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.

Partly Cloudy

48°F

9°C

Humidity 50%
Wind Speed SW 7 mph
Barometer 30.04 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 13 Feb 4:45 pm CST
Extended Forecast for

2 Miles NW Alden IL

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly clear, with a low around 26. Southwest wind around 5 mph becoming calm in the evening.

    Low: 26 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 52. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 52 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. South southeast wind around 5 mph becoming calm.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 54. West southwest wind around 5 mph becoming north northwest in the afternoon.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36. Calm wind becoming south southwest around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 36 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Showers
    Likely

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 26. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 52. Calm wind becoming south southwest around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 31. South southeast wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 54. West southwest wind around 5 mph becoming north northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 36. Calm wind becoming south southwest around 5 mph after midnight. Winds could gust as high as 10 mph.
Washington's Birthday
Mostly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Mostly cloudy, with a high near 50.
Tuesday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 42.
Wednesday
A chance of showers before noon. Partly sunny, with a high near 54.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 31.
Thursday
A chance of showers. Mostly cloudy, with a high near 42.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 29.
Friday
Mostly cloudy, with a high near 37.
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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:
3:11 pm CST Feb 13, 2026
Forecast Valid:
5pm CST Feb 13, 2026-6pm CST Feb 20, 2026
 
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Additional Resources

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Chance of Precipitation