Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Mostly Cloudy
44°F
7°C
| Humidity | 76% |
| Wind Speed | SW 8 mph |
| Barometer | 29.69 in (1005.5 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 39°F (4°C) |
| Last update | 10 Dec 8:52 am CST |
Extended Forecast for
Anna IL
Today

High: 45 °F⇓
Partly Sunny
and BreezyTonight

Low: 25 °F
Mostly Cloudy
Thursday

High: 39 °F
Partly Sunny
Thursday Night

Low: 35 °F
Mostly Cloudy
Friday

High: 47 °F
Mostly Sunny
Friday Night

Low: 22 °F
Mostly Cloudy
Saturday

High: 38 °F
Partly Sunny
Saturday Night

Low: 13 °F
Mostly Cloudy
Sunday

High: 26 °F
Sunny
Detailed Forecast
Today
Partly sunny, with a temperature falling to around 37 by 5pm. Breezy, with a northwest wind 11 to 20 mph, with gusts as high as 38 mph.
Tonight
Mostly cloudy, with a low around 25. Northwest wind 5 to 8 mph becoming calm after midnight.
Thursday
Partly sunny, with a high near 39. Light and variable wind becoming south southwest around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 35. South southwest wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 47. Southwest wind 7 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly cloudy, with a low around 22. North northwest wind 5 to 8 mph.
Saturday
Partly sunny, with a high near 38. North wind around 6 mph becoming east southeast in the morning.
Saturday Night
Mostly cloudy, with a low around 13. North wind 5 to 10 mph.
Sunday
Sunny, with a high near 26. North wind 7 to 10 mph.
Sunday Night
Mostly clear, with a low around 13. North northeast wind around 6 mph becoming light and variable in the evening.
Monday
Mostly sunny, with a high near 36. Light and variable wind becoming south 5 to 8 mph in the morning.
Monday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 27. South southwest wind around 6 mph.
Tuesday
Mostly cloudy, with a high near 44. South wind around 7 mph.
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Anna IL
37.45°N 89.24°W
37.45°N 89.24°W
5:41 am CST Dec 10, 2025
9am CST Dec 10, 2025-6pm CST Dec 16, 2025



