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.

Fair

28°F

-2°C

Humidity 76%
Wind Speed N 12 mph
Barometer 30.34 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 23 Mar 7:15 am CDT
Extended Forecast for

De Kalb IL

  • Today

    Today: Sunny, with a high near 44. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 44 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 30. East northeast wind 5 to 10 mph becoming south after midnight.

    Low: 30 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 53. South wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 66. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 66 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers before 1am. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 44. North wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 30. East northeast wind 5 to 10 mph becoming south after midnight.
Tuesday
Partly sunny, with a high near 53. South wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 36. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Partly sunny, with a high near 66. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77.
Thursday Night
A chance of showers before 1am. Mostly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 44.
Friday Night
Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Partly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
De Kalb IL
 41.92°N 88.76°W
Last Update:
6:56 am CDT Mar 23, 2026
Forecast Valid:
7am CDT Mar 23, 2026-6pm CDT Mar 29, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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