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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

De Kalb IL

Wind Advisory February 20, 06:00am until February 20, 04:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: A chance of rain showers before 5am, then a chance of rain and snow showers. Cloudy, with a low around 32. Breezy, with a southeast wind 10 to 15 mph becoming southwest 15 to 20 mph. Winds could gust as high as 40 mph. Chance of precipitation is 40%.

    Low: 32 °F

    Chance
    Rain/Snow and
    Breezy

  • Friday

    Friday: Snow, possibly mixed with rain before 7am, then snow between 7am and noon, then a chance of flurries after noon. Temperature falling to around 31 by 9am. Windy, with a west wind 20 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 34 °F⇓

    Rain/Snow and
    Windy then
    Chance
    Flurries and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22. Breezy, with a west northwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.

    Low: 22 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 35. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 35 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 29. Blustery.

    High: 29 °F

    Mostly Cloudy
    and Blustery

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of rain showers before 5am, then a chance of rain and snow showers. Cloudy, with a low around 32. Breezy, with a southeast wind 10 to 15 mph becoming southwest 15 to 20 mph. Winds could gust as high as 40 mph. Chance of precipitation is 40%.
Friday
Snow, possibly mixed with rain before 7am, then snow between 7am and noon, then a chance of flurries after noon. Temperature falling to around 31 by 9am. Windy, with a west wind 20 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 22. Breezy, with a west northwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.
Saturday
Partly sunny, with a high near 35. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 22. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly cloudy, with a high near 29. Blustery.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 30.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 47.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Mostly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
De Kalb IL
 41.92°N 88.76°W
Last Update:
1:10 am CST Feb 20, 2026
Forecast Valid:
1am CST Feb 20, 2026-6pm CST Feb 26, 2026
 
Forecast Discussion
 
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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