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.

Fair

49°F

9°C

Humidity 80%
Wind Speed W 8 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 10 Nov 4:54 am CST
Extended Forecast for

Bement IL

  • Today

    Today: Sunny, with a high near 67. West wind 5 to 7 mph becoming north in the afternoon.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 41. Light and variable wind.

    Low: 41 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: A 30 percent chance of showers and thunderstorms, mainly before 3pm. Partly sunny, with a high near 65. South wind 5 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.

    High: 65 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. North northwest wind 13 to 15 mph, with gusts as high as 22 mph.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 48. North northwest wind 15 to 18 mph, with gusts as high as 23 mph.

    High: 48 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44. North northwest wind 10 to 14 mph, with gusts as high as 20 mph.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 67. West wind 5 to 7 mph becoming north in the afternoon.
Tonight
Increasing clouds, with a low around 41. Light and variable wind.
Veterans Day
A 30 percent chance of showers and thunderstorms, mainly before 3pm. Partly sunny, with a high near 65. South wind 5 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
Mostly cloudy, with a low around 37. North northwest wind 13 to 15 mph, with gusts as high as 22 mph.
Thursday
Partly sunny, with a high near 48. North northwest wind 15 to 18 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 28. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 44. North northwest wind 10 to 14 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 23.
Saturday
Sunny, with a high near 47.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bement IL
 39.92°N 88.56°W (Elev. 676 ft)
Last Update:
5:16 am CST Nov 10, 2026
Forecast Valid:
5am CST Nov 10, 2026-6pm CST Nov 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation