Current conditions at

Watertown, Watertown International Airport (KART)

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

Fair

-10°F

-23°C

Humidity 81%
Wind Speed Calm
Barometer 29.98 in (1016.7 mb)
Dewpoint -14°F (-26°C)
Visibility 10.00 mi
Last update 27 Jan 2:56 am EST
Detailed forecast for

Jefferson County

Overnight
Mostly cloudy. Snow showers likely late. Additional accumulation an inch or less. Lows zero to 5 below. Light winds. Chance of snow 70 percent.
Tuesday
Lake effect snow, with areas of blowing snow in the afternoon. Snow may be heavy at times in the afternoon. Additional accumulation 3 to 5 inches in the most persistent snows. Windy, cold with highs ranging from around 10 above on the tug hill to 15 to 20 across the lower elevations. South winds 5 to 10 mph, becoming southwest 10 to 15 mph with gusts up to 30 mph. Chance of snow near 100 percent.
Tuesday Night
Lake effect snow in the evening. Snow may be heavy at times in the evening. Additional accumulation 1 to 3 inches in the most persistent snows. Cold with lows zero to 5 below. Southwest winds 5 to 10 mph, becoming light. Chance of snow near 100 percent.
Wednesday
Partly sunny in the morning, then mostly cloudy with lake effect snow in the afternoon. Cold with highs 15 to 20. Light winds. Chance of snow 90 percent.
Wednesday Night
Lake effect snow. Snow may be heavy at times. Lows zero to 5 above. Light winds. Chance of snow 90 percent.
Thursday
Partly sunny with a 50 percent chance of snow showers. Highs 10 to 15.
Thursday Night
Partly cloudy. Lows 10 below to 15 below zero.
Friday
Partly sunny with a 30 percent chance of snow showers. Highs 5 to 10 above.
Friday Night
Mostly cloudy with a 30 percent chance of snow showers. Lows zero to 5 below.
Saturday
Partly sunny. Highs 10 to 15.
Saturday Night
Partly cloudy. Lows zero to 5 below.
Sunday
Mostly sunny. Highs 15 to 20.
Sunday Night
Partly cloudy. Lows zero to 5 above.
Monday
Mostly sunny. Highs in the lower 20s.



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210 AM EST Tue Jan 27 2026
 
 

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