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

Marengo IL

  • Tonight

    Tonight: Mostly clear, with a low around 26. West wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of snow, mainly between noon and 3pm. Mostly cloudy, with a high near 34. North wind 5 to 15 mph becoming east in the morning.

    High: 34 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18. East northeast wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 32. Northeast wind 5 to 10 mph.

    High: 32 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 18. East wind around 5 mph, with gusts as high as 10 mph.

    Low: 18 °F

    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance Rain

  • Tuesday

    Tuesday: A chance of rain. Cloudy, with a high near 42.

    High: 42 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain before midnight. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 26. West wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph.
Saturday
A 30 percent chance of snow, mainly between noon and 3pm. Mostly cloudy, with a high near 34. North wind 5 to 15 mph becoming east in the morning.
Saturday Night
Mostly cloudy, with a low around 18. East northeast wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.
Sunday
Partly sunny, with a high near 32. Northeast wind 5 to 10 mph.
Sunday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 18. East wind around 5 mph, with gusts as high as 10 mph.
Monday
Partly sunny, with a high near 41.
Monday Night
A 40 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 29.
Tuesday
A chance of rain. Cloudy, with a high near 42.
Tuesday Night
A chance of rain before midnight. Mostly cloudy, with a low around 30.
Wednesday
A chance of rain after noon. Partly sunny, with a high near 48.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 36.
Thursday
Rain likely. Cloudy, with a high near 51.
Thursday Night
A chance of rain. Cloudy, with a low around 38.
Friday
A chance of rain. Cloudy, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marengo IL
 42.24°N 88.62°W
Last Update:
6:06 pm CST Feb 27, 2026
Forecast Valid:
6pm CST Feb 27, 2026-6pm CST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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