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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Mostly Cloudy

61°F

16°C

Humidity 88%
Wind Speed S 12 mph
Barometer 29.79 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 6 Mar 7:45 pm CST
Extended Forecast for

2 Miles N Janesville WI

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Patchy fog after 1am. Low around 53. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 53 °F

    T-storms
    Likely then
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and 10am. Patchy fog before 11am. Otherwise, mostly cloudy, with a temperature falling to around 44 by 5pm. Southwest wind around 15 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 50%.

    High: 56 °F⇓

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 32. Southwest wind 5 to 15 mph.

    Low: 32 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Sunny, with a high near 59. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 59 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67. Southwest wind 5 to 15 mph.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. West wind 5 to 10 mph becoming northeast after midnight.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 50 percent chance of rain after noon. Mostly sunny, with a high near 54. Northeast wind 10 to 15 mph.

    High: 54 °F

    Mostly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before midnight. Cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Rain Likely

Detailed Forecast

Tonight
Showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Patchy fog after 1am. Low around 53. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and 10am. Patchy fog before 11am. Otherwise, mostly cloudy, with a temperature falling to around 44 by 5pm. Southwest wind around 15 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 32. Southwest wind 5 to 15 mph.
Sunday
Sunny, with a high near 59. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 45. Southwest wind around 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 67. Southwest wind 5 to 15 mph.
Monday Night
Mostly clear, with a low around 40. West wind 5 to 10 mph becoming northeast after midnight.
Tuesday
A 50 percent chance of rain after noon. Mostly sunny, with a high near 54. Northeast wind 10 to 15 mph.
Tuesday Night
Rain likely, mainly before midnight. Cloudy, with a low around 31. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 42.
Wednesday Night
Mostly clear, with a low around 24.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 20%.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Janesville WI
 42.71°N 89°W (Elev. 892 ft)
Last Update:
7:37 pm CST Mar 6, 2026
Forecast Valid:
8pm CST Mar 6, 2026-6pm CDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation