Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

3°F

-16°C

Humidity 78%
Wind Speed NW 7 mph
Barometer 30.11 in
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-9°F (-23°C)
Last update 17 Mar 7:45 am CDT
Extended Forecast for

5 Miles WSW Fort Atkinson WI

  • Today

    Today: Increasing clouds, with a high near 21. Wind chill values between -10 and zero. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 21 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow, mainly between 11pm and 5am.  Low around 17. South wind around 10 mph.  Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 17 °F

    Snow

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 40. Southwest wind around 10 mph.

    High: 40 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 1am.  Mostly cloudy, with a low around 31. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Partly sunny, with a high near 45. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 45 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. North wind around 5 mph becoming calm.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 51. Southwest wind 5 to 10 mph.

    High: 51 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. North wind around 5 mph becoming south after midnight.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 21. Wind chill values between -10 and zero. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Tonight
Snow, mainly between 11pm and 5am. Low around 17. South wind around 10 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Wednesday
Mostly cloudy, with a high near 40. Southwest wind around 10 mph.
Wednesday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 31. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 45. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 32. North wind around 5 mph becoming calm.
Friday
Mostly cloudy, with a high near 51. Southwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 34. North wind around 5 mph becoming south after midnight.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Mostly cloudy, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Fort Atkinson WI
 42.88°N 88.93°W (Elev. 774 ft)
8:43 am CDT Mar 17, 2026
8am CDT Mar 17, 2026-6pm CDT Mar 23, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database