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

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

77°F

25°C

Humidity 85%
Wind Speed SE 6 mph
Barometer 30.09 in (1018.5 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 7 Aug 10:52 pm CDT
Extended Forecast for

Bush ILSimilar City Names

  • Tonight

    Tonight: Isolated showers before 3am. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 20%.

    Low: 73 °F

    Isolated
    Showers

  • Friday

    Friday: Sunny, with a high near 94. Calm wind becoming south 5 to 8 mph in the morning.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. South southeast wind 3 to 6 mph.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 94. South wind 6 to 9 mph.

    High: 94 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 73. South wind 3 to 7 mph.

    Low: 73 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 94. South wind 5 to 8 mph.

    High: 94 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. South southeast wind around 6 mph becoming calm in the evening.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94. South wind 3 to 7 mph.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73. South southeast wind around 6 mph becoming calm in the evening.

    Low: 73 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Isolated showers before 3am. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 20%.
Friday
Sunny, with a high near 94. Calm wind becoming south 5 to 8 mph in the morning.
Friday Night
Mostly clear, with a low around 74. South southeast wind 3 to 6 mph.
Saturday
Sunny, with a high near 94. South wind 6 to 9 mph.
Saturday Night
Clear, with a low around 73. South wind 3 to 7 mph.
Sunday
Sunny, with a high near 94. South wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 73. South southeast wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 94. South wind 3 to 7 mph.
Monday Night
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73. South southeast wind around 6 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 94. South wind 3 to 7 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind around 6 mph becoming calm in the evening.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming southwest around 6 mph in the morning.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 71. South wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming south southwest around 6 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bush ILSimilar City Names
 37.85°N 89.14°W
Last Update:
9:32 pm CDT Aug 7, 2025
Forecast Valid:
11pm CDT Aug 7, 2025-6pm CDT Aug 14, 2025
 
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Additional Resources

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Chance of Precipitation