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

39°F

4°C

Humidity 70%
Wind Speed NW 14 mph
Barometer 29.92 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 10 Feb 11:45 am CST
Extended Forecast for

2 Miles W Beloit WI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 40. Northwest wind 10 to 15 mph.

    High: 40 °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 22. Northwest wind around 5 mph becoming calm in the evening.

    Low: 22 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 41. Calm wind becoming south around 5 mph.

    High: 41 °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 40. 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 22. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 41. 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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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Beloit WI
 42.52°N 89.05°W (Elev. 751 ft)
Last Update:
12:21 pm CST Feb 10, 2026
Forecast Valid:
12pm CST Feb 10, 2026-6pm CST Feb 16, 2026
 
Forecast Discussion
 
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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