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.

Mostly Cloudy

32°F

0°C

Humidity 80%
Wind Speed N 13 G 20 mph
Barometer 30.23 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 27 Mar 12:50 am CDT
Extended Forecast for

4 Miles WNW Beloit WI

  • Overnight

    Overnight: Partly cloudy, with a low around 26. Northeast wind around 15 mph.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44. North wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 22. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 48. Light southwest wind becoming south 10 to 15 mph in the morning.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. South wind around 15 mph.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 62. Southwest wind 10 to 15 mph.

    High: 62 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44. South wind 5 to 10 mph.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 70. Southeast wind 5 to 10 mph.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 26. Northeast wind around 15 mph.
Friday
Mostly sunny, with a high near 44. North wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 22. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight.
Saturday
Sunny, with a high near 48. Light southwest wind becoming south 10 to 15 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 37. South wind around 15 mph.
Sunday
Partly sunny, with a high near 62. Southwest wind 10 to 15 mph.
Sunday Night
Partly cloudy, with a low around 44. South wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 70. Southeast wind 5 to 10 mph.
Monday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 51.
Tuesday
A 50 percent chance of rain. Partly sunny, with a high near 72.
Tuesday Night
Rain and thunderstorms likely. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 60.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 41.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Beloit WI
 42.54°N 89.1°W (Elev. 889 ft)
Last Update:
11:57 pm CDT Mar 26, 2026
Forecast Valid:
1am CDT Mar 27, 2026-6pm CDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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