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

2°F

-17°C

Humidity 68%
Wind Speed N 7 mph
Barometer 30.26 in
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Wind Chill-11°F (-24°C)
Last update 29 Jan 1:55 am CST
Extended Forecast for

Marengo IL

  • Overnight

    Overnight: Mostly clear, with a low around -3. Wind chill values as low as -14. North northwest wind around 5 mph.

    Low: -3 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 12. Wind chill values as low as -14. Northwest wind 5 to 10 mph.

    High: 12 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -1. Wind chill values as low as -11. Calm wind becoming north northwest around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: -1 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of snow showers. Partly sunny, with a high near 17. Wind chill values as low as -12. North wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 17 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 4. North northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 20.

    High: 20 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of snow before midnight. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around -3. Wind chill values as low as -14. North northwest wind around 5 mph.
Thursday
Sunny, with a high near 12. Wind chill values as low as -14. Northwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around -1. Wind chill values as low as -11. Calm wind becoming north northwest around 5 mph after midnight. Winds could gust as high as 10 mph.
Friday
A 40 percent chance of snow showers. Partly sunny, with a high near 17. Wind chill values as low as -12. North wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 4. North northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 20.
Saturday Night
Mostly clear, with a low around 4.
Sunday
Mostly sunny, with a high near 25.
Sunday Night
A chance of snow before midnight. Mostly cloudy, with a low around 14.
Monday
Mostly cloudy, with a high near 28.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Partly sunny, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
A chance of snow. Mostly cloudy, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marengo IL
 42.26°N 88.62°W
Last Update:
8:37 pm CST Jan 28, 2026
Forecast Valid:
2am CST Jan 29, 2026-6pm CST Feb 4, 2026
 
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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