National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

21°F

-6°C

Humidity 74%
Wind Speed Calm
Barometer 30.27 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 23 Feb 10:15 pm CST
Extended Forecast for

4 Miles WNW Clinton WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 17. Light southeast wind becoming south 5 to 10 mph after midnight.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow showers before 4pm, then a chance of rain and snow showers between 4pm and 5pm, then snow showers likely after 5pm. Mostly cloudy, with a high near 40. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 35 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 40 °F

    Breezy.
    Mostly Cloudy
    then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow showers before 9pm. Partly cloudy, with a low around 19. West wind around 15 mph.

    Low: 19 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 31. West wind 5 to 15 mph.

    High: 31 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 18. West wind around 5 mph becoming calm in the evening.

    Low: 18 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 39. East wind 5 to 10 mph becoming west in the afternoon.

    High: 39 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 25. Southwest wind 5 to 10 mph.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 54. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 54 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 17. Light southeast wind becoming south 5 to 10 mph after midnight.
Tuesday
A chance of snow showers before 4pm, then a chance of rain and snow showers between 4pm and 5pm, then snow showers likely after 5pm. Mostly cloudy, with a high near 40. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 35 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday Night
A 30 percent chance of snow showers before 9pm. Partly cloudy, with a low around 19. West wind around 15 mph.
Wednesday
Sunny, with a high near 31. West wind 5 to 15 mph.
Wednesday Night
A 30 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 18. West wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 39. East wind 5 to 10 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 25. Southwest wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 54. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Partly cloudy, with a low around 26.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 16.
Sunday
A 40 percent chance of snow. Partly sunny, with a high near 29.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 17.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Clinton WI
 42.58°N 88.92°W (Elev. 797 ft)
Last Update:
8:32 pm CST Feb 23, 2026
Forecast Valid:
10pm CST Feb 23, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation