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

66°F

19°C

Humidity 59%
Wind Speed Calm
Barometer 29.99 in (1015.7 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 6 Oct 6:52 pm CDT
Extended Forecast for

2 Miles SSE Ava IL

  • Tonight

    Tonight: Clear, with a low around 49. Light south southwest wind.

    Low: 49 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. West southwest wind 3 to 7 mph.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. Light and variable wind.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82. North northeast wind 3 to 6 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 54. Light northeast wind.

    Low: 54 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 82. Light and variable wind becoming east southeast 5 to 7 mph in the morning.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 57. Light southeast wind.

    Low: 57 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 84. Light south southeast wind becoming south 5 to 10 mph in the morning.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers. Partly cloudy, with a low around 58. Southeast wind 5 to 7 mph.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 49. Light south southwest wind.
Wednesday
Sunny, with a high near 86. West southwest wind 3 to 7 mph.
Wednesday Night
Mostly clear, with a low around 58. Light and variable wind.
Thursday
Sunny, with a high near 82. North northeast wind 3 to 6 mph.
Thursday Night
Clear, with a low around 54. Light northeast wind.
Friday
Sunny, with a high near 82. Light and variable wind becoming east southeast 5 to 7 mph in the morning.
Friday Night
Clear, with a low around 57. Light southeast wind.
Saturday
Sunny, with a high near 84. Light south southeast wind becoming south 5 to 10 mph in the morning.
Saturday Night
A chance of showers. Partly cloudy, with a low around 58. Southeast wind 5 to 7 mph.
Sunday
A chance of showers, mainly before 1pm. Partly sunny, with a high near 76. East wind 6 to 9 mph becoming north in the afternoon.
Sunday Night
Partly cloudy, with a low around 57. Light west northwest wind.
Columbus Day
Mostly sunny, with a high near 79. Calm wind becoming north northwest 5 to 8 mph in the morning.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 59. South wind 3 to 5 mph.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 80. South southwest wind 5 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Ava IL
 37.86°N 89.48°W
Last Update:
6:40 pm CDT Oct 6, 2026
Forecast Valid:
7pm CDT Oct 6, 2026-6pm CDT Oct 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation