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.

Fog/Mist

54°F

12°C

Humidity 97%
Wind Speed Calm
Barometer 29.87 in (1011.1 mb)
Dewpoint 53°F (12°C)
Visibility 5.00 mi
Last update 12 Oct 2:56 am EDT
Extended Forecast for

Belleville NY

  • Overnight

    Overnight: Areas of fog. Otherwise, cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Areas Fog

  • Columbus Day

    Columbus Day: Patchy fog before 8am. Otherwise, cloudy, with a high near 62. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 62 °F

    Patchy Fog
    then Cloudy

  • Monday Night

    Monday Night: A chance of showers, with thunderstorms also possible after 5am. Cloudy, with a low around 54. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 68. South wind 7 to 11 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 68 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am. Low around 51. Southwest wind around 7 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 59. West wind 5 to 8 mph.

    High: 59 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45. Calm wind becoming north around 6 mph after midnight.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 57. North wind around 7 mph.

    High: 57 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Overnight
Areas of fog. Otherwise, cloudy, with a low around 52. Calm wind.
Columbus Day
Patchy fog before 8am. Otherwise, cloudy, with a high near 62. Calm wind becoming west 5 to 8 mph in the afternoon.
Monday Night
A chance of showers, with thunderstorms also possible after 5am. Cloudy, with a low around 54. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and possibly a thunderstorm. High near 68. South wind 7 to 11 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am. Low around 51. Southwest wind around 7 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly cloudy, with a high near 59. West wind 5 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 45. Calm wind becoming north around 6 mph after midnight.
Thursday
Mostly sunny, with a high near 57. North wind around 7 mph.
Thursday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Friday
Showers. High near 58. Chance of precipitation is 90%.
Friday Night
Rain and snow showers likely. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 45. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Sunny, with a high near 52.
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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:
2:22 am EDT Oct 12, 2026
Forecast Valid:
3am EDT Oct 12, 2026-6pm EDT Oct 18, 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