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

13°F

-11°C

Humidity 96%
Wind Speed S 3 mph
Barometer 30.58 in (1036.5 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 8 Apr 5:56 am EDT
Extended Forecast for

2 Miles ENE Henderson Harbor NY

  • Today

    Today: Sunny, with a high near 46. South wind 5 to 7 mph becoming calm in the afternoon.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. South wind 6 to 15 mph.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers after 2pm. Mostly sunny, with a high near 58. South wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 58 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 41. South wind 8 to 14 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Slight Chance
    Showers

  • Friday

    Friday: Showers likely after 8am. Mostly cloudy, with a high near 49. South wind around 6 mph becoming west in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers before 2am. Mostly cloudy, with a low around 34. West wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Northwest wind 6 to 8 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. Southwest wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 46. South wind 5 to 7 mph becoming calm in the afternoon.
Tonight
Mostly clear, with a low around 36. South wind 6 to 15 mph.
Thursday
A slight chance of showers after 2pm. Mostly sunny, with a high near 58. South wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 41. South wind 8 to 14 mph. Chance of precipitation is 20%.
Friday
Showers likely after 8am. Mostly cloudy, with a high near 49. South wind around 6 mph becoming west in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 34. West wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 47. Northwest wind 6 to 8 mph.
Saturday Night
Mostly clear, with a low around 33. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 58.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Monday
A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 40%.
Monday Night
Showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Tuesday
Showers likely. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Henderson Harbor NY
 43.87°N 76.12°W (Elev. 390 ft)
Last Update:
3:58 am EDT Apr 8, 2026
Forecast Valid:
6am EDT Apr 8, 2026-6pm EDT Apr 14, 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