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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

12°F

-11°C

Humidity 85%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 5 Feb 1:15 am CST
Extended Forecast for

5 Miles NNW Shirland IL

  • Overnight

    Overnight: A 30 percent chance of snow, mainly after 5am. Mostly cloudy, with a low around 8. Southwest wind around 5 mph.

    Low: 8 °F

    Chance Snow

  • Thursday

    Thursday: A 50 percent chance of snow before 11am. Cloudy, with a high near 32. Southwest wind 5 to 15 mph.

    High: 32 °F

    Chance Snow
    then Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly between midnight and 5am. Mostly cloudy, with a low around 25. West wind 5 to 10 mph.

    Low: 25 °F

    Cloudy then
    Chance Snow

  • Friday

    Friday: A slight chance of snow, mixing with freezing rain after 7am, then gradually ending. Mostly cloudy, with a high near 36. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Wintry Mix
    then Mostly
    Cloudy and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 6. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 6 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 23. North wind around 5 mph becoming south in the afternoon.

    High: 23 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18. South wind 5 to 10 mph.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 35. Southeast wind 5 to 10 mph.

    High: 35 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy during the early evening, then becoming mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly after 5am. Mostly cloudy, with a low around 8. Southwest wind around 5 mph.
Thursday
A 50 percent chance of snow before 11am. Cloudy, with a high near 32. Southwest wind 5 to 15 mph.
Thursday Night
A 30 percent chance of snow, mainly between midnight and 5am. Mostly cloudy, with a low around 25. West wind 5 to 10 mph.
Friday
A slight chance of snow, mixing with freezing rain after 7am, then gradually ending. Mostly cloudy, with a high near 36. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 6. North wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
Increasing clouds, with a high near 23. North wind around 5 mph becoming south in the afternoon.
Saturday Night
Mostly cloudy, with a low around 18. South wind 5 to 10 mph.
Sunday
Partly sunny, with a high near 35. Southeast wind 5 to 10 mph.
Sunday Night
Mostly cloudy during the early evening, then becoming mostly clear, with a low around 22.
Monday
Partly sunny, with a high near 45.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 28.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 36.
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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:
1:31 am CST Feb 5, 2026
Forecast Valid:
1am CST Feb 5, 2026-6pm CST Feb 11, 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