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

47°F

8°C

Humidity 41%
Wind Speed S 5 mph
Barometer 30.20 in (1023.0 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 29 Mar 9:56 pm EDT
Extended Forecast for

Watertown NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. South wind 6 to 13 mph.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers between 4pm and 5pm. Partly sunny, with a high near 53. Southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 53 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers after 2am. Mostly cloudy, with a low around 42. Southwest wind around 5 mph becoming east after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Rain. High near 58. Southeast wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 40. Southwest wind 10 to 13 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: A chance of showers before 2pm. Mostly cloudy, with a high near 50. West wind around 10 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. Northeast wind around 8 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain and snow showers likely, mainly after 2pm. Mostly cloudy, with a high near 45. Northeast wind around 9 mph. Chance of precipitation is 60%.

    High: 45 °F

    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Rain and snow showers likely before 8pm, then rain showers. Low around 35. Chance of precipitation is 80%.

    Low: 35 °F

    Rain/Snow
    then Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 39. South wind 6 to 13 mph.
Monday
A slight chance of showers between 4pm and 5pm. Partly sunny, with a high near 53. Southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 42. Southwest wind around 5 mph becoming east after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 58. Southeast wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain and possibly a thunderstorm. Low around 40. Southwest wind 10 to 13 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Wednesday
A chance of showers before 2pm. Mostly cloudy, with a high near 50. West wind around 10 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 30. Northeast wind around 8 mph.
Thursday
Rain and snow showers likely, mainly after 2pm. Mostly cloudy, with a high near 45. Northeast wind around 9 mph. Chance of precipitation is 60%.
Thursday Night
Rain and snow showers likely before 8pm, then rain showers. Low around 35. Chance of precipitation is 80%.
Friday
Showers likely. Mostly cloudy, with a high near 53. Chance of precipitation is 70%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.
Saturday
A chance of showers. Mostly cloudy, with a high near 56. Chance of precipitation is 30%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown NY
 43.98°N 75.91°W (Elev. 449 ft)
Last Update:
7:57 pm EDT Mar 29, 2026
Forecast Valid:
10pm EDT Mar 29, 2026-6pm EDT Apr 5, 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