National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Partly Cloudy

48°F

9°C

Humidity 49%
Wind Speed NW 17 G 28 mph
Barometer 30.21 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 6 Apr 4:15 pm CDT
Extended Forecast for

Marengo IL

  • Tonight

    Tonight: Partly cloudy, with a low around 23. Northwest wind 10 to 15 mph becoming north northeast after midnight. Winds could gust as high as 25 mph.

    Low: 23 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 41. Northeast wind around 10 mph becoming east southeast in the afternoon.

    High: 41 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain showers, snow showers, and sleet between 1am and 4am, then a slight chance of rain showers after 4am. Increasing clouds, with a low around 30. East southeast wind 10 to 15 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Wintry Mix

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 64 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 50. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 66.

    High: 66 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 59.

    High: 59 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 23. Northwest wind 10 to 15 mph becoming north northeast after midnight. Winds could gust as high as 25 mph.
Tuesday
Sunny, with a high near 41. Northeast wind around 10 mph becoming east southeast in the afternoon.
Tuesday Night
A chance of rain showers, snow showers, and sleet between 1am and 4am, then a slight chance of rain showers after 4am. Increasing clouds, with a low around 30. East southeast wind 10 to 15 mph. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 64. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Wednesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 50. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Thursday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 66.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Friday
A chance of showers. Mostly cloudy, with a high near 59.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 48.
Sunday
A chance of showers. Mostly cloudy, with a high near 75. Breezy.
Sunday Night
Showers likely. Cloudy, with a low around 61.
Monday
Showers likely. Mostly cloudy, with a high near 76. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marengo IL
 42.24°N 88.62°W
Last Update:
4:01 pm CDT Apr 6, 2026
Forecast Valid:
4pm CDT Apr 6, 2026-6pm CDT Apr 13, 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