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

18°F

-8°C

Humidity 45%
Wind Speed Calm
Barometer 30.34 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Last update 4 Dec 1:45 pm CST
Extended Forecast for

2 Miles SW Avalon WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 12. Wind chill values between -10 and zero. South wind around 5 mph.

    High: 12 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a temperature rising to around 7 by 5am. Wind chill values between -10 and -15. South wind 5 to 10 mph.

    Low: 0 °F⇑

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 25. Wind chill values between -5 and 5. Southwest wind 10 to 15 mph.

    High: 25 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow and freezing rain before midnight. Mostly cloudy, with a low around 17. Southwest wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 40%.

    Low: 17 °F

    Chance Wintry
    Mix then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 24. Northwest wind around 5 mph becoming north in the afternoon.

    High: 24 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 10. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 10 °F

    Chance Snow
    then Snow
    Likely

  • Sunday

    Sunday: A 30 percent chance of snow before noon. Partly sunny, with a high near 19. North wind 5 to 10 mph.

    High: 19 °F

    Chance Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -4. North wind 5 to 10 mph becoming light in the evening.

    Low: -4 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of snow after noon. Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny
    then Slight
    Chance Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 12. Wind chill values between -10 and zero. South wind around 5 mph.
Tonight
Partly cloudy, with a temperature rising to around 7 by 5am. Wind chill values between -10 and -15. South wind 5 to 10 mph.
Friday
Partly sunny, with a high near 25. Wind chill values between -5 and 5. Southwest wind 10 to 15 mph.
Friday Night
A chance of snow and freezing rain before midnight. Mostly cloudy, with a low around 17. Southwest wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 24. Northwest wind around 5 mph becoming north in the afternoon.
Saturday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 10. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday
A 30 percent chance of snow before noon. Partly sunny, with a high near 19. North wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around -4. North wind 5 to 10 mph becoming light in the evening.
Monday
A 20 percent chance of snow after noon. Partly sunny, with a high near 20.
Monday Night
Snow likely. Cloudy, with a temperature falling to near 14 by 8pm, then rising to around 22 during the remainder of the night. Chance of precipitation is 70%.
Tuesday
A 30 percent chance of snow. Mostly cloudy, with a high near 29.
Tuesday Night
Snow likely. Cloudy, with a low around 17. Chance of precipitation is 70%.
Wednesday
Snow likely. Mostly cloudy, with a high near 29. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Avalon WI
 42.64°N 88.86°W (Elev. 991 ft)
Last Update:
2:16 pm CST Dec 4, 2025
Forecast Valid:
2pm CST Dec 4, 2025-6pm CST Dec 10, 2025
 
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