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

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

54°F

12°C

Humidity 62%
Wind Speed SW 9 mph
Barometer 30.19 in (1022.4 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 8 Nov 10:52 am CST
Extended Forecast for

4 Miles S Ava IL

  • Today

    Today: Sunny, with a high near 64. West southwest wind 3 to 5 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Patchy fog between 2am and 3am. Otherwise, clear, with a low around 39. Light and variable wind.

    Low: 39 °F

    Clear then
    Patchy Fog

  • Monday

    Monday: Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 68. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 68 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Clear, with a low around 44. Light and variable wind.

    Low: 44 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. Light west southwest wind.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 71 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before midnight. Mostly cloudy, with a low around 42. North northwest wind 5 to 9 mph.

    Low: 42 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 55. North wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 64. West southwest wind 3 to 5 mph.
Tonight
Patchy fog between 2am and 3am. Otherwise, clear, with a low around 39. Light and variable wind.
Monday
Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 68. Calm wind becoming south southwest around 5 mph in the afternoon.
Monday Night
Clear, with a low around 44. Light and variable wind.
Tuesday
Sunny, with a high near 71. Light west southwest wind.
Tuesday Night
Mostly clear, with a low around 46. Calm wind.
Veterans Day
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71. Calm wind becoming southwest 5 to 9 mph in the morning.
Wednesday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 42. North northwest wind 5 to 9 mph.
Thursday
Mostly sunny, with a high near 55. North wind 9 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 33. North wind 5 to 8 mph.
Friday
Sunny, with a high near 50. North northwest wind 3 to 8 mph.
Friday Night
Mostly clear, with a low around 31. Calm wind.
Saturday
Sunny, with a high near 56. Calm wind becoming northwest around 6 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Ava IL
 37.84°N 89.51°W
Last Update:
10:11 am CST Nov 8, 2026
Forecast Valid:
11am CST Nov 8, 2026-6pm CST Nov 14, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation