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Hazardous Weather Conditions

Current conditions at

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Fair

74°F

23°C

Humidity 58%
Wind Speed S 12 G 21 mph
Barometer 29.85 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 15 Apr 2:15 pm CDT
Extended Forecast for

Mc Lean IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 75. South southwest wind around 16 mph, with gusts as high as 24 mph.

    High: 75 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 3am. Low around 61. South southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 76. West wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 76 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. West northwest wind around 6 mph becoming southeast after midnight.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 83. Breezy, with a south southeast wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Showers before 7pm, then showers and possibly a thunderstorm between 7pm and 4am, then showers after 4am. Low around 48. South wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 48 °F

    Showers

  • Saturday

    Saturday: A 40 percent chance of showers. Partly sunny, with a high near 59. Breezy, with a west northwest wind 16 to 20 mph, with gusts as high as 26 mph.

    High: 59 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 75. South southwest wind around 16 mph, with gusts as high as 24 mph.
Tonight
Showers and thunderstorms, mainly before 3am. Low around 61. South southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 76. West wind 11 to 15 mph, with gusts as high as 23 mph.
Thursday Night
Mostly clear, with a low around 54. West northwest wind around 6 mph becoming southeast after midnight.
Friday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 83. Breezy, with a south southeast wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Showers before 7pm, then showers and possibly a thunderstorm between 7pm and 4am, then showers after 4am. Low around 48. South wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 59. Breezy, with a west northwest wind 16 to 20 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mc Lean IL
 40.31°N 89.17°W (Elev. 699 ft)
Last Update:
1:21 pm CDT Apr 15, 2026
Forecast Valid:
2pm CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation