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.

Overcast

12°F

-11°C

Humidity 62%
Wind Speed N 14 mph
Barometer 30.41 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 30 Jan 12:45 pm CST
Extended Forecast for

Beloit WI

  • This Afternoon

    This Afternoon: A 40 percent chance of snow showers, mainly before 4pm. Partly sunny, with a high near 16. Wind chill values between zero and 5. North wind 10 to 15 mph.

    High: 16 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 5. Wind chill values between -5 and zero. Northwest wind around 10 mph.

    Low: 5 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 21. Wind chill values between -10 and zero. North wind 5 to 10 mph.

    High: 21 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 1. Calm wind.

    Low: 1 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of flurries after noon. Mostly sunny, with a high near 25. South wind 5 to 10 mph.

    High: 25 °F

    Chance
    Flurries

  • Sunday Night

    Sunday Night: A 30 percent chance of snow showers before midnight. Mostly cloudy, with a low around 17. Southwest wind around 5 mph.

    Low: 17 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 26. Northwest wind 5 to 10 mph.

    High: 26 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 14. Northwest wind around 5 mph becoming calm.

    Low: 14 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of snow showers. Mostly cloudy, with a high near 28.

    High: 28 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
A 40 percent chance of snow showers, mainly before 4pm. Partly sunny, with a high near 16. Wind chill values between zero and 5. North wind 10 to 15 mph.
Tonight
Mostly cloudy, with a low around 5. Wind chill values between -5 and zero. Northwest wind around 10 mph.
Saturday
Mostly sunny, with a high near 21. Wind chill values between -10 and zero. North wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 1. Calm wind.
Sunday
A chance of flurries after noon. Mostly sunny, with a high near 25. South wind 5 to 10 mph.
Sunday Night
A 30 percent chance of snow showers before midnight. Mostly cloudy, with a low around 17. Southwest wind around 5 mph.
Monday
Partly sunny, with a high near 26. Northwest wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 14. Northwest wind around 5 mph becoming calm.
Tuesday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 28.
Tuesday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 18.
Wednesday
A 20 percent chance of snow showers. Mostly cloudy, with a high near 27.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Mostly cloudy, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Beloit WI
 42.52°N 89.02°W (Elev. 745 ft)
Last Update:
1:01 pm CST Jan 30, 2026
Forecast Valid:
1pm CST Jan 30, 2026-6pm CST Feb 5, 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