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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

A Few Clouds

35°F

2°C

Humidity 64%
Wind Speed NW 14 G 22 mph
Barometer 30.26 in (1025.0 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 11 Jan 1:52 am CST
Extended Forecast for

Ava IL

  • Overnight

    Overnight: Mostly clear, with a low around 27. West northwest wind 13 to 16 mph, with gusts as high as 30 mph.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 38. Northwest wind 6 to 15 mph, with gusts as high as 30 mph.

    High: 38 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 26. Calm wind becoming south southwest 5 to 7 mph after midnight.

    Low: 26 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 51. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. South southwest wind 6 to 10 mph.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. West wind 7 to 10 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after noon. Partly sunny, with a high near 45. Northwest wind 9 to 16 mph, with gusts as high as 25 mph.

    High: 45 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19. North northwest wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 27. West northwest wind 13 to 16 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 38. Northwest wind 6 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Clear, with a low around 26. Calm wind becoming south southwest 5 to 7 mph after midnight.
Monday
Sunny, with a high near 51. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 35. South southwest wind 6 to 10 mph.
Tuesday
Mostly sunny, with a high near 59. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 39. West wind 7 to 10 mph.
Wednesday
A slight chance of showers after noon. Partly sunny, with a high near 45. Northwest wind 9 to 16 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 19. North northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 37. North northwest wind 5 to 9 mph becoming south southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 27. South wind 6 to 10 mph, with gusts as high as 18 mph.
Friday
Partly sunny, with a high near 43. West wind 10 to 14 mph, with gusts as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 24. West wind 8 to 10 mph.
Saturday
Partly sunny, with a high near 34. West northwest wind 8 to 13 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ava IL
 37.89°N 89.5°W
Last Update:
1:41 am CST Jan 11, 2026
Forecast Valid:
2am CST Jan 11, 2026-6pm CST Jan 17, 2026
 
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Additional Resources

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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