National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

28°F

-2°C

Humidity 74%
Wind Speed W 12 mph
Barometer 29.94 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 20 Feb 9:35 pm CST
Extended Forecast for

2 Miles NW Alden IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 32. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 32 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Cloudy, with a low around 21. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 21 °F

    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 28. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 28 °F

    Blustery.
    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 15. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 15 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 23. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Mostly cloudy, with a high near 32. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A 40 percent chance of snow. Cloudy, with a low around 21. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 28. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 15. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 27.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Mostly cloudy, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
A chance of snow after noon. Partly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Mostly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Alden IL
 42.48°N 88.55°W
Last Update:
9:21 pm CST Feb 20, 2026
Forecast Valid:
9pm CST Feb 20, 2026-6pm CST Feb 27, 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