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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast and Breezy

19°F

-7°C

Humidity 68%
Wind Speed NW 22 G 28 mph
Barometer 29.88 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 16 Mar 7:45 pm CDT
Extended Forecast for

Darien WI

Winter Weather Advisory March 16, 08:30pm until March 16, 09:00pm
Click here for hazard details and duration
...
  •  
    Winter Weather Advisory March 16, 08:30pm until March 16, 09:00pm

    NOW until 9:00pm Mon

    Winter Weather Advisory

  • Tonight

    Low: 0 °F

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

  • Tuesday

    Tuesday: Increasing clouds, with a high near 20. Wind chill values between -5 and -15. Northwest wind around 10 mph becoming southwest in the afternoon.

    High: 20 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow, mainly after 11pm. Low around 16. South wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 16 °F

    Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 38. Southwest wind around 10 mph.

    High: 38 °F

    Chance Snow
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 1am. Increasing clouds, with a low around 29. Southwest wind around 5 mph.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 44. Southwest wind around 5 mph becoming northwest in the afternoon.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. North wind around 5 mph becoming south after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 52. Southwest wind 5 to 10 mph.

    High: 52 °F

    Partly Sunny

Detailed Forecast

Tonight
A 20 percent chance of snow before 1am. Patchy blowing snow before 9pm. Cloudy during the early evening, then gradual clearing, with a low around 0. Wind chill values between -5 and -10. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday
Increasing clouds, with a high near 20. Wind chill values between -5 and -15. Northwest wind around 10 mph becoming southwest in the afternoon.
Tuesday Night
Snow, mainly after 11pm. Low around 16. South wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Wednesday
A 30 percent chance of snow before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 38. Southwest wind around 10 mph.
Wednesday Night
A 20 percent chance of rain after 1am. Increasing clouds, with a low around 29. Southwest wind around 5 mph.
Thursday
Partly sunny, with a high near 44. Southwest wind around 5 mph becoming northwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 31. North wind around 5 mph becoming south after midnight.
Friday
Partly sunny, with a high near 52. Southwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 41.
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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:
6:52 pm CDT Mar 16, 2026
Forecast Valid:
8pm CDT Mar 16, 2026-6pm CDT Mar 23, 2026
 
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