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.

Fair

5°F

-15°C

Humidity 72%
Wind Speed NW 7 mph
Barometer 30.21 in
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-7°F (-22°C)
Last update 28 Jan 7:45 pm CST
Extended Forecast for

2 Miles W Beloit WI

  • Tonight

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

    Low: -5 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 13. Wind chill values between -10 and zero. Northwest wind around 5 mph.

    High: 13 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -2. Wind chill values between -10 and -15. Calm wind becoming north around 5 mph after midnight.

    Low: -2 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 15. Wind chill values between -5 and -15. North wind 5 to 15 mph.

    High: 15 °F

    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 4. Northwest wind around 10 mph.

    Low: 4 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 19. North wind 5 to 10 mph.

    High: 19 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 3. Northwest wind around 5 mph becoming calm in the evening.

    Low: 3 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of snow after noon. Mostly sunny, with a high near 24. Southwest wind around 5 mph.

    High: 24 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around -5. Wind chill values between -5 and -10. Northwest wind around 5 mph.
Thursday
Sunny, with a high near 13. Wind chill values between -10 and zero. Northwest wind around 5 mph.
Thursday Night
Mostly clear, with a low around -2. Wind chill values between -10 and -15. Calm wind becoming north around 5 mph after midnight.
Friday
A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 15. Wind chill values between -5 and -15. North wind 5 to 15 mph.
Friday Night
Partly cloudy, with a low around 4. Northwest wind around 10 mph.
Saturday
Mostly sunny, with a high near 19. North wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 3. Northwest wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 24. Southwest wind around 5 mph.
Sunday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 14.
Monday
Mostly cloudy, with a high near 28.
Monday Night
Mostly cloudy, with a low around 13.
Tuesday
Partly sunny, with a high near 27.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 18.
Wednesday
A 30 percent chance of snow. Mostly cloudy, with a high near 29.
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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:
7:33 pm CST Jan 28, 2026
Forecast Valid:
8pm CST Jan 28, 2026-6pm CST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

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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