National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

41°F

5°C

Humidity 81%
Wind Speed W 17 G 25 mph
Barometer 29.87 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 7 Mar 5:45 pm CST
Extended Forecast for

5 Miles NNW Shirland IL

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 32. West wind 5 to 15 mph becoming southwest after midnight.

    Low: 32 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 61. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 61 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68. Southwest wind 10 to 15 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. Southwest wind 5 to 10 mph becoming northeast in the evening.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Rain likely after noon. Increasing clouds, with a high near 65. East wind 10 to 15 mph becoming southeast in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Sunny then
    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain. Low around 34. North wind around 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Rain

  • Wednesday

    Wednesday: Rain and snow likely, mainly before noon. Cloudy, with a high near 43. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Rain/Snow
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 24.

    Low: 24 °F

    Slight Chance
    Snow then
    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 32. West wind 5 to 15 mph becoming southwest after midnight.
Sunday
Sunny, with a high near 61. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 44. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 68. Southwest wind 10 to 15 mph.
Monday Night
Mostly clear, with a low around 43. Southwest wind 5 to 10 mph becoming northeast in the evening.
Tuesday
Rain likely after noon. Increasing clouds, with a high near 65. East wind 10 to 15 mph becoming southeast in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain. Low around 34. North wind around 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain and snow likely, mainly before noon. Cloudy, with a high near 43. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 24.
Thursday
Partly sunny, with a high near 46.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 35.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 56. Breezy.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
A 30 percent chance of snow. Mostly cloudy, with a high near 42.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Shirland IL
 42.54°N 89.22°W (Elev. 850 ft)
Last Update:
6:02 pm CST Mar 7, 2026
Forecast Valid:
6pm CST Mar 7, 2026-6pm CDT Mar 14, 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