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: Mostly cloudy, then gradually becoming mostly clear, with a low around 23. East wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 23 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 45. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 45 °F

    Sunny

  • Monday Night

    Monday Night: Isolated showers after midnight. Mostly cloudy, with a low around 32. East southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 20%.

    Low: 32 °F

    Mostly Cloudy
    then Isolated
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before noon. Cloudy, with a high near 45. East southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 70%.

    High: 45 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 36. East northeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.

    Low: 36 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 52. Chance of precipitation is 50%.

    High: 52 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before noon. Mostly cloudy, with a high near 57.

    High: 57 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 23. East wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
Sunny, with a high near 45. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Isolated showers after midnight. Mostly cloudy, with a low around 32. East southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 20%.
Tuesday
Showers likely, mainly before noon. Cloudy, with a high near 45. East southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 70%.
Tuesday Night
A chance of showers before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 36. East northeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 52. Chance of precipitation is 50%.
Wednesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 41. Chance of precipitation is 60%.
Thursday
Showers likely, mainly before noon. Mostly cloudy, with a high near 57.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 43.
Friday
Showers. Mostly cloudy, with a high near 68.
Friday Night
Showers likely. Mostly cloudy, with a low around 39.
Saturday
A chance of showers. Mostly cloudy, with a high near 56.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Sunny, with a high near 62.
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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:
4:16 pm CST Mar 1, 2026
Forecast Valid:
4pm CST Mar 1, 2026-6pm CDT Mar 8, 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