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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

36°F

2°C

Humidity 93%
Wind Speed E 5 mph
Barometer 29.91 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 17 Feb 6:45 am CST
Extended Forecast for

5 Miles SW Fort Atkinson WI

  • Today

    Today: A 20 percent chance of rain after 5pm. Mostly cloudy, with a high near 53. East wind 5 to 15 mph.

    High: 53 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 4am, then a chance of rain and thunderstorms, mainly between 4am and 5am. Low around 44. East wind 10 to 15 mph becoming southwest after midnight. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Rain

  • Wednesday

    Wednesday: Sunny, with a high near 60. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 60 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 33. Southwest wind 5 to 10 mph becoming southeast after midnight.

    Low: 33 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of rain, mainly after noon. Mostly sunny, with a high near 55. East wind 5 to 10 mph.

    High: 55 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain before 3am, then rain and snow. Low around 33. East wind 10 to 15 mph becoming west after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain then
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 40. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    High: 40 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 23. West wind around 10 mph.

    Low: 23 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Today
A 20 percent chance of rain after 5pm. Mostly cloudy, with a high near 53. East wind 5 to 15 mph.
Tonight
Rain and possibly a thunderstorm before 4am, then a chance of rain and thunderstorms, mainly between 4am and 5am. Low around 44. East wind 10 to 15 mph becoming southwest after midnight. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Sunny, with a high near 60. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Wednesday Night
Partly cloudy, with a low around 33. Southwest wind 5 to 10 mph becoming southeast after midnight.
Thursday
A 40 percent chance of rain, mainly after noon. Mostly sunny, with a high near 55. East wind 5 to 10 mph.
Thursday Night
Rain before 3am, then rain and snow. Low around 33. East wind 10 to 15 mph becoming west after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 40. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 23. West wind around 10 mph.
Saturday
A 20 percent chance of snow after noon. Partly sunny, with a high near 36.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 19.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 14.
Monday
Sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Fort Atkinson WI
 42.88°N 88.9°W (Elev. 814 ft)
Last Update:
6:34 am CST Feb 17, 2026
Forecast Valid:
7am CST Feb 17, 2026-6pm CST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation