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

82°F

28°C

Humidity 87%
Wind Speed S 5 mph
Barometer 29.92 in
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 4 Sep 7:35 pm CDT
Extended Forecast for

Marengo IL

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 9pm and 4am. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84. Northeast wind 5 to 10 mph.

    High: 84 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62. East northeast wind 5 to 10 mph becoming light northeast after midnight. Winds could gust as high as 15 mph.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81. Light east northeast wind increasing to 5 to 10 mph in the morning.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. East wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 59 °F

    Mostly Clear

  • Labor Day

    Labor Day: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 1am. Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 9pm and 4am. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84. Northeast wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 62. East northeast wind 5 to 10 mph becoming light northeast after midnight. Winds could gust as high as 15 mph.
Sunday
Mostly sunny, with a high near 81. Light east northeast wind increasing to 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 59. East wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Labor Day
Mostly sunny, with a high near 81.
Monday Night
Mostly cloudy, with a low around 62.
Tuesday
Partly sunny, with a high near 86.
Tuesday Night
A chance of showers after 1am. Partly cloudy, with a low around 70.
Wednesday
Partly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marengo IL
 42.24°N 88.62°W
Last Update:
7:07 pm CDT Sep 4, 2026
Forecast Valid:
7pm CDT Sep 4, 2026-6pm CDT Sep 11, 2026
 
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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