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

44°F

7°C

Humidity 96%
Wind Speed Calm
Barometer 29.97 in (1015.0 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 18 Apr 1:56 am EDT
Extended Forecast for

5 Miles SE Cape Vincent NY

  • Overnight

    Overnight: Partly cloudy, with a low around 42. Southwest wind 3 to 5 mph.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers after 5pm. Mostly sunny, with a high near 68. Breezy, with a south wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Breezy.
    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers. The rain could be heavy at times. Low around 35. West wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Heavy Rain
    then Showers
    Likely

  • Sunday

    Sunday: Rain and snow showers likely before 2pm, then a chance of rain showers between 2pm and 5pm, then a slight chance of rain and snow showers after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 44. Southwest wind 8 to 15 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. West wind 10 to 13 mph.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. North wind around 9 mph becoming west in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. West wind around 6 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 46. South wind 7 to 11 mph. Chance of precipitation is 30%.

    High: 46 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.

    Low: 35 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 42. Southwest wind 3 to 5 mph.
Saturday
A chance of showers after 5pm. Mostly sunny, with a high near 68. Breezy, with a south wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Showers. The rain could be heavy at times. Low around 35. West wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain and snow showers likely before 2pm, then a chance of rain showers between 2pm and 5pm, then a slight chance of rain and snow showers after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 44. Southwest wind 8 to 15 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
Partly cloudy, with a low around 28. West wind 10 to 13 mph.
Monday
Mostly sunny, with a high near 40. North wind around 9 mph becoming west in the afternoon.
Monday Night
Mostly clear, with a low around 27. West wind around 6 mph.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 46. South wind 7 to 11 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 51.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Mostly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 57.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Cape Vincent NY
 44.08°N 76.26°W (Elev. 308 ft)
Last Update:
1:58 am EDT Apr 18, 2026
Forecast Valid:
2am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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