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

52°F

11°C

Humidity 100%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 29 Aug 2:15 am CDT
Extended Forecast for

Edgerton WI

  • Overnight

    Overnight: Mostly clear, with a low around 50. East wind around 5 mph becoming calm.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers between 4pm and 5pm. Partly sunny, with a high near 72. Calm wind becoming east around 5 mph. Chance of precipitation is 20%.

    High: 72 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers after 7pm. Mostly cloudy, with a low around 56. East wind around 5 mph.

    Low: 56 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Calm wind becoming south around 5 mph.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 76. Calm wind becoming east around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 77. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 50. East wind around 5 mph becoming calm.
Friday
A slight chance of showers between 4pm and 5pm. Partly sunny, with a high near 72. Calm wind becoming east around 5 mph. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of showers after 7pm. Mostly cloudy, with a low around 56. East wind around 5 mph.
Saturday
Mostly sunny, with a high near 74. Calm wind becoming south around 5 mph.
Saturday Night
Partly cloudy, with a low around 54. Calm wind.
Sunday
Sunny, with a high near 76. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 53. Calm wind.
Labor Day
Sunny, with a high near 77. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 56.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 70.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 45.
Thursday
Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Edgerton WI
 42.84°N 89.06°W (Elev. 892 ft)
Last Update:
2:24 am CDT Aug 29, 2025
Forecast Valid:
2am CDT Aug 29, 2025-6pm CDT Sep 4, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation