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

48°F

9°C

Humidity 39%
Wind Speed NE 15 G 21 mph
Barometer 29.93 in (1013.8 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 24 Apr 11:56 am EDT
Extended Forecast for

3 Miles SSE Henderson Harbor NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 54. North wind around 7 mph.

    High: 54 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 37. East wind 5 to 9 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers. Mostly cloudy, with a high near 55. East wind 8 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 38. Southeast wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 58. Light and variable wind becoming northwest around 6 mph in the morning.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 63. Calm wind becoming north around 5 mph in the afternoon.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. Calm wind becoming southeast 5 to 9 mph after midnight.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 50%.

    High: 63 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 54. North wind around 7 mph.
Tonight
Partly cloudy, with a low around 37. East wind 5 to 9 mph.
Saturday
A chance of showers. Mostly cloudy, with a high near 55. East wind 8 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A slight chance of showers before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 38. Southeast wind 3 to 6 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 58. Light and variable wind becoming northwest around 6 mph in the morning.
Sunday Night
Mostly clear, with a low around 39. Calm wind.
Monday
Sunny, with a high near 63. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 45. Calm wind becoming southeast 5 to 9 mph after midnight.
Tuesday
A chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 57. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 54. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Henderson Harbor NY
 43.83°N 76.12°W (Elev. 466 ft)
Last Update:
9:57 am EDT Apr 24, 2026
Forecast Valid:
12pm EDT Apr 24, 2026-6pm EDT Apr 30, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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