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.

A Few Clouds and Windy

70°F

21°C

Humidity 33%
Wind Speed S 26 G 40 mph
Barometer 29.94 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 8 Apr 3:45 pm CDT
Extended Forecast for

7 Miles WSW Fort Atkinson WI

  • Tonight

    Tonight: Showers, mainly before 4am. Low around 44. Breezy, with a south wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers and
    Breezy

  • Thursday

    Thursday: Increasing clouds, with a high near 59. West wind around 10 mph.

    High: 59 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Showers, mainly after 8pm. Low around 40. Northwest wind around 5 mph becoming northeast after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 40 °F

    Showers

  • Friday

    Friday: Showers likely, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 53. Northwest wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Showers
    Likely then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. North wind around 5 mph becoming calm.

    Low: 31 °F

    Mostly Clear

  • Saturday

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

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 47. Southeast wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

Detailed Forecast

Tonight
Showers, mainly before 4am. Low around 44. Breezy, with a south wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Increasing clouds, with a high near 59. West wind around 10 mph.
Thursday Night
Showers, mainly after 8pm. Low around 40. Northwest wind around 5 mph becoming northeast after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Showers likely, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 53. Northwest 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 31. North wind around 5 mph becoming calm.
Saturday
Mostly 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, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 47. Southeast wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 49.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Fort Atkinson WI
 42.88°N 88.96°W (Elev. 774 ft)
Last Update:
2:37 pm CDT Apr 8, 2026
Forecast Valid:
4pm CDT Apr 8, 2026-6pm CDT Apr 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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