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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

38°F

3°C

Humidity 100%
Wind Speed Calm
Barometer 30.15 in (1021.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 9 Nov 2:52 am CST
Extended Forecast for

4 Miles SSE Ava IL

  • Overnight

    Overnight: Patchy fog between 4am and 5am. Otherwise, mostly clear, with a steady temperature around 43. Calm wind.

    Low: 43 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 69. Light and variable wind.

    High: 69 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Clear, with a low around 43. Light southwest wind.

    Low: 43 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. Light west southwest wind.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 70. Light and variable wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 60%.

    High: 70 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 42. North northwest wind 7 to 14 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 51. North northwest wind 13 to 16 mph, with gusts as high as 23 mph.

    High: 51 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. North northwest wind 9 to 11 mph.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog between 4am and 5am. Otherwise, mostly clear, with a steady temperature around 43. Calm wind.
Monday
Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 69. Light and variable wind.
Monday Night
Clear, with a low around 43. Light southwest wind.
Tuesday
Sunny, with a high near 70. Light west southwest wind.
Tuesday Night
Mostly clear, with a low around 44. Calm wind.
Veterans Day
Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 70. Light and variable wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 60%.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 42. North northwest wind 7 to 14 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 51. North northwest wind 13 to 16 mph, with gusts as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 32. North northwest wind 9 to 11 mph.
Friday
Mostly sunny, with a high near 46. North northwest wind 7 to 13 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 29. North northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 51. Calm wind becoming northwest around 6 mph.
Saturday Night
Clear, with a low around 32. Calm wind.
Sunday
Sunny, with a high near 58. Calm wind becoming south southwest around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Ava IL
 37.84°N 89.48°W
Last Update:
12:26 am CST Nov 9, 2026
Forecast Valid:
3am CST Nov 9, 2026-6pm CST Nov 15, 2026
 
Forecast Discussion
 
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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