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.

Mostly Cloudy

46°F

8°C

Humidity 41%
Wind Speed NW 14 mph
Barometer 30.17 in
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 19 Apr 6:35 pm CDT
Extended Forecast for

De Kalb IL

Freeze Warning April 20, 12:00am until April 20, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Widespread frost after midnight. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 27. Northwest wind 10 to 15 mph becoming light north northwest after midnight. Winds could gust as high as 25 mph.

    Low: 27 °F

    Partly Cloudy
    then Frost

  • Monday

    Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 54. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 54 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. West southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. West wind 5 to 10 mph becoming north after midnight.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Breezy.

    High: 80 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers after 1am. Mostly cloudy, with a low around 59. Breezy.

    Low: 59 °F

    Breezy.
    Chance
    T-storms then
    Showers

Detailed Forecast

Tonight
Widespread frost after midnight. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 27. Northwest wind 10 to 15 mph becoming light north northwest after midnight. Winds could gust as high as 25 mph.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 54. Light and variable wind becoming south 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 42. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 73. West southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 49. West wind 5 to 10 mph becoming north after midnight.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 80. Breezy.
Thursday Night
A chance of showers and thunderstorms, then showers after 1am. Mostly cloudy, with a low around 59. Breezy.
Friday
A chance of showers. Mostly cloudy, with a high near 70.
Friday Night
A chance of showers. Mostly cloudy, with a low around 45.
Saturday
Partly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
De Kalb IL
 41.92°N 88.76°W
Last Update:
6:46 pm CDT Apr 19, 2026
Forecast Valid:
6pm CDT Apr 19, 2026-6pm CDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation