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.

Partly Cloudy

55°F

13°C

Humidity 55%
Wind Speed E 6 mph
Barometer 30.04 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 19 Mar 4:45 pm CDT
Extended Forecast for

2 Miles W Darien WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Southeast wind around 5 mph becoming southwest after midnight.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 57. West wind around 10 mph becoming north in the afternoon.

    High: 57 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36. North wind around 5 mph becoming calm.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65. South wind 5 to 10 mph.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44. South wind 5 to 10 mph.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 58. East wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 58 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27. North wind 10 to 15 mph.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 46. North wind 5 to 10 mph.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 30.

    Low: 30 °F

    Increasing
    Clouds

Detailed Forecast

Tonight
Mostly cloudy, with a low around 36. Southeast wind around 5 mph becoming southwest after midnight.
Friday
Mostly cloudy, with a high near 57. West wind around 10 mph becoming north in the afternoon.
Friday Night
Mostly cloudy, with a low around 36. North wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 65. South wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 44. South wind 5 to 10 mph.
Sunday
Mostly cloudy, with a high near 58. East wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 27. North wind 10 to 15 mph.
Monday
Mostly sunny, with a high near 46. North wind 5 to 10 mph.
Monday Night
Increasing clouds, with a low around 30.
Tuesday
Mostly cloudy, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 52.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 39.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 58. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Darien WI
 42.59°N 88.75°W (Elev. 889 ft)
Last Update:
4:34 pm CDT Mar 19, 2026
Forecast Valid:
5pm CDT Mar 19, 2026-6pm CDT Mar 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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