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

5°F

-15°C

Humidity 66%
Wind Speed NA
Barometer 30.28 in
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 27 Jan 9:15 pm CST
Extended Forecast for

Marengo IL

  • Tonight

    Tonight: Mostly clear, with a low around -1. Wind chill values as low as -15. West wind 5 to 10 mph.

    Low: -1 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 13. Wind chill values as low as -15. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 13 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -3. Wind chill values as low as -13. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: -3 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 11. Wind chill values as low as -13. North northwest wind 5 to 10 mph.

    High: 11 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -2. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: -2 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of snow. Mostly sunny, with a high near 14.

    High: 14 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 20.

    High: 20 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 4.

    Low: 4 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around -1. Wind chill values as low as -15. West wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 13. Wind chill values as low as -15. West wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around -3. Wind chill values as low as -13. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 11. Wind chill values as low as -13. North northwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around -2. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
A 20 percent chance of snow. Mostly sunny, with a high near 14.
Friday Night
Partly cloudy, with a low around 3.
Saturday
Mostly sunny, with a high near 20.
Saturday Night
Partly cloudy, with a low around 4.
Sunday
A chance of snow after noon. Mostly sunny, with a high near 23.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 13.
Monday
Mostly cloudy, with a high near 25.
Monday Night
Mostly cloudy, with a low around 10.
Tuesday
Partly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marengo IL
 42.24°N 88.62°W
Last Update:
9:17 pm CST Jan 27, 2026
Forecast Valid:
9pm CST Jan 27, 2026-6pm CST Feb 3, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation