Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Partly Cloudy

41°F

5°C

Humidity 66%
Wind Speed NW 14 mph
Barometer 29.92 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 10 Feb 1:45 pm CST
Extended Forecast for

Beloit WI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 39. Northwest wind 10 to 15 mph.

    High: 39 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 23. Northwest wind around 10 mph.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 38. Northwest wind 5 to 10 mph.

    High: 38 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 21. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 21 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 40. Calm wind becoming south around 5 mph.

    High: 40 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 46. Calm wind becoming southwest around 5 mph in the morning.

    High: 46 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 39. Northwest wind 10 to 15 mph.
Tonight
Partly cloudy, with a low around 23. Northwest wind around 10 mph.
Wednesday
Sunny, with a high near 38. Northwest wind 5 to 10 mph.
Wednesday Night
Increasing clouds, with a low around 21. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 40. Calm wind becoming south around 5 mph.
Thursday Night
Mostly clear, with a low around 26. Calm wind.
Friday
Sunny, with a high near 46. Calm wind becoming southwest around 5 mph in the morning.
Friday Night
Mostly clear, with a low around 27. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 49.
Saturday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 33.
Sunday
A 20 percent chance of rain. Sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 30.
Washington's Birthday
Mostly cloudy, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Beloit WI
 42.52°N 89.02°W (Elev. 745 ft)
2:32 pm CST Feb 10, 2026
2pm CST Feb 10, 2026-6pm CST Feb 16, 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