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.

Partly Cloudy

32°F

0°C

Humidity 64%
Wind Speed SE 8 mph
Barometer 30.41 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 24 Mar 12:55 am CDT
Extended Forecast for

3 Miles S Walworth WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 28. South wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 50. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 50 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. South wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 66. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 66 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49. South southwest wind 5 to 10 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of rain showers, possibly mixing with snow after 10pm, then gradually ending. Some thunder is also possible. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 28. South wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
Mostly cloudy, with a high near 50. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 35. South wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Wednesday
Partly sunny, with a high near 66. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 49. South southwest wind 5 to 10 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 70.
Thursday Night
A chance of rain showers, possibly mixing with snow after 10pm, then gradually ending. Some thunder is also possible. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 42.
Friday Night
Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Walworth WI
 42.5°N 88.6°W
Last Update:
1:11 am CDT Mar 24, 2026
Forecast Valid:
1am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
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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