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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Partly Cloudy

41°F

5°C

Humidity 76%
Wind Speed NW 14 G 23 mph
Barometer 30.24 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 6 Apr 8:45 am CDT
Extended Forecast for

5 Miles WSW Fort Atkinson WI

  • Today

    Today: Isolated showers after 4pm. Partly sunny, with a high near 45. Breezy, with a northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    High: 45 °F

    Partly Sunny
    then Isolated
    Showers and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 21. North wind 5 to 10 mph.

    Low: 21 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow before 10pm, then a chance of snow between 10pm and 4am, then a chance of rain after 4am. Increasing clouds, with a low around 29. Southeast wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 29 °F

    Slight Chance
    Rain/Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain before 7am, then a slight chance of rain after 1pm. Partly sunny, with a high near 62. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 62 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: Rain likely before 10pm, then rain likely and possibly a thunderstorm between 10pm and 1am, then rain likely after 1am. Mostly cloudy, with a low around 50. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Rain Likely

  • Thursday

    Thursday: A 50 percent chance of showers. Partly sunny, with a high near 63. Southwest wind 10 to 15 mph.

    High: 63 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 41. Southwest wind around 5 mph becoming north after midnight.

    Low: 41 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers. Mostly sunny, with a high near 59.

    High: 59 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Isolated showers after 4pm. Partly sunny, with a high near 45. Breezy, with a northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 21. North wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 42. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
A slight chance of rain and snow before 10pm, then a chance of snow between 10pm and 4am, then a chance of rain after 4am. Increasing clouds, with a low around 29. Southeast wind 5 to 10 mph. Chance of precipitation is 50%.
Wednesday
A chance of rain before 7am, then a slight chance of rain after 1pm. Partly sunny, with a high near 62. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Wednesday Night
Rain likely before 10pm, then rain likely and possibly a thunderstorm between 10pm and 1am, then rain likely after 1am. Mostly cloudy, with a low around 50. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 63. Southwest wind 10 to 15 mph.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 41. Southwest wind around 5 mph becoming north after midnight.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 59.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 37.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 59.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 49.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Fort Atkinson WI
 42.88°N 88.93°W (Elev. 774 ft)
Last Update:
9:17 am CDT Apr 6, 2026
Forecast Valid:
9am CDT Apr 6, 2026-6pm CDT Apr 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation