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.

Light Snow

24°F

-4°C

Humidity 94%
Wind Speed Calm
Barometer 30.34 in
Dewpoint 23°F (-5°C)
Visibility 1.75 mi
Last update 29 Nov 4:55 am CST
Extended Forecast for

De Kalb IL

Winter Storm Warning until November 30, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until November 30, 06:00am

    NOW until 6:00am Sun

    Winter Storm Warning

  • Overnight

    Low: 25 °F

    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. Patchy blowing snow after noon. Steady temperature around 27. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 27 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow, mainly before 3am. Patchy blowing snow before 7pm, then patchy blowing snow after 3am. Low around 25. Blustery, with a south southeast wind 5 to 10 mph becoming west northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 25 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: A 30 percent chance of snow before noon. Patchy blowing snow before 3pm. Mostly cloudy, with a high near 28. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 28 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 5. West northwest wind 5 to 10 mph becoming light northwest after midnight. Winds could gust as high as 15 mph.

    Low: 5 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of snow after noon. Mostly cloudy, with a high near 22.

    High: 22 °F

    Mostly Cloudy
    then Chance
    Snow

  • Monday Night

    Monday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 10. Chance of precipitation is 60%.

    Low: 10 °F

    Snow Likely
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny

Detailed Forecast

Overnight
Snow. Steady temperature around 25. Southeast wind around 10 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow. The snow could be heavy at times. Patchy blowing snow after noon. Steady temperature around 27. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Saturday Night
Snow, mainly before 3am. Patchy blowing snow before 7pm, then patchy blowing snow after 3am. Low around 25. Blustery, with a south southeast wind 5 to 10 mph becoming west northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Sunday
A 30 percent chance of snow before noon. Patchy blowing snow before 3pm. Mostly cloudy, with a high near 28. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 5. West northwest wind 5 to 10 mph becoming light northwest after midnight. Winds could gust as high as 15 mph.
Monday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 22.
Monday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 10. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 20.
Tuesday Night
Mostly cloudy, with a low around 12.
Wednesday
Mostly cloudy, with a high near 28.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 1.
Thursday
Mostly sunny, with a high near 14.
Thursday Night
Mostly cloudy, with a low around 3.
Friday
Mostly cloudy, with a high near 27.
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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:
3:41 am CST Nov 29, 2025
Forecast Valid:
5am CST Nov 29, 2025-6pm CST Dec 5, 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