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

Hazardous Weather Conditions

Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Overcast

44°F

7°C

Humidity 95%
Wind Speed NA
Barometer 29.76 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 26 Dec 1:35 pm CST
Extended Forecast for

De Kalb IL

  • This Afternoon

    This Afternoon: Cloudy, with a steady temperature around 43. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 43 °F

    Cloudy

  • Tonight

    Tonight: Patchy fog after 9pm. Otherwise, cloudy, with a low around 36. Northwest wind around 5 mph becoming calm. Winds could gust as high as 10 mph.

    Low: 36 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of fog before noon. Otherwise, cloudy, with a high near 45. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 45 °F

    Areas Fog
    then Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of showers. Cloudy, with a low around 42. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after noon. Cloudy, with a high near 54. South wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%.

    High: 54 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and midnight, then a chance of snow showers after midnight. Cloudy, with a low around 17. Blustery. Chance of precipitation is 50%.

    Low: 17 °F

    Blustery.
    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Monday

    Monday: A 20 percent chance of snow showers before noon. Mostly cloudy, with a high near 23. Blustery.

    High: 23 °F

    Blustery.
    Slight Chance
    Snow Showers
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 12. Blustery.

    Low: 12 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a steady temperature around 43. Northwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Patchy fog after 9pm. Otherwise, cloudy, with a low around 36. Northwest wind around 5 mph becoming calm. Winds could gust as high as 10 mph.
Saturday
Areas of fog before noon. Otherwise, cloudy, with a high near 45. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A 40 percent chance of showers. Cloudy, with a low around 42. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
Showers likely, mainly after noon. Cloudy, with a high near 54. South wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%.
Sunday Night
A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and midnight, then a chance of snow showers after midnight. Cloudy, with a low around 17. Blustery. Chance of precipitation is 50%.
Monday
A 20 percent chance of snow showers before noon. Mostly cloudy, with a high near 23. Blustery.
Monday Night
Mostly clear, with a low around 12. Blustery.
Tuesday
Mostly sunny, with a high near 29.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
Mostly cloudy, with a high near 26.
Wednesday Night
Mostly cloudy, with a low around 9.
New Year's Day
Mostly sunny, with a high near 21.
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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:
12:20 pm CST Dec 26, 2025
Forecast Valid:
1pm CST Dec 26, 2025-6pm CST Jan 1, 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