Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
43°F
6°C
| Humidity | 97% |
| Wind Speed | S 7 mph |
| Barometer | 29.95 in (1014.3 mb) |
| Dewpoint | 42°F (6°C) |
| Visibility | 7.00 mi |
| Wind Chill | 39°F (4°C) |
| Last update | 10 Feb 3:52 am CST |
Extended Forecast for
Anna IL
Today
High: 69 °F
Patchy Fog
then Slight
Chance
ShowersTonight
Low: 31 °F
Slight Chance
Showers then
Partly CloudyWednesday
High: 48 °F
Sunny
Wednesday Night
Low: 29 °F
Partly Cloudy
Thursday
High: 48 °F
Mostly Cloudy
Thursday Night
Low: 35 °F
Slight Chance
Rain then
Mostly CloudyFriday
High: 51 °F
Partly Sunny
Friday Night
Low: 37 °F
Mostly Cloudy
then Slight
Chance RainSaturday
High: 50 °F
Rain Likely
Detailed Forecast
Today
A 20 percent chance of showers after 3pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 69. South southwest wind 6 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 23 mph.
Tonight
A 20 percent chance of showers before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 31. North wind 8 to 10 mph.
Wednesday
Sunny, with a high near 48. North wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 29. Calm wind.
Thursday
Mostly cloudy, with a high near 48. Calm wind becoming southeast around 6 mph in the morning.
Thursday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35. East wind 3 to 5 mph.
Friday
Partly sunny, with a high near 51. East wind 3 to 6 mph.
Friday Night
A slight chance of rain after midnight. Mostly cloudy, with a low around 37. East wind 3 to 6 mph.
Saturday
Rain likely, mainly after noon. Cloudy, with a high near 50. East wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Rain. Cloudy, with a low around 42. East northeast wind around 10 mph, with gusts as high as 18 mph.
Sunday
A chance of rain. Partly sunny, with a high near 53. North northwest wind 8 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 36. North northwest wind 3 to 7 mph.
Washington's Birthday
Sunny, with a high near 58. Light and variable wind becoming south around 6 mph in the morning.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Anna IL
37.45°N 89.24°W
37.45°N 89.24°W
4:13 am CST Feb 10, 2026
4am CST Feb 10, 2026-6pm CST Feb 16, 2026
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