Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fog/Mist

49°F

9°C

Humidity 100%
Wind Speed NE 6 mph
Barometer 29.99 in (1015.9 mb)
Dewpoint 49°F (9°C)
Visibility 3.00 mi
Wind Chill46°F (8°C)
Last update 4 Mar 4:54 pm CST
Extended Forecast for

2 Miles NNW Moweaqua IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms.  Patchy fog.  Otherwise, cloudy, with a high near 55. East southeast wind around 5 mph.

    High: 55 °F

    Chance
    T-storms and
    Patchy Fog

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm.  Patchy fog. Low around 51. Light and variable wind becoming south southwest 5 to 7 mph after midnight.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 10am, then a slight chance of showers between 10am and noon.  Patchy fog before noon. High near 63. South wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 16 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm after midnight.  Mostly cloudy, with a low around 51. Calm wind becoming south southeast 5 to 8 mph in the evening. Winds could gust as high as 15 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers.  Partly sunny, with a high near 76. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph in the morning. Winds could gust as high as 30 mph.

    High: 76 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers and possibly a thunderstorm after midnight.  Low around 54. South wind 16 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers before noon.  Mostly cloudy, with a high near 64. Southwest wind 10 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 64 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Patchy fog. Otherwise, cloudy, with a high near 55. East southeast wind around 5 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Patchy fog. Low around 51. Light and variable wind becoming south southwest 5 to 7 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm before 10am, then a slight chance of showers between 10am and noon. Patchy fog before noon. High near 63. South wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 51. Calm wind becoming south southeast 5 to 8 mph in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 76. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph in the morning. Winds could gust as high as 30 mph.
Friday Night
A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers and possibly a thunderstorm after midnight. Low around 54. South wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 50 percent chance of showers before noon. Mostly cloudy, with a high near 64. Southwest wind 10 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 73.
Monday Night
A chance of rain and thunderstorms. Mostly clear, with a low around 58.
Tuesday
Rain. Mostly cloudy, with a high near 73. Breezy.
Tuesday Night
Rain. Mostly cloudy, with a low around 45. Breezy.
Wednesday
Rain likely. Mostly cloudy, with a high near 54. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Moweaqua IL
 39.65°N 89.04°W (Elev. 607 ft)
4:21 pm CST Mar 4, 2026
4pm CST Mar 4, 2026-6pm CDT Mar 11, 2026
 
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Additional Resources

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