Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
40°F
4°C
| Humidity | 60% |
| Wind Speed | N 5 mph |
| Barometer | 30.31 in (1026.9 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 36°F (2°C) |
| Last update | 11 Feb 7:52 pm CST |
Extended Forecast for
Anna IL
Tonight

Low: 31 °F
Mostly Clear
Thursday

High: 50 °F
Increasing
CloudsThursday Night

Low: 32 °F
Mostly Cloudy
Friday

High: 56 °F
Sunny
Friday Night

Low: 37 °F
Mostly Cloudy
Saturday

High: 51 °F
Chance
ShowersSaturday Night

Low: 45 °F
Showers
LikelySunday
High: 53 °F
Chance
Showers then
Mostly SunnySunday Night

Low: 37 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 31. Calm wind.
Thursday
Increasing clouds, with a high near 50. Light east wind.
Thursday Night
Mostly cloudy, with a low around 32. Calm wind.
Friday
Sunny, with a high near 56. Calm wind becoming south southeast around 6 mph.
Friday Night
Mostly cloudy, with a low around 37. Light southeast wind.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 51. Southeast wind 3 to 7 mph.
Saturday Night
Showers likely. Cloudy, with a low around 45. East wind 6 to 9 mph. Chance of precipitation is 70%.
Sunday
A chance of showers before noon. Partly sunny, with a high near 53. North wind 8 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 37. North wind 3 to 7 mph.
Washington's Birthday
Sunny, with a high near 60. Light and variable wind becoming south southeast 5 to 8 mph in the morning.
Monday Night
Mostly cloudy, with a low around 44. South wind 6 to 8 mph.
Tuesday
Mostly cloudy, with a high near 62. South wind 8 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 53. South southwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday
A slight chance of showers. Partly sunny, with a high near 66. South southwest wind around 14 mph, with gusts as high as 24 mph.
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ABOUT THIS FORECAST
Point Forecast:
Anna IL
37.45°N 89.24°W
37.45°N 89.24°W
5:22 pm CST Feb 11, 2026
8pm CST Feb 11, 2026-6pm CST Feb 18, 2026


