Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Overcast
39°F
4°C
| Humidity | 60% |
| Wind Speed | N 8 mph |
| Barometer | 30.12 in (1020.3 mb) |
| Dewpoint | 26°F (-3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 33°F (1°C) |
| Last update | 14 Mar 1:54 am CDT |
Extended Forecast for
6 Miles NNW Shelbyville IL
Overnight
Low: 32 °F
Mostly Cloudy
Saturday
High: 54 °F
Partly Sunny
Saturday Night
Low: 46 °F
Partly Cloudy
Sunday
High: 65 °F
Mostly Cloudy
and Breezy
then Rain and
WindySunday Night
Low: 20 °F
Rain/Snow and
Patchy
Blowing SnowMonday
High: 25 °F
Chance Snow
and BlusteryMonday Night
Low: 9 °F
Mostly Cloudy
and Blustery
then Mostly
CloudyTuesday
High: 28 °F
Mostly Sunny
Tuesday Night
Low: 22 °F
Chance Snow
Detailed Forecast
Overnight
Mostly cloudy, with a low around 32. Northeast wind around 6 mph.
Saturday
Partly sunny, with a high near 54. East wind 6 to 15 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 46. East southeast wind 11 to 16 mph, with gusts as high as 26 mph.
Sunday
Rain, mainly after 1pm. High near 65. Windy, with a south wind 21 to 30 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain before 10pm, then rain and snow between 10pm and 1am, then a chance of snow after 1am. Patchy blowing snow after 2am. Low around 20. Blustery, with a south wind 23 to 26 mph becoming west northwest after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Monday
A 40 percent chance of snow before 1pm. Cloudy, with a high near 25. Blustery, with a west northwest wind around 26 mph, with gusts as high as 39 mph.
Monday Night
Mostly cloudy, with a low around 9. Blustery, with a west northwest wind 14 to 21 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 28.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 54.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 63.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
6 Miles NNW Shelbyville IL
39.48°N 88.85°W (Elev. 633 ft)
39.48°N 88.85°W (Elev. 633 ft)
2:16 am CDT Mar 14, 2026
2am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
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