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

  • Today

    Today: Sunny, with a high near 44. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 44 °F

    Sunny

  • Tonight

    Tonight: A slight chance of rain or freezing rain after 2am. Mostly cloudy, with a low around 31. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Freezing
    Rain

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 43. Calm wind becoming east southeast around 5 mph in the morning.

    High: 43 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 33. East northeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 33 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers. Partly sunny, with a high near 48. East wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 48 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Cloudy, with a low around 40. Chance of precipitation is 70%.

    Low: 40 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Cloudy, with a high near 54. Chance of precipitation is 60%.

    High: 54 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers after midnight. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers. Cloudy, with a high near 65.

    High: 65 °F

    Showers

Detailed Forecast

Today
Sunny, with a high near 44. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
A slight chance of rain or freezing rain after 2am. Mostly cloudy, with a low around 31. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 43. Calm wind becoming east southeast around 5 mph in the morning.
Tuesday Night
A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 33. East northeast wind around 5 mph, with gusts as high as 15 mph.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 48. East wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Cloudy, with a low around 40. Chance of precipitation is 70%.
Thursday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Cloudy, with a high near 54. Chance of precipitation is 60%.
Thursday Night
A chance of showers after midnight. Mostly cloudy, with a low around 40.
Friday
Showers. Cloudy, with a high near 65.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 46.
Saturday
A chance of showers. Mostly cloudy, with a high near 58.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marengo IL
 42.24°N 88.62°W
Last Update:
4:21 am CST Mar 2, 2026
Forecast Valid:
5am CST Mar 2, 2026-6pm CDT Mar 8, 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