Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fog/Mist
47°F
8°C
| Humidity | 100% |
| Wind Speed | Calm |
| Barometer | 29.86 in (1011.2 mb) |
| Dewpoint | 47°F (8°C) |
| Visibility | 1.75 mi |
| Last update | 5 Nov 1:52 am CST |
Extended Forecast for
5 Miles S Ava IL
Overnight
Low: 49 °F
Patchy Fog
Thursday
High: 66 °F
Patchy Fog
then SunnyThursday Night
Low: 44 °F
Partly Cloudy
Friday
High: 55 °F
Decreasing
CloudsFriday Night
Low: 33 °F
Mostly Clear
Saturday
High: 54 °F
Sunny
Saturday Night
Low: 32 °F
Mostly Clear
Sunday
High: 58 °F
Sunny
Sunday Night
Low: 35 °F
Clear
Detailed Forecast
Overnight
Patchy fog. Otherwise, clear, with a steady temperature around 49. Light southwest wind.
Thursday
Patchy fog before 8am. Otherwise, sunny, with a high near 66. West southwest wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 44. West northwest wind 3 to 6 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 55. North northwest wind 6 to 10 mph.
Friday Night
Mostly clear, with a low around 33. North wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 54. Light north wind.
Saturday Night
Mostly clear, with a low around 32. Calm wind.
Sunday
Sunny, with a high near 58. Calm wind.
Sunday Night
Clear, with a low around 35. Calm wind.
Monday
Sunny, with a high near 64. Light and variable wind.
Monday Night
Clear, with a low around 40. Calm wind.
Tuesday
Sunny, with a high near 66. Light west wind.
Tuesday Night
Mostly clear, with a low around 41. Calm wind.
Veterans Day
Sunny, with a high near 66. Light north northwest wind.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles S Ava IL
37.82°N 89.51°W
37.82°N 89.51°W
1:41 am CST Nov 5, 2026
2am CST Nov 5, 2026-6pm CST Nov 11, 2026
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