Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99° N Lon: 76.02° W Elev: 325 ft.

Overcast

27°F

-3°C

Humidity 75%
Wind Speed NE 16 G 26 mph
Barometer 29.99 in (1016.1 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 23 Mar 8:56 am EDT
Detailed forecast for

Jefferson County

Today
Mostly cloudy. Highs ranging from the lower 30s on the tug hill to the mid 30s across the lower elevations. Northeast winds 10 to 15 mph, becoming north 5 to 10 mph.
Tonight
Mostly cloudy in the evening, then clearing. Lows 15 to 20. Light northwest winds.
Tuesday
Sunny in the morning, then becoming partly sunny. Highs in the mid 30s. Light winds, becoming southwest 10 to 15 mph.
Tuesday Night
Mostly cloudy. Lows in the mid 20s. Southwest winds 5 to 10 mph, becoming light.
Wednesday
Partly sunny. A chance of rain showers in the afternoon. Highs in the mid 40s. South winds 5 to 10 mph. Chance of rain 30 percent.
Wednesday Night
Rain showers likely. Lows in the lower 30s. Chance of rain 60 percent.
Thursday
Rain showers likely. Highs around 50. Chance of rain 60 percent.
Thursday Night
Rain and snow showers likely. Lows in the lower 20s. Chance of precipitation 70 percent.
Friday
Partly sunny with a 50 percent chance of snow and rain showers. Highs in the lower 30s.
Friday Night
Partly cloudy. Lows 10 to 15.
Saturday
Mostly sunny. Highs in the lower 30s.
Saturday Night
Partly cloudy. Lows 20 to 25.
Sunday
Partly sunny. Highs around 40.



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400 AM EDT Mon Mar 23 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database