News Headlines
- This week is Severe Weather Preparedness Week in Illinois! Click here for more details and safety info!
- February 2026 and Meteorological Winter 2025-26 Climate Summaries
- Spring Seminars and Virtual Spotter Training: Click Here for More Information!
- Spring Flood Outlook: Below average to near average flood risk for area river basins
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
High: 44 °F
Mostly Sunny
Tonight
Low: 29 °F
Mostly Cloudy
then Slight
Chance
Freezing RainTuesday
High: 45 °F
Chance
ShowersTuesday Night
Low: 30 °F
Partly Cloudy
then Slight
Chance
Rain/Freezing
RainWednesday
High: 50 °F
Chance
ShowersWednesday Night
Low: 39 °F
Showers
LikelyThursday
High: 54 °F
Showers
LikelyThursday Night
Low: 41 °F
Mostly Cloudy
then Chance
ShowersFriday
High: 65 °F
Showers
Detailed Forecast
Today
Mostly sunny, with a high near 44. Southeast wind 5 to 10 mph.
Tonight
A slight chance of freezing rain after 5am. Mostly cloudy, with a low around 29. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers, mainly between 11am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 45. Calm wind.
Tuesday Night
A slight chance of rain showers between midnight and 3am, then a slight chance of freezing rain after 3am. Partly cloudy, with a low around 30. Calm wind becoming east northeast around 5 mph. Chance of precipitation is 20%.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 50. East wind 5 to 10 mph.
Wednesday Night
A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers likely after midnight. Cloudy, with a low around 39. Chance of precipitation is 60%.
Thursday
Showers likely. Cloudy, with a high near 54. Chance of precipitation is 70%.
Thursday Night
A chance of showers after midnight. Mostly cloudy, with a low around 41.
Friday
Showers. Mostly cloudy, with a high near 65.
Friday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 51.
Saturday
A chance of showers. Mostly cloudy, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 60.
Additional Forecasts and Information
Basemap Options
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Marengo IL
42.24°N 88.62°W
42.24°N 88.62°W
9:50 am CST Mar 2, 2026
11am CST Mar 2, 2026-6pm CDT Mar 8, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
