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

Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Light Rain Fog/Mist

60°F

16°C

Humidity 96%
Wind Speed SW 16 G 23 mph
Barometer 29.77 in (1007.6 mb)
Dewpoint 59°F (15°C)
Visibility 5.00 mi
Last update 18 Apr 2:54 am CDT
Extended Forecast for

3 Miles W Maroa IL

Flood Watch until April 18, 04:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until April 18, 04:00am

    NOW until 4:00am Sat

    Flood Watch

  • Overnight

    Low: 46 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 54. Breezy, with a west northwest wind 18 to 22 mph, with gusts as high as 30 mph.

    High: 54 °F

    Breezy.
    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy frost after 5am. Otherwise, mostly clear, with a low around 36. West northwest wind 7 to 17 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, sunny, with a high near 60. Breezy, with a west wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 60 °F

    Patchy Frost
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 33. North northeast wind 6 to 14 mph, with gusts as high as 21 mph.

    Low: 33 °F

    Mostly Clear
    then Areas
    Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 60. East northeast wind 6 to 8 mph becoming south in the afternoon.

    High: 60 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. South southeast wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Breezy.

    High: 76 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm, mainly before 5am, then a chance of showers and thunderstorms after 5am. Low around 46. West wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 30 percent chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 54. Breezy, with a west northwest wind 18 to 22 mph, with gusts as high as 30 mph.
Saturday Night
Patchy frost after 5am. Otherwise, mostly clear, with a low around 36. West northwest wind 7 to 17 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 60. Breezy, with a west wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 33. North northeast wind 6 to 14 mph, with gusts as high as 21 mph.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 60. East northeast wind 6 to 8 mph becoming south in the afternoon.
Monday Night
Mostly clear, with a low around 47. South southeast wind 10 to 14 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 76. Breezy.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 83. Breezy.
Thursday Night
A chance of showers. Partly cloudy, with a low around 61.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Maroa IL
 40.04°N 89.02°W (Elev. 699 ft)
Last Update:
3:36 am CDT Apr 18, 2026
Forecast Valid:
3am CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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