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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Light Rain Fog/Mist

66°F

19°C

Humidity 100%
Wind Speed NE 6 mph
Barometer 30.09 in
Dewpoint 66°F (19°C)
Visibility 3.00 mi
Last update 20 Aug 6:45 am CDT
Extended Forecast for

Darien WI

  • Today

    Today: Scattered sprinkles with isolated showers before 10am, then a chance of sprinkles after 1pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 75. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 75 °F

    Isolated
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. Northeast wind around 5 mph.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. Calm wind becoming northeast around 5 mph in the morning.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. Northeast wind around 5 mph becoming calm.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 79. Calm wind becoming west around 5 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. Calm wind becoming west around 5 mph.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 74. West wind 5 to 10 mph.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. West wind 5 to 10 mph.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Scattered sprinkles with isolated showers before 10am, then a chance of sprinkles after 1pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 75. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 60. Northeast wind around 5 mph.
Thursday
Sunny, with a high near 77. Calm wind becoming northeast around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 56. Northeast wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 79. Calm wind becoming west around 5 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. Calm wind becoming west around 5 mph.
Saturday
Sunny, with a high near 74. West wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 53. West wind 5 to 10 mph.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 49.
Monday
Mostly sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Darien WI
 42.59°N 88.72°W (Elev. 945 ft)
Last Update:
7:24 am CDT Aug 20, 2025
Forecast Valid:
7am CDT Aug 20, 2025-6pm CDT Aug 26, 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