National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Overcast

44°F

7°C

Humidity 96%
Wind Speed N 3 mph
Barometer 29.74 in (1007.2 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 31 Mar 8:56 pm EDT
Extended Forecast for

Henderson NY

Flood Watch March 31, 09:46pm until April 1, 08:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 31, 09:46pm until April 1, 08:00pm

    NOW until 8:00pm Wed

    Flood Watch

  • Tonight

    Low: 36 °F

    Heavy Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 44. North wind around 7 mph.

    High: 44 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 33. Northeast wind around 8 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Showers, mainly after 8am. High near 51. Northeast wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 45. Breezy, with a south wind 13 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 63. Breezy, with a south wind 15 to 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Showers
    Likely and
    Breezy

  • Friday Night

    Friday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 41. Southwest wind 6 to 11 mph becoming northwest after midnight. Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers after 2pm. Mostly cloudy, with a high near 62. East wind 7 to 9 mph. Chance of precipitation is 50%.

    High: 62 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 2am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 36. South wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Mostly cloudy, with a high near 44. North wind around 7 mph.
Wednesday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 33. Northeast wind around 8 mph. Chance of precipitation is 20%.
Thursday
Showers, mainly after 8am. High near 51. Northeast wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Showers likely, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 45. Breezy, with a south wind 13 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 63. Breezy, with a south wind 15 to 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 41. Southwest wind 6 to 11 mph becoming northwest after midnight. Chance of precipitation is 30%.
Saturday
A chance of showers after 2pm. Mostly cloudy, with a high near 62. East wind 7 to 9 mph. Chance of precipitation is 50%.
Saturday Night
Showers, mainly after 8pm. Low around 41. Chance of precipitation is 80%.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 50. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Partly sunny, with a high near 45.
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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:
8:03 pm EDT Mar 31, 2026
Forecast Valid:
9pm EDT Mar 31, 2026-6pm EDT Apr 7, 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