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.

Fair

61°F

16°C

Humidity 88%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Sep 11:55 pm CDT
Extended Forecast for

Edgerton WI

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 57. Calm wind becoming east around 5 mph.

    Low: 57 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, sunny, with a high near 84. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. East wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. Calm wind becoming south around 5 mph.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 60. East wind around 5 mph.

    Low: 60 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers. Partly sunny, with a high near 79. East wind 5 to 10 mph.

    High: 79 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 57. Calm wind becoming east around 5 mph.
Tuesday
Patchy fog before 8am. Otherwise, sunny, with a high near 84. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 56. East wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 84. Calm wind becoming south around 5 mph.
Wednesday Night
Partly cloudy, with a low around 58. Calm wind.
Thursday
Mostly sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 60. East wind around 5 mph.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 79. East wind 5 to 10 mph.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 75.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 58.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Edgerton WI
 42.84°N 89.06°W (Elev. 892 ft)
Last Update:
11:08 pm CDT Sep 15, 2025
Forecast Valid:
12am CDT Sep 16, 2025-6pm CDT Sep 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation