Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Mostly Cloudy
41°F
5°C
| Humidity | 82% |
| Wind Speed | SW 15 G 31 mph |
| Barometer | 29.70 in (1006.0 mb) |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 33°F (1°C) |
| Last update | 10 Dec 12:52 am CST |
Extended Forecast for
Anna IL
Overnight

Low: 44 °F
Slight Chance
ShowersWednesday

High: 46 °F⇓
Partly Sunny
and BreezyWednesday Night

Low: 26 °F
Partly Cloudy
Thursday

High: 39 °F
Partly Sunny
Thursday Night

Low: 34 °F
Mostly Cloudy
Friday

High: 51 °F
Mostly Sunny
Friday Night

Low: 25 °F
Mostly Cloudy
Saturday

High: 39 °F
Partly Sunny
Saturday Night
Low: 14 °F
Slight Chance
Rain/Snow
then Mostly
Cloudy
Detailed Forecast
Overnight
A 20 percent chance of showers after 4am. Cloudy, with a steady temperature around 44. Southwest wind around 16 mph, with gusts as high as 30 mph.
Wednesday
Partly sunny, with a temperature rising to near 46 by 9am, then falling to around 39 during the remainder of the day. Breezy, with a west southwest wind 11 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 38 mph.
Wednesday Night
Partly cloudy, with a low around 26. Northwest wind 5 to 8 mph becoming calm after midnight.
Thursday
Partly sunny, with a high near 39. Calm wind becoming west southwest around 6 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 34. South southwest wind around 7 mph.
Friday
Mostly sunny, with a high near 51. Southwest wind 6 to 9 mph becoming north northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 25. North wind around 7 mph.
Saturday
Partly sunny, with a high near 39. North wind around 7 mph.
Saturday Night
A slight chance of rain and snow showers before midnight. Mostly cloudy, with a low around 14. North wind 6 to 9 mph.
Sunday
Sunny, with a high near 26. North wind 7 to 9 mph.
Sunday Night
Partly cloudy, with a low around 15. North northeast wind around 6 mph becoming light and variable in the evening.
Monday
A slight chance of showers. Mostly sunny, with a high near 37. Light and variable wind becoming south 5 to 7 mph in the morning.
Monday Night
A slight chance of rain or freezing rain. Mostly cloudy, with a low around 25. South wind 3 to 5 mph.
Tuesday
A slight chance of showers. Partly sunny, with a high near 40. South wind 5 to 7 mph.
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ABOUT THIS FORECAST
Point Forecast:
Anna IL
37.45°N 89.24°W
37.45°N 89.24°W
7:52 pm CST Dec 9, 2025
1am CST Dec 10, 2025-6pm CST Dec 16, 2025



