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

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast and Breezy

28°F

-2°C

Humidity 74%
Wind Speed N 21 mph
Barometer 29.71 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 10 Dec 11:45 am CST
Extended Forecast for

3 Miles S Walworth WI

  • This Afternoon

    This Afternoon: Cloudy, with a steady temperature around 27. North northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 27 °F

    Cloudy

  • Tonight

    Tonight: A chance of flurries with a slight chance of snow before midnight, then a chance of flurries after midnight. Cloudy, with a low around 13. Northwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    Low: 13 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 22. West northwest wind around 5 mph becoming south in the afternoon.

    High: 22 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 11. Calm wind.

    Low: 11 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow. Mostly cloudy, with a high near 23. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 23 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 1.

    Low: 1 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A 40 percent chance of snow. Mostly cloudy and cold, with a high near 6.

    High: 6 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -9.

    Low: -9 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and cold, with a high near 5.

    High: 5 °F

    Cold

Detailed Forecast

This Afternoon
Cloudy, with a steady temperature around 27. North northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tonight
A chance of flurries with a slight chance of snow before midnight, then a chance of flurries after midnight. Cloudy, with a low around 13. Northwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 22. West northwest wind around 5 mph becoming south in the afternoon.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 11. Calm wind.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 23. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 1.
Saturday
A 40 percent chance of snow. Mostly cloudy and cold, with a high near 6.
Saturday Night
Partly cloudy, with a low around -9.
Sunday
Sunny and cold, with a high near 5.
Sunday Night
Partly cloudy, with a low around -6.
Monday
Mostly sunny, with a high near 20.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 30.
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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:
12:11 pm CST Dec 10, 2025
Forecast Valid:
12pm CST Dec 10, 2025-6pm CST Dec 16, 2025
 
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