Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

9°F

-13°C

Humidity 85%
Wind Speed NW 5 mph
Barometer 30.44 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 4 Feb 9:45 am CST
Extended Forecast for

Beloit WI

  • Today

    Today: Sunny, with a high near 25. Calm wind becoming northwest around 5 mph.

    High: 25 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 11. Calm wind becoming southwest around 5 mph after midnight.

    Low: 11 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 20 percent chance of snow before noon.  Mostly cloudy, with a high near 32. Southwest wind 5 to 10 mph.

    High: 32 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of freezing rain after midnight.  Mostly cloudy, with a low around 27. West wind 5 to 10 mph.  Chance of precipitation is 30%.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Freezing Rain

  • Friday

    Friday: Mostly cloudy, with a high near 38. Northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 38 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 11. North wind 5 to 10 mph.

    Low: 11 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 28. North wind around 5 mph becoming southeast in the afternoon.

    High: 28 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 21. South wind 5 to 10 mph.

    Low: 21 °F

    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 25. Calm wind becoming northwest around 5 mph.
Tonight
Increasing clouds, with a low around 11. Calm wind becoming southwest around 5 mph after midnight.
Thursday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 32. Southwest wind 5 to 10 mph.
Thursday Night
A chance of freezing rain after midnight. Mostly cloudy, with a low around 27. West wind 5 to 10 mph. Chance of precipitation is 30%.
Friday
Mostly cloudy, with a high near 38. Northwest wind around 15 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 11. North wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 28. North wind around 5 mph becoming southeast in the afternoon.
Saturday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 21. South wind 5 to 10 mph.
Sunday
Partly sunny, with a high near 33.
Sunday Night
Mostly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Beloit WI
 42.52°N 89.02°W (Elev. 745 ft)
9:46 am CST Feb 4, 2026
10am CST Feb 4, 2026-6pm CST Feb 10, 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