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

43°F

6°C

Humidity 58%
Wind Speed W 13 mph
Barometer 29.95 in (1014.5 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 1 Nov 1:56 pm EDT
Extended Forecast for

Henderson NY

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 46. West wind 11 to 13 mph.

    High: 46 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 50. Light and variable wind becoming southwest 5 to 8 mph in the morning.

    High: 50 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38. South wind 5 to 9 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Showers, mainly after 2pm. High near 57. Breezy, with a southwest wind 14 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers, mainly before 2am. Low around 41. Breezy, with a west wind 13 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Showers and
    Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54. West wind 11 to 16 mph, with gusts as high as 28 mph.

    High: 54 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. West wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.

    High: 52 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 46. West wind 11 to 13 mph.
Tonight
Mostly cloudy, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 50. Light and variable wind becoming southwest 5 to 8 mph in the morning.
Sunday Night
Partly cloudy, with a low around 38. South wind 5 to 9 mph.
Monday
Showers, mainly after 2pm. High near 57. Breezy, with a southwest wind 14 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers, mainly before 2am. Low around 41. Breezy, with a west wind 13 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 54. West wind 11 to 16 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly cloudy, with a low around 40. West wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 35. Chance of precipitation is 70%.
Thursday
A chance of showers. Mostly sunny, with a high near 48. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
A chance of showers. Mostly cloudy, with a high near 53. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Henderson NY
 43.79°N 76.19°W (Elev. 308 ft)
Last Update:
1:36 pm EDT Nov 1, 2025
Forecast Valid:
2pm EDT Nov 1, 2025-6pm EST Nov 7, 2025
 
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