Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
31°F
-1°C
| Humidity | 40% |
| Wind Speed | W 8 mph |
| Barometer | 30.28 in (1025.8 mb) |
| Dewpoint | 9°F (-13°C) |
| Visibility | 10.00 mi |
| Wind Chill | 24°F (-4°C) |
| Last update | 17 Mar 1:52 pm CDT |
Extended Forecast for
Anna ILSimilar City Names
This Afternoon
High: 37 °F
Partly Sunny
Tonight
Low: 32 °F
Slight Chance
Snow ShowersWednesday
High: 60 °F
Slight Chance
Rain/Snow
then SunnyWednesday Night
Low: 44 °F
Mostly Cloudy
Thursday
High: 71 °F
Mostly Sunny
Thursday Night
Low: 46 °F
Mostly Clear
Friday
High: 72 °F
Mostly Sunny
Friday Night
Low: 49 °F
Mostly Clear
Saturday
High: 78 °F
Sunny
Detailed Forecast
This Afternoon
Partly sunny, with a high near 37. West wind around 6 mph.
Tonight
A slight chance of snow showers before 11pm, then a slight chance of snow showers after 3am. Mostly cloudy, with a low around 32. Light south southeast wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of rain and snow showers before 7am, then a slight chance of rain showers between 7am and 9am. Cloudy through mid morning, then gradual clearing, with a high near 60. Southwest wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 44. South southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 71. South wind 6 to 9 mph.
Thursday Night
Mostly clear, with a low around 46. Southwest wind around 5 mph becoming north after midnight.
Friday
Mostly sunny, with a high near 72. Light and variable wind becoming northwest around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 49. South southwest wind 3 to 6 mph.
Saturday
Sunny, with a high near 78. Southwest wind 6 to 8 mph.
Saturday Night
Clear, with a low around 57. South southwest wind around 8 mph.
Sunday
Sunny, with a high near 80. South southwest wind 8 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 45. North wind 11 to 13 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 57. Northeast wind around 11 mph, with gusts as high as 20 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Anna ILSimilar City Names
37.45°N 89.24°W
37.45°N 89.24°W
1:51 pm CDT Mar 17, 2026
2pm CDT Mar 17, 2026-6pm CDT Mar 23, 2026
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