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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

30°F

-1°C

Humidity 93%
Wind Speed NW 8 mph
Barometer 29.66 in
Dewpoint 28°F (-2°C)
Visibility 7.00 mi
Wind Chill22°F (-6°C)
Last update 6 Feb 5:45 am CST
Extended Forecast for

Darien WI

  • Today

    Today: A 40 percent chance of snow, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 33. Breezy, with a north wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 33 °F

    Breezy.
    Chance Snow
    then Mostly
    Cloudy

  • Tonight

    Tonight: Mostly clear, with a low around 4. Wind chill values between -5 and zero. North wind 5 to 15 mph, with gusts as high as 30 mph.

    Low: 4 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 21. Wind chill values between -5 and 5. North wind around 5 mph becoming calm in the afternoon.

    High: 21 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Cloudy, with a low around 14. Calm wind becoming southeast around 5 mph in the evening.

    Low: 14 °F

    Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 30. South wind 5 to 10 mph.

    High: 30 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 19. Southeast wind around 5 mph becoming south after midnight.

    Low: 19 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 39. Southwest wind around 5 mph.

    High: 39 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. South wind around 5 mph.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon. Partly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny
    then Slight
    Chance Rain

Detailed Forecast

Today
A 40 percent chance of snow, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 33. Breezy, with a north wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Tonight
Mostly clear, with a low around 4. Wind chill values between -5 and zero. North wind 5 to 15 mph, with gusts as high as 30 mph.
Saturday
Increasing clouds, with a high near 21. Wind chill values between -5 and 5. North wind around 5 mph becoming calm in the afternoon.
Saturday Night
Cloudy, with a low around 14. Calm wind becoming southeast around 5 mph in the evening.
Sunday
Mostly cloudy, with a high near 30. South wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 19. Southeast wind around 5 mph becoming south after midnight.
Monday
Partly sunny, with a high near 39. Southwest wind around 5 mph.
Monday Night
Partly cloudy, with a low around 28. South wind around 5 mph.
Tuesday
A 20 percent chance of rain after noon. Partly sunny, with a high near 41.
Tuesday Night
A chance of rain before midnight, then a chance of rain and snow. Cloudy, with a low around 27. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 34.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 21.
Thursday
A 20 percent chance of snow. Mostly cloudy, with a high near 33.
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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:
4:42 am CST Feb 6, 2026
Forecast Valid:
6am CST Feb 6, 2026-6pm CST Feb 12, 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