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.

Fog/Mist

28°F

-2°C

Humidity 86%
Wind Speed W 9 mph
Barometer 29.72 in
Dewpoint 25°F (-4°C)
Visibility 5.00 mi
Wind Chill19°F (-7°C)
Last update 9 Dec 10:45 am CST
Extended Forecast for

2 Miles SW Avalon WI

  • This Afternoon

    This Afternoon: A 40 percent chance of snow, mainly after 5pm. Cloudy, with a high near 32. West wind around 10 mph becoming south.

    High: 32 °F

    Chance Snow

  • Tonight

    Tonight: Rain and snow before 10pm, then rain likely between 10pm and 2am, then rain and snow likely after 2am. Low around 27. Breezy, with a south wind 10 to 20 mph becoming northwest after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Breezy.
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Snow likely, mainly before 7am. Mostly cloudy, with a temperature falling to around 24 by 5pm. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 30 °F⇓

    Blustery.
    Snow Likely
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 6. Wind chill values between zero and 5. Northwest wind 5 to 10 mph.

    Low: 6 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Partly sunny, with a high near 19. West wind around 5 mph.

    High: 19 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 5. West wind around 5 mph.

    Low: 5 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow. Mostly cloudy, with a high near 21. West wind 5 to 15 mph.

    High: 21 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -3. Northwest wind 10 to 15 mph.

    Low: -3 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow. Mostly cloudy and cold, with a high near 5.

    High: 5 °F

    Chance Snow

Detailed Forecast

This Afternoon
A 40 percent chance of snow, mainly after 5pm. Cloudy, with a high near 32. West wind around 10 mph becoming south.
Tonight
Rain and snow before 10pm, then rain likely between 10pm and 2am, then rain and snow likely after 2am. Low around 27. Breezy, with a south wind 10 to 20 mph becoming northwest after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely, mainly before 7am. Mostly cloudy, with a temperature falling to around 24 by 5pm. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly cloudy, with a low around 6. Wind chill values between zero and 5. Northwest wind 5 to 10 mph.
Thursday
A 20 percent chance of snow after noon. Partly sunny, with a high near 19. West wind around 5 mph.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 5. West wind around 5 mph.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 21. West wind 5 to 15 mph.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -3. Northwest wind 10 to 15 mph.
Saturday
A 40 percent chance of snow. Mostly cloudy and cold, with a high near 5.
Saturday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around -10.
Sunday
Mostly sunny and cold, with a high near 5.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -6.
Monday
A 20 percent chance of snow. Mostly cloudy, with a high near 19.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Avalon WI
 42.64°N 88.86°W (Elev. 991 ft)
Last Update:
11:42 am CST Dec 9, 2025
Forecast Valid:
12pm CST Dec 9, 2025-6pm CST Dec 15, 2025
 
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