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

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Partly Cloudy

47°F

8°C

Humidity 80%
Wind Speed NA
Barometer 30.19 in (1022.2 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 21 May 2:54 am CDT
Extended Forecast for

Maroa IL

  • Overnight

    Overnight: Partly cloudy, with a low around 47. Northeast wind around 10 mph, with gusts as high as 21 mph.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69. East wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54. East wind around 11 mph, with gusts as high as 22 mph.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after noon. Mostly cloudy, with a high near 67. East northeast wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 67 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 1am. Cloudy, with a low around 57. East wind 8 to 14 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 57 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly cloudy, with a high near 77. West wind around 11 mph, with gusts as high as 16 mph.

    High: 77 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 58. South southwest wind 3 to 7 mph.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers. Mostly cloudy, with a high near 79.

    High: 79 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 47. Northeast wind around 10 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 69. East wind 11 to 16 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 54. East wind around 11 mph, with gusts as high as 22 mph.
Friday
A 30 percent chance of showers after noon. Mostly cloudy, with a high near 67. East northeast wind 11 to 14 mph, with gusts as high as 22 mph.
Friday Night
Showers likely, mainly before 1am. Cloudy, with a low around 57. East wind 8 to 14 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly cloudy, with a high near 77. West wind around 11 mph, with gusts as high as 16 mph.
Saturday Night
Mostly cloudy, with a low around 58. South southwest wind 3 to 7 mph.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 79.
Sunday Night
Mostly cloudy, with a low around 59.
Memorial Day
Partly sunny, with a high near 81.
Monday Night
Mostly cloudy, with a low around 61.
Tuesday
A chance of showers. Partly sunny, with a high near 82.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Maroa IL
 40.04°N 88.96°W (Elev. 709 ft)
Last Update:
3:36 am CDT May 21, 2026
Forecast Valid:
3am CDT May 21, 2026-6pm CDT May 27, 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