Hazardous Weather Conditions
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Overcast and Breezy
13°F
-11°C
| Humidity | 64% |
| Wind Speed | W 24 G 46 mph |
| Barometer | 30.01 in (1017.1 mb) |
| Dewpoint | 3°F (-16°C) |
| Visibility | 10.00 mi |
| Wind Chill | -6°F (-21°C) |
| Last update | 29 Dec 4:54 am CST |
Extended Forecast for
Mount Zion IL
Wind Advisory December 29, 05:05am until December 29, 03:00pm
NOW until 3:00pm Mon

Wind Advisory
Today

High: 22 °F
Partly Sunny
and WindyTonight

Low: 12 °F
Partly Cloudy
Tuesday

High: 30 °F
Increasing
CloudsTuesday Night

Low: 25 °F
Partly Cloudy
Wednesday

High: 35 °F
Mostly Cloudy
Wednesday Night

Low: 18 °F
Mostly Cloudy
New Year's Day

High: 27 °F
Mostly Sunny
Thursday Night

Low: 16 °F
Partly Cloudy
Detailed Forecast
Today
Partly sunny, with a high near 22. Wind chill values between -8 and 2. Windy, with a west northwest wind 27 to 32 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 47 mph.
Tonight
Partly cloudy, with a low around 12. Wind chill values between -2 and 3. Northwest wind 11 to 18 mph, with gusts as high as 26 mph.
Tuesday
Increasing clouds, with a high near 30. Wind chill values between -1 and 9. West southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 25. West wind around 11 mph, with gusts as high as 18 mph.
Wednesday
Mostly cloudy, with a high near 35. West northwest wind 10 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly cloudy, with a low around 18. North wind around 9 mph.
New Year's Day
Mostly sunny, with a high near 27. Northwest wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 16.
Friday
Partly sunny, with a high near 32.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 36.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Mount Zion IL
39.77°N 88.89°W (Elev. 650 ft)
39.77°N 88.89°W (Elev. 650 ft)
3:23 am CST Dec 29, 2025
5am CST Dec 29, 2025-6pm CST Jan 4, 2026



