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

62°F

17°C

Humidity 51%
Wind Speed W 12 mph
Barometer 30.17 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 9 Apr 11:55 am CDT
Extended Forecast for

Marengo IL

  • This Afternoon

    This Afternoon: A 10 percent chance of showers after 5pm. Increasing clouds, with a high near 66. West southwest wind 5 to 10 mph.

    High: 66 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Showers before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then showers after 1am. Low around 43. West northwest wind 5 to 10 mph becoming east northeast in the evening. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 43 °F

    Showers

  • Friday

    Friday: A 30 percent chance of showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 56. North northwest wind around 10 mph.

    High: 56 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 34. Northeast wind 5 to 10 mph becoming light east after midnight.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 58. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Cloudy, with a low around 49. Chance of precipitation is 40%.

    Low: 49 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 73. Breezy. Chance of precipitation is 40%.

    High: 73 °F

    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers likely, mainly before 1am. Cloudy, with a low around 62. Breezy.

    Low: 62 °F

    Showers
    Likely and
    Breezy

  • Monday

    Monday: A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78.

    High: 78 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 10 percent chance of showers after 5pm. Increasing clouds, with a high near 66. West southwest wind 5 to 10 mph.
Tonight
Showers before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then showers after 1am. Low around 43. West northwest wind 5 to 10 mph becoming east northeast in the evening. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Friday
A 30 percent chance of showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 56. North northwest wind around 10 mph.
Friday Night
Mostly clear, with a low around 34. Northeast wind 5 to 10 mph becoming light east after midnight.
Saturday
Mostly sunny, with a high near 58. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms. Cloudy, with a low around 49. Chance of precipitation is 40%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 73. Breezy. Chance of precipitation is 40%.
Sunday Night
Showers likely, mainly before 1am. Cloudy, with a low around 62. Breezy.
Monday
A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78.
Monday Night
Showers likely. Mostly cloudy, with a low around 63.
Tuesday
Showers and possibly a thunderstorm. Partly sunny, with a high near 75.
Tuesday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 48.
Wednesday
A chance of showers. Mostly cloudy, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marengo IL
 42.24°N 88.62°W
Last Update:
10:57 am CDT Apr 9, 2026
Forecast Valid:
12pm CDT Apr 9, 2026-6pm CDT Apr 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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