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.

Overcast

12°F

-11°C

Humidity 79%
Wind Speed NW 14 mph
Barometer 30.45 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 31 Jan 4:35 am CST
Extended Forecast for

Alden IL

  • Overnight

    Overnight: Scattered flurries. Mostly cloudy, with a low around 8. Wind chill values as low as -7. North northwest wind around 15 mph, with gusts as high as 20 mph.

    Low: 8 °F

    Scattered
    Flurries

  • Saturday

    Saturday: Scattered flurries before 9am. Partly sunny, with a high near 22. Wind chill values as low as -7. North wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 22 °F

    Scattered
    Flurries

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 5. North northwest wind around 5 mph becoming calm in the evening.

    Low: 5 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 24. Wind chill values as low as -3. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 24 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 15. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 15 °F

    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 25.

    High: 25 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered flurries. Mostly cloudy, with a low around 8. Wind chill values as low as -7. North northwest wind around 15 mph, with gusts as high as 20 mph.
Saturday
Scattered flurries before 9am. Partly sunny, with a high near 22. Wind chill values as low as -7. North wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 5. North northwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 24. Wind chill values as low as -3. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 15. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
Partly sunny, with a high near 26.
Monday Night
Mostly cloudy, with a low around 12.
Tuesday
Partly sunny, with a high near 25.
Tuesday Night
Partly cloudy, with a low around 8.
Wednesday
Mostly sunny, with a high near 24.
Wednesday Night
Partly cloudy, with a low around 8.
Thursday
Partly sunny, with a high near 28.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 22.
Friday
A chance of snow. Mostly cloudy, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alden IL
 42.46°N 88.52°W
Last Update:
4:41 am CST Jan 31, 2026
Forecast Valid:
4am CST Jan 31, 2026-6pm CST Feb 6, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation