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

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

37°F

3°C

Humidity 65%
Wind Speed NE 14 mph
Barometer 29.97 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 22 Mar 4:45 pm CDT
Extended Forecast for

5 Miles SW Fort Atkinson WI

  • This Afternoon

    This Afternoon: A chance of sprinkles. Mostly cloudy, with a steady temperature around 38. North wind around 15 mph.

    High: 38 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 26. North wind 10 to 15 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 44. North wind 5 to 10 mph.

    High: 44 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 29. East wind 5 to 10 mph becoming south after midnight.

    Low: 29 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 55. Southwest wind 5 to 10 mph.

    High: 55 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. South wind around 5 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 58. South wind 5 to 10 mph.

    High: 58 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43. Southeast wind around 5 mph.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain. Mostly cloudy, with a high near 66.

    High: 66 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
A chance of sprinkles. Mostly cloudy, with a steady temperature around 38. North wind around 15 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 26. North wind 10 to 15 mph.
Monday
Sunny, with a high near 44. North wind 5 to 10 mph.
Monday Night
Increasing clouds, with a low around 29. East wind 5 to 10 mph becoming south after midnight.
Tuesday
Mostly cloudy, with a high near 55. Southwest wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 37. South wind around 5 mph.
Wednesday
Mostly cloudy, with a high near 58. South wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 43. Southeast wind around 5 mph.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 66.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
Partly sunny, with a high near 42.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 57.
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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:
3:33 pm CDT Mar 22, 2026
Forecast Valid:
5pm CDT Mar 22, 2026-6pm CDT Mar 29, 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