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

21°F

-6°C

Humidity 86%
Wind Speed SW 8 mph
Barometer 30.05 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 1 Feb 10:55 pm CST
Extended Forecast for

Alden IL

  • Tonight

    Tonight: Snow showers likely before 2am, then patchy freezing rain. Cloudy, with a low around 18. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. Total nighttime snow accumulation of less than a half inch possible.

    Low: 18 °F

    Wintry Mix
    Likely

  • Monday

    Monday: Patchy freezing rain before 7am. Mostly cloudy, with a high near 25. West northwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.

    High: 25 °F

    Patchy
    Freezing Rain
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11. West northwest wind around 5 mph.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 22. North wind around 5 mph, with gusts as high as 10 mph.

    High: 22 °F

    Sunny

  • Tuesday Night

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

    Low: 5 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 22.

    High: 22 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow before midnight. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Snow showers likely before 2am, then patchy freezing rain. Cloudy, with a low around 18. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. Total nighttime snow accumulation of less than a half inch possible.
Monday
Patchy freezing rain before 7am. Mostly cloudy, with a high near 25. West northwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 11. West northwest wind around 5 mph.
Tuesday
Sunny, with a high near 22. North wind around 5 mph, with gusts as high as 10 mph.
Tuesday Night
Mostly clear, with a low around 5. North wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 22.
Wednesday Night
Partly cloudy, with a low around 9.
Thursday
Partly sunny, with a high near 32.
Thursday Night
A chance of snow before midnight. Mostly cloudy, with a low around 24.
Friday
Partly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 7.
Saturday
Mostly sunny, with a high near 21.
Saturday Night
Mostly cloudy, with a low around 13.
Sunday
Mostly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alden IL
 42.46°N 88.52°W
Last Update:
11:11 pm CST Feb 1, 2026
Forecast Valid:
11pm CST Feb 1, 2026-6pm CST Feb 8, 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