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

29°F

-2°C

Humidity 92%
Wind Speed Calm
Barometer 30.33 in (1027.7 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 25 Mar 6:56 am EDT
Extended Forecast for

3 Miles ENE Henderson Harbor NY

  • Today

    Today: Partly sunny, with a high near 45. North wind around 5 mph becoming calm.

    High: 45 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers before 11pm, then a chance of showers after midnight. Mostly cloudy, with a low around 38. East wind 6 to 14 mph becoming south after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers, mainly after 2pm. High near 54. Southwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Rain showers before 2am, then a slight chance of rain and snow showers. Low around 22. Southwest wind 8 to 13 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Showers then
    Rain/Snow
    Likely

  • Friday

    Friday: Sunny, with a high near 31. North wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 31 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17. North wind around 7 mph.

    Low: 17 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 33. West wind 5 to 13 mph.

    High: 33 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23. West wind around 9 mph.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 45. North wind around 5 mph becoming calm.
Tonight
A chance of showers before 11pm, then a chance of showers after midnight. Mostly cloudy, with a low around 38. East wind 6 to 14 mph becoming south after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers, mainly after 2pm. High near 54. Southwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain showers before 2am, then a slight chance of rain and snow showers. Low around 22. Southwest wind 8 to 13 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday
Sunny, with a high near 31. North wind 11 to 15 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 17. North wind around 7 mph.
Saturday
Partly sunny, with a high near 33. West wind 5 to 13 mph.
Saturday Night
Partly cloudy, with a low around 23. West wind around 9 mph.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
A chance of showers. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow showers. Mostly cloudy, with a high near 46. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Henderson Harbor NY
 43.87°N 76.12°W (Elev. 390 ft)
Last Update:
3:58 am EDT Mar 25, 2026
Forecast Valid:
7am EDT Mar 25, 2026-6pm EDT Mar 31, 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