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

37°F

3°C

Humidity 93%
Wind Speed NE 9 mph
Barometer 30.12 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 18 Nov 8:45 pm CST
Extended Forecast for

5 Miles SSW Janesville WI

  • Tonight

    Tonight: Cloudy, with a low around 36. Northeast wind 5 to 10 mph.

    Low: 36 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 45. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 45 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain. Mostly cloudy, with a high near 55. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 55 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. West wind around 5 mph becoming north after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49. North wind around 5 mph.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 26. North wind around 5 mph becoming calm in the evening.

    Low: 26 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 50. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 36. Northeast wind 5 to 10 mph.
Wednesday
Cloudy, with a high near 45. Northeast wind around 5 mph becoming southeast in the afternoon.
Wednesday Night
Cloudy, with a low around 37. Calm wind.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 55. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 32. West wind around 5 mph becoming north after midnight.
Friday
Mostly sunny, with a high near 49. North wind around 5 mph.
Friday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 26. North wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 50. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 54.
Monday Night
A 20 percent chance of rain. Partly cloudy, with a low around 33.
Tuesday
A 30 percent chance of rain. Partly sunny, with a high near 50.
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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:
9:07 pm CST Nov 18, 2025
Forecast Valid:
9pm CST Nov 18, 2025-6pm CST Nov 25, 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