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

Hazardous Weather Conditions

Current conditions at

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Thunderstorm in Vicinity

73°F

23°C

Humidity 100%
Wind Speed NW 6 mph
Barometer 30.03 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 14 Aug 5:15 am CDT
Extended Forecast for

Clinton ILSimilar City Names

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 68. East wind around 7 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers

  • Friday

    Friday: Showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 2pm. High near 89. East wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73. East wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers before noon. Partly sunny, with a high near 90. Heat index values as high as 102. Southeast wind 8 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 16 mph.

    High: 90 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74. West southwest wind 6 to 8 mph.

    Low: 74 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 88. West northwest wind 7 to 13 mph, with gusts as high as 16 mph. Chance of precipitation is 40%.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 69. North northwest wind 7 to 11 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 68. East wind around 7 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 2pm. High near 89. East wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73. East wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
Saturday
A 40 percent chance of showers before noon. Partly sunny, with a high near 90. Heat index values as high as 102. Southeast wind 8 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 16 mph.
Saturday Night
Partly cloudy, with a low around 74. West southwest wind 6 to 8 mph.
Sunday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 88. West northwest wind 7 to 13 mph, with gusts as high as 16 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 69. North northwest wind 7 to 11 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Partly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clinton ILSimilar City Names
 40.15°N 88.95°W (Elev. 715 ft)
Last Update:
4:36 am CDT Aug 14, 2026
Forecast Valid:
5am CDT Aug 14, 2026-6pm CDT Aug 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation