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Hazardous Weather Conditions

Current conditions at

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Overcast

77°F

25°C

Humidity 100%
Wind Speed E 7 mph
Barometer 30.08 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 14 Aug 8:15 pm CDT
Extended Forecast for

Mc Lean ILSimilar City Names

Flood Watch August 14, 10:00pm until August 15, 10:00am
Click here for hazard details and duration
Flood Watch

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 73. East southeast wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers and thunderstorms before noon, then a slight chance of showers between noon and 1pm. High near 91. Heat index values as high as 106. East southeast wind 8 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 91 °F

    Showers then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly after 1am. Increasing clouds, with a low around 74. Southwest wind 6 to 8 mph.

    Low: 74 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 87. West northwest wind 6 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67. North northwest wind 5 to 9 mph.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 83. North wind 5 to 8 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. North wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Clear
    then Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 73. East southeast wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms before noon, then a slight chance of showers between noon and 1pm. High near 91. Heat index values as high as 106. East southeast wind 8 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A 30 percent chance of showers, mainly after 1am. Increasing clouds, with a low around 74. Southwest wind 6 to 8 mph.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 87. West northwest wind 6 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 67. North northwest wind 5 to 9 mph.
Monday
Sunny, with a high near 83. North wind 5 to 8 mph.
Monday Night
Partly cloudy, with a low around 63. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 84.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.
Wednesday
Partly sunny, with a high near 85.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 65.
Thursday
Partly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 79.
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Forecast Area
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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:
7:32 pm CDT Aug 14, 2026
Forecast Valid:
8pm CDT Aug 14, 2026-6pm CDT Aug 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation