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.

Fair

77°F

25°C

Humidity 53%
Wind Speed W 6 mph
Barometer 30.07 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 13 Jul 1:15 pm CDT
Extended Forecast for

De Kalb IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 80. West wind 5 to 10 mph.

    High: 80 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 64. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 86. West southwest wind around 5 mph.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. West southwest wind around 5 mph becoming calm.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 88. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 69. Chance of precipitation is 10%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Chance of precipitation is 50%.

    High: 88 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80.

    High: 80 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Partly sunny, with a high near 80. West wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 64. Calm wind becoming south southwest around 5 mph after midnight.
Monday
Sunny, with a high near 86. West southwest wind around 5 mph.
Monday Night
Mostly clear, with a low around 65. West southwest wind around 5 mph becoming calm.
Tuesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 88. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 69. Chance of precipitation is 10%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Thursday
A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 61.
Saturday
A chance of showers. Partly sunny, with a high near 81.
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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:
12:42 pm CDT Jul 13, 2025
Forecast Valid:
1pm CDT Jul 13, 2025-6pm CDT Jul 19, 2025
 
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Additional Resources

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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