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.

A Few Clouds

69°F

21°C

Humidity 78%
Wind Speed SW 7 mph
Barometer 30.23 in (1023.3 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 8 Sep 9:56 am EDT
Extended Forecast for

Cape Vincent NY

  • Today

    Today: Partly sunny, with a high near 75. Light and variable wind becoming northwest around 5 mph.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 66. Calm wind becoming south around 6 mph after midnight.

    Low: 66 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 5pm. High near 75. South wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 75 °F

    Showers
    Likely then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 11pm, then showers between 11pm and 2am. Low around 66. West wind 10 to 17 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.

    Low: 66 °F

    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 73. West wind 10 to 15 mph.

    High: 73 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55. West wind 6 to 11 mph becoming north after midnight.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 69. North wind around 6 mph becoming west in the afternoon.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. South wind 3 to 5 mph.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 75. Light and variable wind becoming northwest around 5 mph.
Tonight
Mostly cloudy, with a low around 66. Calm wind becoming south around 6 mph after midnight.
Wednesday
Showers, with thunderstorms also possible after 5pm. High near 75. South wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 11pm, then showers between 11pm and 2am. Low around 66. West wind 10 to 17 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.
Thursday
Partly sunny, with a high near 73. West wind 10 to 15 mph.
Thursday Night
Partly cloudy, with a low around 55. West wind 6 to 11 mph becoming north after midnight.
Friday
Sunny, with a high near 69. North wind around 6 mph becoming west in the afternoon.
Friday Night
Mostly clear, with a low around 57. South wind 3 to 5 mph.
Saturday
Sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cape Vincent NY
 44.13°N 76.34°W (Elev. 246 ft)
Last Update:
9:57 am EDT Sep 8, 2026
Forecast Valid:
10am EDT Sep 8, 2026-6pm EDT Sep 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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