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.

A Few Clouds and Breezy

81°F

27°C

Humidity 54%
Wind Speed S 22 G 35 mph
Barometer 29.76 in (1007.3 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 17 Apr 3:54 pm CDT
Extended Forecast for

3 Miles W Maroa IL

Flood Watch April 17, 06:00pm until April 18, 04:00am
Tornado Watch until April 17, 11:00pm
Click here for hazard details and duration
Flood Watch
Tornado Watch
  •  
    Tornado Watch until April 17, 11:00pm

    NOW until 11:00pm Fri

    Tornado Watch

  • This Afternoon

    High: 83 °F

    Slight Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms. Some of the storms could produce heavy rainfall. Low around 46. Breezy, with a south wind 17 to 20 mph becoming west southwest in the evening. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 46 °F

    Heavy Rain
    and Breezy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 54. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 29 mph.

    High: 54 °F

    Breezy.
    Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: Patchy frost after 2am. Otherwise, mostly clear, with a low around 36. Northwest wind 8 to 17 mph becoming west southwest after midnight. Winds could gust as high as 24 mph.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 9am. Otherwise, sunny, with a high near 60. Breezy, with a southwest wind 8 to 13 mph becoming west northwest 16 to 21 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 60 °F

    Patchy Frost
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Areas of frost after 2am. Otherwise, mostly clear, with a low around 35. North northwest wind 6 to 14 mph becoming northeast after midnight. Winds could gust as high as 20 mph.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Monday

    Monday: Areas of frost before 9am. Otherwise, sunny, with a high near 61. East wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 15 mph.

    High: 61 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83. Breezy, with a south wind around 23 mph, with gusts as high as 32 mph.
Tonight
Showers and thunderstorms. Some of the storms could produce heavy rainfall. Low around 46. Breezy, with a south wind 17 to 20 mph becoming west southwest in the evening. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Saturday
A 30 percent chance of showers, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 54. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 29 mph.
Saturday Night
Patchy frost after 2am. Otherwise, mostly clear, with a low around 36. Northwest wind 8 to 17 mph becoming west southwest after midnight. Winds could gust as high as 24 mph.
Sunday
Patchy frost before 9am. Otherwise, sunny, with a high near 60. Breezy, with a southwest wind 8 to 13 mph becoming west northwest 16 to 21 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Areas of frost after 2am. Otherwise, mostly clear, with a low around 35. North northwest wind 6 to 14 mph becoming northeast after midnight. Winds could gust as high as 20 mph.
Monday
Areas of frost before 9am. Otherwise, sunny, with a high near 61. East wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 15 mph.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Mostly sunny, with a high near 77. Breezy.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
A chance of showers. Partly cloudy, with a low around 62.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 76. 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:
3:37 pm CDT Apr 17, 2026
Forecast Valid:
4pm CDT Apr 17, 2026-6pm CDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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