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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

A Few Clouds and Breezy

68°F

20°C

Humidity 35%
Wind Speed S 24 G 35 mph
Barometer 29.99 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 8 Apr 2:45 pm CDT
Extended Forecast for

5 Miles SSW Janesville WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 67. Windy, with a south wind around 25 mph, with gusts as high as 40 mph.

    High: 67 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Showers likely, mainly between 10pm and 4am. Increasing clouds, with a low around 45. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 10 percent chance of showers after 5pm. Increasing clouds, with a high near 61. West wind around 10 mph.

    High: 61 °F

    Sunny then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly after 7pm. Low around 41. Northwest wind around 5 mph becoming northeast after midnight. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 41 °F

    Showers

  • Friday

    Friday: Showers likely, mainly before 10am. Cloudy through mid morning, then gradual clearing, with a high near 55. North wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 32. North wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 57. Light east wind becoming southeast 5 to 10 mph in the morning.

    High: 57 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Southeast wind around 10 mph. Chance of precipitation is 50%.

    Low: 49 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Breezy. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 67. Windy, with a south wind around 25 mph, with gusts as high as 40 mph.
Tonight
Showers likely, mainly between 10pm and 4am. Increasing clouds, with a low around 45. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 10 percent chance of showers after 5pm. Increasing clouds, with a high near 61. West wind around 10 mph.
Thursday Night
Showers, mainly after 7pm. Low around 41. Northwest wind around 5 mph becoming northeast after midnight. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Friday
Showers likely, mainly before 10am. Cloudy through mid morning, then gradual clearing, with a high near 55. North wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly clear, with a low around 32. North wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 57. Light east wind becoming southeast 5 to 10 mph in the morning.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Southeast wind around 10 mph. Chance of precipitation is 50%.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Breezy. Chance of precipitation is 50%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Breezy. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Janesville WI
 42.63°N 89.04°W (Elev. 804 ft)
Last Update:
2:37 pm CDT Apr 8, 2026
Forecast Valid:
2pm CDT Apr 8, 2026-6pm CDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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