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

61°F

16°C

Humidity 52%
Wind Speed S 18 G 39 mph
Barometer 29.88 in (1011.8 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 13 Apr 12:56 am EDT
Extended Forecast for

2 Miles WSW Henderson Harbor NY

  • Overnight

    Overnight: A chance of showers after 5am. Mostly cloudy, with a low around 47. Breezy, with a south wind around 21 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: Showers, mainly before 1pm. High near 58. South wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 46. West wind 5 to 10 mph becoming light southwest after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 62. Southeast wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 49. South wind 7 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 60. Southwest wind 7 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely. Cloudy, with a low around 50. South wind around 6 mph. Chance of precipitation is 70%.

    Low: 50 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 64. South wind 8 to 10 mph. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers before 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Overnight
A chance of showers after 5am. Mostly cloudy, with a low around 47. Breezy, with a south wind around 21 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers, mainly before 1pm. High near 58. South wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 46. West wind 5 to 10 mph becoming light southwest after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 62. Southeast wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm. Low around 49. South wind 7 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 60. Southwest wind 7 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely. Cloudy, with a low around 50. South wind around 6 mph. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 64. South wind 8 to 10 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 47.
Saturday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 58. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Henderson Harbor NY
 43.85°N 76.18°W (Elev. 400 ft)
Last Update:
9:58 pm EDT Apr 12, 2026
Forecast Valid:
1am EDT Apr 13, 2026-6pm EDT Apr 19, 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