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Hazardous Weather Conditions
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
53°F
12°C
| Humidity | 51% |
| Wind Speed | Calm |
| Barometer | 30.55 in (1034.7 mb) |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Last update | 17 Oct 12:54 pm CDT |
Extended Forecast for
Taylorville IL
Frost Advisory October 18, 01:00am until October 18, 09:00am
This Afternoon
High: 59 °F
Sunny
Tonight
Low: 35 °F
Clear then
Areas FrostSunday
High: 66 °F
Areas Frost
then SunnySunday Night
Low: 36 °F
Clear
Monday
High: 72 °F
Sunny
Monday Night
Low: 40 °F
Mostly Clear
Tuesday
High: 75 °F
Sunny
Tuesday Night
Low: 43 °F
Mostly Clear
Wednesday
High: 78 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 59. Calm wind.
Tonight
Areas of frost after 4am. Otherwise, clear, with a low around 35. Light south southeast wind.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 66. South wind 5 to 8 mph.
Sunday Night
Clear, with a low around 36. South southeast wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 72. Light south southeast wind.
Monday Night
Mostly clear, with a low around 40. Calm wind.
Tuesday
Sunny, with a high near 75. Calm wind.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 82.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Taylorville IL
39.54°N 89.24°W (Elev. 600 ft)
39.54°N 89.24°W (Elev. 600 ft)
11:46 am CDT Oct 17, 2026
1pm CDT Oct 17, 2026-6pm CDT Oct 23, 2026
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