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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

19°F

-7°C

Humidity 73%
Wind Speed SW 8 mph
Barometer 30.09 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill9°F (-13°C)
Last update 5 Feb 5:15 am CST
Extended Forecast for

5 Miles SSW Janesville WI

  • Overnight

    Overnight: A 20 percent chance of snow. Cloudy, with a steady temperature around 17. Southwest wind around 5 mph.

    Low: 17 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A 50 percent chance of snow, mainly before 11am. Cloudy, with a high near 32. Southwest wind 5 to 15 mph.

    High: 32 °F

    Chance Snow
    then Cloudy

  • Thursday Night

    Thursday Night: Snow likely, mainly after 3am. Mostly cloudy, with a low around 25. West wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Cloudy then
    Snow Likely

  • Friday

    Friday: A 30 percent chance of snow, mainly before 9am. Mostly cloudy, with a high near 36. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 36 °F

    Chance Snow
    then Mostly
    Cloudy and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 5. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 5 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 22. Calm wind becoming south around 5 mph in the afternoon.

    High: 22 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 17. South wind 5 to 10 mph.

    Low: 17 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 34. South wind 5 to 10 mph.

    High: 34 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow. Cloudy, with a steady temperature around 17. Southwest wind around 5 mph.
Thursday
A 50 percent chance of snow, mainly before 11am. Cloudy, with a high near 32. Southwest wind 5 to 15 mph.
Thursday Night
Snow likely, mainly after 3am. Mostly cloudy, with a low around 25. West wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow, mainly before 9am. Mostly cloudy, with a high near 36. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 5. North wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
Increasing clouds, with a high near 22. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 17. South wind 5 to 10 mph.
Sunday
Mostly cloudy, with a high near 34. South wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Partly sunny, with a high near 43.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
A 30 percent chance of rain. Cloudy, with a low around 28.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Janesville WI
 42.63°N 89.04°W (Elev. 804 ft)
Last Update:
5:17 am CST Feb 5, 2026
Forecast Valid:
5am CST Feb 5, 2026-6pm CST Feb 11, 2026
 
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