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

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

De Kalb IL

  • Tonight

    Tonight: Increasing clouds, with a low around 26. Northwest wind around 5 mph becoming calm in the evening.

    Low: 26 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 44. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 44 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. Southeast wind around 5 mph becoming south southwest after midnight. Winds could gust as high as 10 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 51. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. Southwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 10 mph.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 26. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 44. Calm wind becoming south southeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 28. Southeast wind around 5 mph becoming south southwest after midnight. Winds could gust as high as 10 mph.
Friday
Sunny, with a high near 51. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
Mostly clear, with a low around 30. Southwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 10 mph.
Saturday
Partly sunny, with a high near 53.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 32.
Washington's Birthday
Mostly cloudy, with a high near 54.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Mostly cloudy, with a high near 57.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46.
Wednesday
A chance of rain. Mostly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
De Kalb IL
 41.92°N 88.76°W
Last Update:
3:11 pm CST Feb 11, 2026
Forecast Valid:
6pm CST Feb 11, 2026-6pm CST Feb 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation