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

55°F

13°C

Humidity 47%
Wind Speed SE 12 mph
Barometer 30.32 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 11 Apr 2:45 pm CDT
Extended Forecast for

4 Miles WNW Beloit WI

  • This Afternoon

    This Afternoon: A 10 percent chance of showers after 5pm. Mostly cloudy, with a high near 56. Southeast wind around 10 mph.

    High: 56 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 48. Southeast wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 73. Windy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 73 °F

    Chance
    T-storms and
    Breezy then
    Chance
    Showers and
    Windy

  • Sunday Night

    Sunday Night: Showers and thunderstorms, mainly before 1am. Low around 59. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 59 °F

    Showers and
    Breezy

  • Monday

    Monday: A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy, with a high near 77. Southwest wind 10 to 15 mph.

    High: 77 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South wind 10 to 15 mph.

    Low: 63 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of thunderstorms before 7am, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 80. Southwest wind around 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 61. Southwest wind around 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.

    High: 75 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 10 percent chance of showers after 5pm. Mostly cloudy, with a high near 56. Southeast wind around 10 mph.
Tonight
A chance of showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 48. Southeast wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 73. Windy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.
Sunday Night
Showers and thunderstorms, mainly before 1am. Low around 59. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy, with a high near 77. Southwest wind 10 to 15 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South wind 10 to 15 mph.
Tuesday
A slight chance of thunderstorms before 7am, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 80. Southwest wind around 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 61. Southwest wind around 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 75.
Thursday Night
A 20 percent chance of showers. Mostly clear, with a low around 55.
Friday
A 50 percent chance of showers. Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Beloit WI
 42.54°N 89.1°W (Elev. 889 ft)
Last Update:
2:36 pm CDT Apr 11, 2026
Forecast Valid:
2pm CDT Apr 11, 2026-6pm CDT Apr 17, 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