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.

Partly Cloudy and Breezy

44°F

7°C

Humidity 42%
Wind Speed NW 21 G 26 mph
Barometer 30.40 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 27 Mar 3:35 pm CDT
Extended Forecast for

De Kalb IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a steady temperature around 43. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 43 °F

    Mostly Sunny

  • Tonight

    Tonight: Clear, with a low around 22. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 48. Light west southwest wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. South southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 62. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 62 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74. Breezy.

    High: 74 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a steady temperature around 43. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 22. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 48. Light west southwest wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 37. South southwest wind around 15 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 62. South southwest wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 76.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74. Breezy.
Tuesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 36.
Wednesday
A chance of showers. Partly sunny, with a high near 46.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 32.
Thursday
A chance of rain and snow showers. Mostly cloudy, with a high near 46. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
De Kalb IL
 41.92°N 88.76°W
Last Update:
3:31 pm CDT Mar 27, 2026
Forecast Valid:
3pm CDT Mar 27, 2026-6pm CDT Apr 2, 2026
 
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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