Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast with Haze and Breezy

70°F

21°C

Humidity 69%
Wind Speed SW 23 G 29 mph
Barometer 29.73 in
Dewpoint 59°F (15°C)
Visibility 5.00 mi
Last update 31 Mar 10:45 am CDT
Extended Forecast for

7 Miles WSW Fort Atkinson WI

  • Today

    Today: Showers and thunderstorms likely before 4pm, then scattered showers.  Mostly cloudy, with a temperature falling to around 49 by 4pm. South wind 10 to 15 mph becoming north in the afternoon.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Showers
    Likely

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. North wind 5 to 10 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 44. East wind 10 to 15 mph.

    High: 44 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm.  Low around 34. East wind around 15 mph.  Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 34 °F

    Rain

  • Thursday

    Thursday: Rain and possibly a thunderstorm.  High near 59. East wind around 15 mph becoming south in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 59 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm before 10pm, then rain likely between 10pm and 1am.  Mostly cloudy, with a low around 40. South wind 10 to 15 mph becoming west after midnight.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Rain Likely

  • Friday

    Friday: A 20 percent chance of rain after 1pm.  Partly sunny, with a high near 61. West wind 5 to 10 mph becoming northeast in the afternoon.

    High: 61 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 1am.  Low around 42. East wind around 10 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Chance Rain
    then Rain

  • Saturday

    Saturday: Rain likely.  Mostly cloudy, with a high near 57. Chance of precipitation is 70%.

    High: 57 °F

    Rain Likely

Detailed Forecast

Today
Showers and thunderstorms likely before 4pm, then scattered showers. Mostly cloudy, with a temperature falling to around 49 by 4pm. South wind 10 to 15 mph becoming north in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly cloudy, with a low around 35. North wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 44. East wind 10 to 15 mph.
Wednesday Night
Rain and possibly a thunderstorm. Low around 34. East wind around 15 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday
Rain and possibly a thunderstorm. High near 59. East wind around 15 mph becoming south in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Rain likely and possibly a thunderstorm before 10pm, then rain likely between 10pm and 1am. Mostly cloudy, with a low around 40. South wind 10 to 15 mph becoming west after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 20 percent chance of rain after 1pm. Partly sunny, with a high near 61. West wind 5 to 10 mph becoming northeast in the afternoon.
Friday Night
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 1am. Low around 42. East wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 46.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Fort Atkinson WI
 42.88°N 88.96°W (Elev. 774 ft)
11:32 am CDT Mar 31, 2026
11am CDT Mar 31, 2026-6pm CDT Apr 6, 2026
 
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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