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

81°F

27°C

Humidity 42%
Wind Speed NW 7 mph
Barometer 30.17 in (1021.2 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 12 Jul 4:56 pm EDT
Extended Forecast for

3 Miles W Calcium NY

  • Tonight

    Tonight: Mostly clear, with a low around 59. Northwest wind around 5 mph becoming calm.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85. Southwest wind 6 to 11 mph.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 70. Southwest wind around 8 mph.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 90. Heat index values as high as 95. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 33 mph.

    High: 90 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms after 2am. Mostly clear, with a low around 71. Southwest wind 9 to 16 mph. Chance of precipitation is 20%.

    Low: 71 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. West wind 5 to 13 mph.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. West wind 5 to 7 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 82. Light west wind increasing to 8 to 13 mph in the morning.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 59. Northwest wind around 5 mph becoming calm.
Monday
Sunny, with a high near 85. Southwest wind 6 to 11 mph.
Monday Night
Partly cloudy, with a low around 70. Southwest wind around 8 mph.
Tuesday
Sunny and hot, with a high near 90. Heat index values as high as 95. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 33 mph.
Tuesday Night
A slight chance of showers and thunderstorms after 2am. Mostly clear, with a low around 71. Southwest wind 9 to 16 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 87. West wind 5 to 13 mph.
Wednesday Night
Partly cloudy, with a low around 62. West wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 82. Light west wind increasing to 8 to 13 mph in the morning.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 79.
Friday Night
A chance of showers. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Calcium NY
 44.04°N 75.9°W (Elev. 453 ft)
Last Update:
3:57 pm EDT Jul 12, 2026
Forecast Valid:
5pm EDT Jul 12, 2026-6pm EDT Jul 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation