Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
14°F
-10°C
| Humidity | 61% |
| Wind Speed | SW 12 mph |
| Barometer | 30.27 in (1025.7 mb) |
| Dewpoint | 3°F (-16°C) |
| Visibility | 10.00 mi |
| Wind Chill | 0°F (-18°C) |
| Last update | 27 Jan 3:52 am CST |
Extended Forecast for
Anna IL
Extreme Cold Warning January 27, 04:23am until January 27, 10:00am
NOW until 10:00am Tue

Extreme Cold Warning
Today

High: 30 °F
Sunny
Tonight

Low: 4 °F
Partly Cloudy
Wednesday

High: 28 °F
Sunny
Wednesday Night

Low: 11 °F
Increasing
CloudsThursday

High: 24 °F
Mostly Cloudy
Thursday Night

Low: 5 °F
Mostly Cloudy
Friday

High: 15 °F
Mostly Sunny
Friday Night

Low: -1 °F
Partly Cloudy
Detailed Forecast
Today
Sunny, with a high near 30. Wind chill values as low as -5. Southwest wind 5 to 10 mph becoming light and variable in the afternoon. Winds could gust as high as 18 mph.
Tonight
Partly cloudy, with a low around 4. Calm wind.
Wednesday
Sunny, with a high near 28. Calm wind becoming west southwest around 6 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 11. South southwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 24. North northeast wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 5. North wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 15. North wind 7 to 11 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around -1. North northwest wind 7 to 9 mph.
Saturday
Mostly sunny, with a high near 16. North northwest wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around 2. North northwest wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 23. Light and variable wind becoming west around 6 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 10. Southwest wind 3 to 5 mph.
Monday
Partly sunny, with a high near 31. Southwest 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
3:26 am CST Jan 27, 2026
4am CST Jan 27, 2026-6pm CST Feb 2, 2026



