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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Light Snow

19°F

-7°C

Humidity 73%
Wind Speed SW 8 mph
Barometer 30.08 in
Dewpoint 12°F (-11°C)
Visibility 7.00 mi
Wind Chill9°F (-13°C)
Last update 5 Feb 5:45 am CST
Extended Forecast for

Janesville WI

  • Today

    Today: A 50 percent chance of snow, mainly before 11am. Cloudy, with a high near 32. Southwest wind 5 to 15 mph.

    High: 32 °F

    Chance Snow
    then Cloudy

  • Tonight

    Tonight: Snow likely, mainly after 3am. Mostly cloudy, with a low around 25. West wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Cloudy then
    Snow Likely

  • Friday

    Friday: A 30 percent chance of snow, mainly before 9am. Mostly cloudy, with a high near 35. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 35 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Mostly clear, with a low around 5. Wind chill values between zero and 5. North wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 5 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 22. Calm wind becoming south around 5 mph in the afternoon.

    High: 22 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 17. South wind around 5 mph.

    Low: 17 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 34. South wind around 5 mph.

    High: 34 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. Southeast wind around 5 mph becoming calm.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

Detailed Forecast

Today
A 50 percent chance of snow, mainly before 11am. Cloudy, with a high near 32. Southwest wind 5 to 15 mph.
Tonight
Snow likely, mainly after 3am. Mostly cloudy, with a low around 25. West wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow, mainly before 9am. Mostly cloudy, with a high near 35. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 5. Wind chill values between zero and 5. North wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Saturday
Increasing clouds, with a high near 22. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 17. South wind around 5 mph.
Sunday
Mostly cloudy, with a high near 34. South wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 21. Southeast wind around 5 mph becoming calm.
Monday
Partly sunny, with a high near 44.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
A 30 percent chance of rain. Cloudy, with a low around 28.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Janesville WI
 42.67°N 89.04°W (Elev. 774 ft)
Last Update:
5:17 am CST Feb 5, 2026
Forecast Valid:
6am CST Feb 5, 2026-6pm CST Feb 11, 2026
 
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Additional Resources

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Chance of Precipitation