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Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Overcast

56°F

13°C

Humidity 90%
Wind Speed NW 15 G 31 mph
Barometer 29.98 in (1014.8 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 16 Oct 12:54 am CDT
Extended Forecast for

Mount Zion IL

  • Overnight

    Overnight: Cloudy, with a low around 46. Breezy, with a west northwest wind around 21 mph, with gusts as high as 30 mph.

    Low: 46 °F

    Cloudy and
    Breezy

  • Friday

    Friday: A 40 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 54. Breezy, with a west northwest wind 20 to 23 mph, with gusts as high as 32 mph.

    High: 54 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 10 percent chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 36. North wind 11 to 17 mph, with gusts as high as 28 mph.

    Low: 36 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Patchy frost before 8am. Otherwise, sunny, with a high near 58. North wind 5 to 7 mph becoming calm in the morning.

    High: 58 °F

    Patchy Frost
    then Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 3am. Otherwise, clear, with a low around 34. Light south southeast wind.

    Low: 34 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 66. South wind 5 to 8 mph.

    High: 66 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. South southeast wind 3 to 5 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 46. Breezy, with a west northwest wind around 21 mph, with gusts as high as 30 mph.
Friday
A 40 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 54. Breezy, with a west northwest wind 20 to 23 mph, with gusts as high as 32 mph.
Friday Night
A 10 percent chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 36. North wind 11 to 17 mph, with gusts as high as 28 mph.
Saturday
Patchy frost before 8am. Otherwise, sunny, with a high near 58. North wind 5 to 7 mph becoming calm in the morning.
Saturday Night
Areas of frost after 3am. Otherwise, clear, with a low around 34. Light south southeast wind.
Sunday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 66. South wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 37. South southeast wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Zion IL
 39.77°N 88.89°W (Elev. 650 ft)
Last Update:
1:51 am CDT Oct 16, 2026
Forecast Valid:
1am CDT Oct 16, 2026-6pm CDT Oct 22, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation