 63. North wind 5 to 9 mph becoming west in the afternoon.

    High: 63 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. South wind 3 to 7 mph.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers after 2pm. Mostly sunny, with a high near 72. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 72 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 8pm. Partly cloudy, with a low around 51. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers then
    Mostly Clear

Detailed Forecast

Overnight
Showers. Low around 44. Southeast wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 62. South wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers after midnight. Mostly cloudy, with a low around 44. Southwest wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 55. Light and variable wind becoming west around 6 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 45. West wind 3 to 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 63. North wind 5 to 9 mph becoming west in the afternoon.
Friday Night
Partly cloudy, with a low around 48. South wind 3 to 7 mph.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 72. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers before 8pm. Partly cloudy, with a low around 51. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Partly sunny, with a high near 80.
Monday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Belleville NY
 43.78°N 76.13°W (Elev. 443 ft)
Last Update:
3:57 am EDT May 13, 2026
Forecast Valid:
4am EDT May 13, 2026-6pm EDT May 19, 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