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

12°F

-11°C

Humidity 67%
Wind Speed SW 24 G 35 mph
Barometer 29.91 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill-8°F (-22°C)
Last update 27 Jan 12:15 am CST
Extended Forecast for

5 Miles WSW Fort Atkinson WI

  • Overnight

    Overnight: Scattered flurries after 2am. Mostly cloudy, with a low around 5. Wind chill values between -5 and -10. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 5 °F

    Scattered
    Flurries

  • Tuesday

    Tuesday: Scattered flurries before 9am. Partly sunny and cold, with a high near 10. Wind chill values between -5 and -10. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 10 °F

    Scattered
    Flurries and
    Blustery

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around -2. Wind chill values between -5 and -15. West wind 5 to 10 mph.

    Low: -2 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 12. Wind chill values between -5 and -15. West wind around 10 mph.

    High: 12 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -6. Northwest wind around 5 mph.

    Low: -6 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and cold, with a high near 8. Northwest wind around 5 mph.

    High: 8 °F

    Cold

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -6. North wind around 5 mph.

    Low: -6 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 12. North wind 5 to 10 mph.

    High: 12 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 2.

    Low: 2 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered flurries after 2am. Mostly cloudy, with a low around 5. Wind chill values between -5 and -10. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Scattered flurries before 9am. Partly sunny and cold, with a high near 10. Wind chill values between -5 and -10. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around -2. Wind chill values between -5 and -15. West wind 5 to 10 mph.
Wednesday
Partly sunny, with a high near 12. Wind chill values between -5 and -15. West wind around 10 mph.
Wednesday Night
Mostly clear, with a low around -6. Northwest wind around 5 mph.
Thursday
Sunny and cold, with a high near 8. Northwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around -6. North wind around 5 mph.
Friday
Mostly sunny, with a high near 12. North wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 2.
Saturday
Sunny, with a high near 19.
Saturday Night
Mostly clear, with a low around 3.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 23.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 13.
Monday
Mostly cloudy, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Fort Atkinson WI
 42.88°N 88.93°W (Elev. 774 ft)
Last Update:
10:36 pm CST Jan 26, 2026
Forecast Valid:
12am CST Jan 27, 2026-6pm CST Feb 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation