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

23°F

-5°C

Humidity 87%
Wind Speed Calm
Barometer 30.31 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 1 Dec 11:15 am CST
Extended Forecast for

De Kalb IL

Winter Weather Advisory December 1, 02:00pm until December 2, 12:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: A chance of snow with intermittent flurries between 1pm and 2pm, then snow after 2pm. High near 25. South wind around 5 mph. Chance of precipitation is 100%. Total daytime snow accumulation of around an inch possible.

    High: 25 °F

    Snow

  • Tonight

    Tonight: Snow, mainly before 11pm. Low around 13. Southeast wind around 5 mph becoming west northwest after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 13 °F

    Snow then
    Slight Chance
    Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 22. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 22 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow, mainly after noon. Cloudy, with a high near 32. South southwest wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 32 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -4.

    Low: -4 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Sunny and cold, with a high near 8.

    High: 8 °F

    Cold

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -7.

    Low: -7 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

Detailed Forecast

Today
A chance of snow with intermittent flurries between 1pm and 2pm, then snow after 2pm. High near 25. South wind around 5 mph. Chance of precipitation is 100%. Total daytime snow accumulation of around an inch possible.
Tonight
Snow, mainly before 11pm. Low around 13. Southeast wind around 5 mph becoming west northwest after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Partly sunny, with a high near 22. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 16. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
A 40 percent chance of snow, mainly after noon. Cloudy, with a high near 32. South southwest wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -4.
Thursday
Sunny and cold, with a high near 8.
Thursday Night
Partly cloudy, with a low around -7.
Friday
Partly sunny, with a high near 22.
Friday Night
Mostly cloudy, with a low around 14.
Saturday
Mostly cloudy, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 16.
Sunday
Mostly cloudy, with a high near 26.
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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:
11:06 am CST Dec 1, 2025
Forecast Valid:
11am CST Dec 1, 2025-6pm CST Dec 7, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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