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.

A Few Clouds

10°F

-12°C

Humidity 56%
Wind Speed NW 6 mph
Barometer 30.33 in
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 29 Jan 11:45 am CST
Extended Forecast for

Alden IL

  • Today

    Today: Sunny, with a high near 12. Wind chill values as low as -4. Northwest wind 5 to 10 mph.

    High: 12 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 1. Wind chill values as low as -11. North northwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 1 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of snow showers. Mostly sunny, with a high near 16. Wind chill values as low as -12. North wind 5 to 15 mph.

    High: 16 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 4. Wind chill values as low as -10. North northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 21. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 21 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Chance Snow

  • Monday

    Monday: Mostly cloudy, with a high near 27.

    High: 27 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 12. Wind chill values as low as -4. Northwest wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 1. Wind chill values as low as -11. North northwest wind around 5 mph, with gusts as high as 15 mph.
Friday
A 30 percent chance of snow showers. Mostly sunny, with a high near 16. Wind chill values as low as -12. North wind 5 to 15 mph.
Friday Night
Partly cloudy, with a low around 4. Wind chill values as low as -10. North northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 21. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 4.
Sunday
Mostly sunny, with a high near 25.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 15.
Monday
Mostly cloudy, with a high near 27.
Monday Night
Mostly cloudy, with a low around 13.
Tuesday
Partly sunny, with a high near 26.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 14.
Wednesday
A chance of snow. Mostly cloudy, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alden IL
 42.46°N 88.52°W
Last Update:
9:12 am CST Jan 29, 2026
Forecast Valid:
11am CST Jan 29, 2026-6pm CST Feb 4, 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