Hazardous Weather Conditions
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
10°F
-12°C
| Humidity | 76% |
| Wind Speed | SW 13 mph |
| Barometer | 30.13 in (1021.7 mb) |
| Dewpoint | 4°F (-16°C) |
| Visibility | 10.00 mi |
| Wind Chill | -5°F (-21°C) |
| Last update | 27 Jan 6:54 am CST |
Extended Forecast for
3 Miles S La Place IL
Cold Weather Advisory January 27, 09:00pm until January 28, 10:00am
Today
High: 20 °F
Patchy
Blowing Snow
then Mostly
SunnyTonight

Low: -8 °F
Mostly Clear
Wednesday

High: 19 °F
Mostly Sunny
Wednesday Night

Low: -3 °F
Partly Cloudy
Thursday

High: 13 °F
Mostly Cloudy
Thursday Night

Low: -5 °F
Decreasing
CloudsFriday

High: 11 °F
Mostly Sunny
Friday Night

Low: -3 °F
Partly Cloudy
Saturday

High: 16 °F
Mostly Sunny
Detailed Forecast
Today
Patchy blowing snow before noon. Mostly sunny, with a high near 20. Wind chill values between -3 and 3. West northwest wind 10 to 17 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around -8. Wind chill values between -11 and -21. West northwest wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 19. Wind chill values between -11 and -21. West wind 6 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around -3. Wind chill values between -7 and -12. West wind 5 to 7 mph becoming north northwest after midnight.
Thursday
Mostly cloudy, with a high near 13. North northwest wind around 6 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around -5. North wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 11. North wind 8 to 10 mph.
Friday Night
Partly cloudy, with a low around -3.
Saturday
Mostly sunny, with a high near 16.
Saturday Night
Partly cloudy, with a low around 0.
Sunday
Mostly sunny, with a high near 20.
Sunday Night
Mostly cloudy, with a low around 6.
Monday
Partly sunny, with a high near 26.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles S La Place IL
39.74°N 88.72°W (Elev. 673 ft)
39.74°N 88.72°W (Elev. 673 ft)
6:36 am CST Jan 27, 2026
7am CST Jan 27, 2026-6pm CST Feb 2, 2026



