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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

10°F

-12°C

Humidity 67%
Wind Speed W 15 mph
Barometer 30.08 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-7°F (-22°C)
Last update 22 Jan 4:35 am CST
Extended Forecast for

5 Miles N Caledonia IL

Extreme Cold Warning January 23, 03:00am until January 23, 12:00pm
Click here for hazard details and duration
Extreme Cold Warning

  • Today

    Today: A chance of flurries between 9am and noon, then a slight chance of snow showers after noon. Partly sunny, with a high near 18. Wind chill values as low as -7. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.

    High: 18 °F

    Slight Chance
    Snow Showers
    and Blustery

  • Tonight

    Tonight: A chance of flurries before 9pm. Partly cloudy, with a low around -15. Wind chill values as low as -37. West northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: -15 °F

    Chance
    Flurries

  • Friday

    Friday: Sunny and cold, with a high near -6. Wind chill values as low as -38. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: -6 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -12. Wind chill values as low as -26. North wind around 5 mph, with gusts as high as 10 mph.

    Low: -12 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Mostly cloudy and cold, with a high near 3. North wind around 5 mph.

    High: 3 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Mostly cloudy, with a low around -4.

    Low: -4 °F

    Chance Snow

  • Sunday

    Sunday: A 40 percent chance of snow. Mostly cloudy, with a high near 11.

    High: 11 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around -7.

    Low: -7 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 11.

    High: 11 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of flurries between 9am and noon, then a slight chance of snow showers after noon. Partly sunny, with a high near 18. Wind chill values as low as -7. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.
Tonight
A chance of flurries before 9pm. Partly cloudy, with a low around -15. Wind chill values as low as -37. West northwest wind around 15 mph, with gusts as high as 30 mph.
Friday
Sunny and cold, with a high near -6. Wind chill values as low as -38. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around -12. Wind chill values as low as -26. North wind around 5 mph, with gusts as high as 10 mph.
Saturday
A 20 percent chance of snow after noon. Mostly cloudy and cold, with a high near 3. North wind around 5 mph.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around -4.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 11.
Sunday Night
Mostly cloudy, with a low around -7.
Monday
Mostly sunny, with a high near 11.
Monday Night
Partly cloudy, with a low around 0.
Tuesday
Partly sunny, with a high near 18.
Tuesday Night
Mostly cloudy, with a low around 2.
Wednesday
Partly sunny, with a high near 14.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Caledonia IL
 42.47°N 88.93°W
Last Update:
4:26 am CST Jan 22, 2026
Forecast Valid:
4am CST Jan 22, 2026-6pm CST Jan 28, 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