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.

Fair

31°F

-1°C

Humidity 67%
Wind Speed W 9 mph
Barometer 30.09 in (1019.3 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 28 Feb 5:56 pm EST
Extended Forecast for

Watertown NY

  • Tonight

    Tonight: A chance of snow between 11pm and 4am. Increasing clouds, with a low around 10. West wind 7 to 10 mph becoming northeast after midnight. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 10 °F

    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 17. North wind 6 to 8 mph.

    High: 17 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -6. Light and variable wind.

    Low: -6 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 20. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 20 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 9. Light south wind increasing to 6 to 11 mph in the evening.

    Low: 9 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of snow showers before 1pm, then snow showers likely, possibly mixed with rain. Mostly cloudy, with a high near 35. South wind 8 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 35 °F

    Slight Chance
    Snow Showers
    then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Rain and snow showers likely, mainly before 1am. Mostly cloudy, with a low around 24. South wind 6 to 9 mph becoming north after midnight. Chance of precipitation is 70%.

    Low: 24 °F

    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Partly sunny, with a high near 39. North wind 5 to 7 mph becoming south in the afternoon.

    High: 39 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers after 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A chance of snow between 11pm and 4am. Increasing clouds, with a low around 10. West wind 7 to 10 mph becoming northeast after midnight. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Partly sunny, with a high near 17. North wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around -6. Light and variable wind.
Monday
Sunny, with a high near 20. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 9. Light south wind increasing to 6 to 11 mph in the evening.
Tuesday
A slight chance of snow showers before 1pm, then snow showers likely, possibly mixed with rain. Mostly cloudy, with a high near 35. South wind 8 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain and snow showers likely, mainly before 1am. Mostly cloudy, with a low around 24. South wind 6 to 9 mph becoming north after midnight. Chance of precipitation is 70%.
Wednesday
Partly sunny, with a high near 39. North wind 5 to 7 mph becoming south in the afternoon.
Wednesday Night
A chance of showers after 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Thursday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.
Thursday Night
Showers likely. Cloudy, with a low around 35. Chance of precipitation is 60%.
Friday
A chance of showers. Mostly cloudy, with a high near 48. Chance of precipitation is 50%.
Friday Night
A chance of showers. Cloudy, with a low around 36. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 48. Chance of precipitation is 50%.
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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:
3:58 pm EST Feb 28, 2026
Forecast Valid:
6pm EST Feb 28, 2026-6pm EST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation