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.

Partly Cloudy

43°F

6°C

Humidity 76%
Wind Speed E 6 mph
Barometer 30.01 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 19 Mar 8:45 pm CDT
Extended Forecast for

Edgerton WISimilar City Names

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 38. Southeast wind around 5 mph becoming southwest after midnight.

    Low: 38 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 57. West wind 5 to 10 mph becoming north in the afternoon.

    High: 57 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Patchy fog between 1am and 4am. Otherwise, mostly cloudy, with a low around 38. North wind around 5 mph becoming calm.

    Low: 38 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 67. South wind 5 to 10 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44. South wind 5 to 10 mph.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 55. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 55 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 28. North wind 10 to 15 mph.

    Low: 28 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 46. North wind around 5 mph.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 38. Southeast wind around 5 mph becoming southwest after midnight.
Friday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 57. West wind 5 to 10 mph becoming north in the afternoon.
Friday Night
Patchy fog between 1am and 4am. Otherwise, mostly cloudy, with a low around 38. North wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 67. South wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 44. South wind 5 to 10 mph.
Sunday
Mostly cloudy, with a high near 55. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 28. North wind 10 to 15 mph.
Monday
Mostly sunny, with a high near 46. North wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Mostly cloudy, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 52.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 39.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Edgerton WISimilar City Names
 42.84°N 89.08°W (Elev. 866 ft)
Last Update:
8:37 pm CDT Mar 19, 2026
Forecast Valid:
9pm CDT Mar 19, 2026-6pm CDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation