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.

Smoke Haze

26°C

79°F

Humidity 54%
Wind Speed W 9 km/h
Barometer 30.04 in
Dewpoint 16°C (61°F)
Visibility 6 km
Heat Index27°C (80°F)
Last update 13 Jul 1:45 pm CDT
Extended Forecast for

5 Miles S Janesville WI

  • This Afternoon

    This Afternoon: Areas of smoke. Partly sunny, with a high near 27. West wind 10 to 15 km/h.

    High: 27 °C

    Areas Smoke

  • Tonight

    Tonight: Areas of smoke. Mostly clear, with a low around 16. Southwest wind 5 to 10 km/h.

    Low: 16 °C

    Areas Smoke

  • Monday

    Monday: Sunny, with a high near 29. Southwest wind 5 to 15 km/h.

    High: 29 °C

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 18. Calm wind.

    Low: 18 °C

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 31. South wind 5 to 15 km/h.

    High: 31 °C

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19. South wind 5 to 10 km/h.

    Low: 19 °C

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 30. Southwest wind 5 to 10 km/h increasing to 10 to 15 km/h in the afternoon. Chance of precipitation is 40%.

    High: 30 °C

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 19. South wind 10 to 15 km/h.

    Low: 19 °C

    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 26.

    High: 26 °C

    Chance
    T-storms

Detailed Forecast

This Afternoon
Areas of smoke. Partly sunny, with a high near 27. West wind 10 to 15 km/h.
Tonight
Areas of smoke. Mostly clear, with a low around 16. Southwest wind 5 to 10 km/h.
Monday
Sunny, with a high near 29. Southwest wind 5 to 15 km/h.
Monday Night
Mostly clear, with a low around 18. Calm wind.
Tuesday
Sunny, with a high near 31. South wind 5 to 15 km/h.
Tuesday Night
Partly cloudy, with a low around 19. South wind 5 to 10 km/h.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 30. Southwest wind 5 to 10 km/h increasing to 10 to 15 km/h in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 19. South wind 10 to 15 km/h.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 26.
Thursday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 16.
Friday
Partly sunny, with a high near 25.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 15.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Janesville WI
 42.63°N 89.04°W (Elev. 804 m)
Last Update:
1:53 pm CDT Jul 13, 2025
Forecast Valid:
2pm CDT Jul 13, 2025-6pm CDT Jul 19, 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