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

31°F

-1°C

Humidity 79%
Wind Speed Calm
Barometer 30.08 in (1019.1 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 20 Mar 2:56 am EDT
Extended Forecast for

Watertown NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 25. Light southwest wind.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: Rain, possibly mixed with snow, becoming all rain after 2pm. High near 41. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26. North wind around 6 mph.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 39. Northwest wind around 6 mph.

    High: 39 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of snow before 2am, then rain and snow likely. Mostly cloudy, with a low around 30. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Slight Chance
    Snow then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Rain and snow likely before 11am, then rain likely between 11am and 2pm, then a chance of rain and snow after 2pm. Mostly cloudy, with a high near 40. South wind 6 to 8 mph becoming north in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 40 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: A chance of rain showers before 11pm, then a chance of rain and snow showers between 11pm and 2am, then a chance of snow showers after 2am. Mostly cloudy, with a low around 24. Northeast wind around 9 mph. Chance of precipitation is 40%.

    Low: 24 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A chance of snow showers before 2pm. Mostly cloudy, with a high near 34. North wind around 10 mph. Chance of precipitation is 30%.

    High: 34 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 25. Light southwest wind.
Friday
Rain, possibly mixed with snow, becoming all rain after 2pm. High near 41. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 26. North wind around 6 mph.
Saturday
Partly sunny, with a high near 39. Northwest wind around 6 mph.
Saturday Night
A slight chance of snow before 2am, then rain and snow likely. Mostly cloudy, with a low around 30. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain and snow likely before 11am, then rain likely between 11am and 2pm, then a chance of rain and snow after 2pm. Mostly cloudy, with a high near 40. South wind 6 to 8 mph becoming north in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of rain showers before 11pm, then a chance of rain and snow showers between 11pm and 2am, then a chance of snow showers after 2am. Mostly cloudy, with a low around 24. Northeast wind around 9 mph. Chance of precipitation is 40%.
Monday
A chance of snow showers before 2pm. Mostly cloudy, with a high near 34. North wind around 10 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Wednesday
A chance of snow showers. Partly sunny, with a high near 36. Chance of precipitation is 30%.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.
Thursday
A chance of rain and snow showers. Mostly cloudy, with a high near 44. 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:
2:22 am EDT Mar 20, 2026
Forecast Valid:
3am EDT Mar 20, 2026-6pm EDT Mar 26, 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