National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

31°F

-1°C

Humidity 82%
Wind Speed N 14 mph
Barometer 30.30 in (1026.5 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 23 Mar 5:54 am CDT
Extended Forecast for

Cisco IL

  • Today

    Today: Mostly sunny, with a high near 50. North wind around 14 mph, with gusts as high as 23 mph.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. East southeast wind 6 to 9 mph, with gusts as high as 16 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. South wind 7 to 11 mph, with gusts as high as 16 mph.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. South southeast wind 7 to 9 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 70. South southwest wind 8 to 16 mph, with gusts as high as 21 mph.

    High: 70 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55. South wind 11 to 13 mph, with gusts as high as 18 mph.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 26 mph.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 1am, then a chance of rain. Low around 36. Breezy. Chance of precipitation is 80%.

    Low: 36 °F

    Rain and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 47. Breezy.

    High: 47 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 50. North wind around 14 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a low around 31. East southeast wind 6 to 9 mph, with gusts as high as 16 mph.
Tuesday
Mostly sunny, with a high near 57. South wind 7 to 11 mph, with gusts as high as 16 mph.
Tuesday Night
Partly cloudy, with a low around 38. South southeast wind 7 to 9 mph.
Wednesday
Partly sunny, with a high near 70. South southwest wind 8 to 16 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 55. South wind 11 to 13 mph, with gusts as high as 18 mph.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 26 mph.
Thursday Night
Rain and possibly a thunderstorm before 1am, then a chance of rain. Low around 36. Breezy. Chance of precipitation is 80%.
Friday
Partly sunny, with a high near 47. Breezy.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 53.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cisco IL
 40.01°N 88.73°W (Elev. 679 ft)
Last Update:
4:36 am CDT Mar 23, 2026
Forecast Valid:
6am CDT Mar 23, 2026-6pm CDT Mar 29, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation