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.

Mostly Cloudy

82°F

28°C

Humidity 74%
Wind Speed W 8 mph
Barometer 29.97 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 16 Aug 1:45 pm CDT
Extended Forecast for

3 Miles ESE Edgerton WI

  • This Afternoon

    This Afternoon: Isolated showers and thunderstorms before 2pm. Mostly sunny, with a high near 83. Northwest wind around 10 mph. Chance of precipitation is 20%.

    High: 83 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 60. Northwest wind 5 to 10 mph.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. Southwest wind around 5 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 80. West wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.

    Low: 60 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. Calm wind becoming north around 5 mph in the morning.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms before 2pm. Mostly sunny, with a high near 83. Northwest wind around 10 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 60. Northwest wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 80. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 62. Southwest wind around 5 mph.
Tuesday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 80. West wind 5 to 10 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Wednesday
Mostly sunny, with a high near 75. Calm wind becoming north around 5 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 55. Calm wind.
Thursday
Sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 57.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Edgerton WI
 42.82°N 89.03°W (Elev. 899 ft)
Last Update:
1:21 pm CDT Aug 16, 2026
Forecast Valid:
1pm CDT Aug 16, 2026-6pm CDT Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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