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

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Fair

64°F

18°C

Humidity 48%
Wind Speed S 8 mph
Barometer 29.91 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 21 Mar 10:35 am CDT
Extended Forecast for

Mc Lean ILSimilar City Names

  • Today

    Today: Sunny, with a high near 81. South southeast wind 9 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. South southwest wind 9 to 11 mph, with gusts as high as 22 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 76. Breezy, with a southwest wind 9 to 14 mph becoming north 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 32. Breezy, with a north wind 13 to 22 mph, with gusts as high as 31 mph.

    Low: 32 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 52. North northeast wind around 10 mph, with gusts as high as 17 mph.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34. East southeast wind 6 to 8 mph, with gusts as high as 15 mph.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 59. South wind 8 to 11 mph, with gusts as high as 17 mph.

    High: 59 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 81. South southeast wind 9 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.
Tonight
Mostly clear, with a low around 59. South southwest wind 9 to 11 mph, with gusts as high as 22 mph.
Sunday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 76. Breezy, with a southwest wind 9 to 14 mph becoming north 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 32. Breezy, with a north wind 13 to 22 mph, with gusts as high as 31 mph.
Monday
Mostly sunny, with a high near 52. North northeast wind around 10 mph, with gusts as high as 17 mph.
Monday Night
Mostly cloudy, with a low around 34. East southeast wind 6 to 8 mph, with gusts as high as 15 mph.
Tuesday
Partly sunny, with a high near 59. South wind 8 to 11 mph, with gusts as high as 17 mph.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Mostly cloudy, with a high near 65.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
A chance of rain. Mostly sunny, with a high near 73.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Lean ILSimilar City Names
 40.31°N 89.17°W (Elev. 699 ft)
Last Update:
10:36 am CDT Mar 21, 2026
Forecast Valid:
10am CDT Mar 21, 2026-6pm CDT Mar 27, 2026
 
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Additional Resources

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Chance of Precipitation