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

12°F

-11°C

Humidity 72%
Wind Speed N 10 mph
Barometer 30.28 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill-1°F (-18°C)
Last update 4 Dec 12:55 am CST
Extended Forecast for

Sycamore IL

  • Overnight

    Overnight: Mostly clear, with a low around -1. Wind chill values as low as -12. North northwest wind around 10 mph, with gusts as high as 15 mph.

    Low: -1 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and cold, with a high near 10. Wind chill values as low as -14. North northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 10 mph.

    High: 10 °F

    Cold

  • Thursday Night

    Thursday Night: Partly cloudy, with a temperature falling to near -4 by 8pm, then rising to around 4 during the remainder of the night. Wind chill values as low as -12. South wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: -4 °F⇑

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 24. Wind chill values as low as -10. South southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 24 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 18. South southwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 15 mph.

    Low: 18 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 27.

    High: 27 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 12.

    Low: 12 °F

    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 1.

    Low: 1 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around -1. Wind chill values as low as -12. North northwest wind around 10 mph, with gusts as high as 15 mph.
Thursday
Sunny and cold, with a high near 10. Wind chill values as low as -14. North northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 10 mph.
Thursday Night
Partly cloudy, with a temperature falling to near -4 by 8pm, then rising to around 4 during the remainder of the night. Wind chill values as low as -12. South wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
Partly sunny, with a high near 24. Wind chill values as low as -10. South southwest wind around 10 mph, with gusts as high as 20 mph.
Friday Night
A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 18. South southwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 15 mph.
Saturday
Mostly cloudy, with a high near 27.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 12.
Sunday
Partly sunny, with a high near 22.
Sunday Night
Mostly cloudy, with a low around 1.
Monday
Partly sunny, with a high near 21.
Monday Night
A chance of snow. Mostly cloudy, with a low around 12.
Tuesday
Mostly cloudy, with a high near 31.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 22.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sycamore IL
 41.98°N 88.67°W
Last Update:
11:46 pm CST Dec 3, 2025
Forecast Valid:
1am CST Dec 4, 2025-6pm CST Dec 10, 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