Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
83°F
28°C
| Humidity | 46% |
| Wind Speed | NE 5 mph |
| Barometer | 30.12 in (1019.6 mb) |
| Dewpoint | 60°F (16°C) |
| Visibility | 10.00 mi |
| Heat Index | 83°F (28°C) |
| Last update | 28 Aug 3:54 pm CDT |
Extended Forecast for
Bement IL
Tonight
Low: 61 °F
Mostly Clear
Saturday
High: 85 °F
Increasing
CloudsSaturday Night
Low: 68 °F
Partly Cloudy
Sunday
High: 90 °F
Sunny
Sunday Night
Low: 73 °F
Mostly Clear
Monday
High: 95 °F
Hot
Monday Night
Low: 75 °F
Mostly Clear
Tuesday
High: 97 °F
Hot
Tuesday Night
Low: 76 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 61. Light and variable wind becoming southeast around 5 mph after midnight.
Saturday
Increasing clouds, with a high near 85. South wind 5 to 8 mph.
Saturday Night
Partly cloudy, with a low around 68. South southeast wind 7 to 9 mph.
Sunday
Sunny, with a high near 90. South southwest wind 9 to 15 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 73. South wind 8 to 10 mph.
Monday
Sunny and hot, with a high near 95. South southwest wind 10 to 13 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 75. South wind 8 to 10 mph, with gusts as high as 15 mph.
Tuesday
Sunny and hot, with a high near 97.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Mostly sunny and hot, with a high near 96.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Mostly sunny and hot, with a high near 95.
Thursday Night
Mostly clear, with a low around 73.
Friday
Mostly sunny, with a high near 94.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Bement IL
39.92°N 88.56°W (Elev. 676 ft)
39.92°N 88.56°W (Elev. 676 ft)
3:36 pm CDT Aug 28, 2026
4pm CDT Aug 28, 2026-6pm CDT Sep 4, 2026
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