National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair and Breezy

28°F

-2°C

Humidity 47%
Wind Speed N 23 mph
Barometer 30.12 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 6 Feb 6:45 pm CST
Extended Forecast for

5 Miles SW Fort Atkinson WI

  • Tonight

    Tonight: Mostly clear, with a low around 2. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 2 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 20. Wind chill values between -5 and 5. North wind around 5 mph becoming calm.

    High: 20 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 15. Calm wind becoming southeast around 5 mph in the evening.

    Low: 15 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 30. Southeast wind around 5 mph.

    High: 30 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18. Southeast wind around 5 mph becoming south after midnight.

    Low: 18 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 39. Southwest wind around 5 mph.

    High: 39 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. West wind around 5 mph becoming calm.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon. Partly sunny, with a high near 44. Southeast wind 5 to 10 mph becoming north in the afternoon.

    High: 44 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain before midnight, then a chance of rain and snow. Cloudy, with a low around 28. Chance of precipitation is 40%.

    Low: 28 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 2. North wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
Increasing clouds, with a high near 20. Wind chill values between -5 and 5. North wind around 5 mph becoming calm.
Saturday Night
Mostly cloudy, with a low around 15. Calm wind becoming southeast around 5 mph in the evening.
Sunday
Mostly cloudy, with a high near 30. Southeast wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 18. Southeast wind around 5 mph becoming south after midnight.
Monday
Partly sunny, with a high near 39. Southwest wind around 5 mph.
Monday Night
Partly cloudy, with a low around 28. West wind around 5 mph becoming calm.
Tuesday
A 20 percent chance of rain after noon. Partly sunny, with a high near 44. Southeast wind 5 to 10 mph becoming north in the afternoon.
Tuesday Night
A chance of rain before midnight, then a chance of rain and snow. Cloudy, with a low around 28. Chance of precipitation is 40%.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 35.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 21.
Thursday
A 20 percent chance of snow. Mostly cloudy, with a high near 34.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 37.
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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:
5:27 pm CST Feb 6, 2026
Forecast Valid:
7pm CST Feb 6, 2026-6pm CST Feb 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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