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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Mostly Cloudy

73°F

23°C

Humidity 50%
Wind Speed NW 8 mph
Barometer 30.07 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 23 Aug 1:45 pm CDT
Extended Forecast for

4 Miles NNE Edgerton WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 75. Northwest wind around 10 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 50. Northwest wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, sunny, with a high near 78. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

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

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. South wind 5 to 10 mph.

    Low: 63 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. West wind around 10 mph. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. Northwest wind 5 to 10 mph.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 75. Northwest wind around 10 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 50. Northwest wind around 5 mph becoming calm in the evening.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 78. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 55. Calm wind.
Tuesday
Mostly sunny, with a high near 81. Light southwest wind increasing to 5 to 10 mph in the morning.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. South wind 5 to 10 mph.
Wednesday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. West wind around 10 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 61. Northwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 58.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 59.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Edgerton WI
 42.89°N 89.02°W (Elev. 879 ft)
Last Update:
1:21 pm CDT Aug 23, 2026
Forecast Valid:
2pm CDT Aug 23, 2026-6pm CDT Aug 29, 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