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

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 25. Northwest wind around 5 mph.

    High: 25 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 15. North northwest wind around 5 mph becoming south southwest after midnight.

    Low: 15 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Isolated snow showers between 9am and 3pm. Mostly cloudy, with a high near 33. South southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 33 °F

    Isolated Snow
    Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers after midnight, mixing with freezing rain after 3am. Mostly cloudy, with a low around 26. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Wintry
    Mix

  • Friday

    Friday: Mostly cloudy, with a high near 39. Breezy, with a north northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 39 °F

    Mostly Cloudy
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 25. Northwest wind around 5 mph.
Tonight
Increasing clouds, with a low around 15. North northwest wind around 5 mph becoming south southwest after midnight.
Thursday
Isolated snow showers between 9am and 3pm. Mostly cloudy, with a high near 33. South southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers after midnight, mixing with freezing rain after 3am. Mostly cloudy, with a low around 26. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 39. Breezy, with a north northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Mostly sunny, with a high near 30.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Partly sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 47.
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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:
12:11 pm CST Feb 4, 2026
Forecast Valid:
12pm CST Feb 4, 2026-6pm CST Feb 10, 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