Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Rain Fog/Mist
61°F
16°C
| Humidity | 97% |
| Wind Speed | SW 16 G 29 mph |
| Barometer | 29.96 in (1014.3 mb) |
| Dewpoint | 60°F (16°C) |
| Visibility | 1.75 mi |
| Last update | 4 Apr 7:52 am CDT |
Extended Forecast for
Anna IL
Today

High: 67 °F⇓
Showers and
BreezyTonight

Low: 40 °F
Gradual
ClearingSunday

High: 60 °F
Sunny
Sunday Night

Low: 38 °F
Clear
Monday

High: 65 °F
Sunny
Monday Night

Low: 40 °F
Partly Cloudy
Tuesday

High: 57 °F
Mostly Sunny
Tuesday Night

Low: 39 °F
Partly Cloudy
Wednesday

High: 72 °F
Mostly Sunny
Detailed Forecast
Today
Showers and thunderstorms before 4pm, then a chance of showers. Temperature falling to around 59 by 4pm. Breezy, with a light and variable wind becoming northwest 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 40. Northwest wind 6 to 9 mph.
Sunday
Sunny, with a high near 60. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Clear, with a low around 38. North northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 65. Calm wind becoming north northwest 5 to 8 mph in the morning.
Monday Night
Partly cloudy, with a low around 40. North wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 57. East northeast wind around 9 mph.
Tuesday Night
Partly cloudy, with a low around 39. East southeast wind around 6 mph.
Wednesday
Mostly sunny, with a high near 72. South wind 6 to 10 mph.
Wednesday Night
Mostly clear, with a low around 52. South wind around 8 mph.
Thursday
Sunny, with a high near 75. South wind 8 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 54. South southeast wind around 8 mph.
Friday
Mostly sunny, with a high near 77. South wind 8 to 13 mph, with gusts as high as 21 mph.
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ABOUT THIS FORECAST
Point Forecast:
Anna IL
37.45°N 89.24°W
37.45°N 89.24°W
7:42 am CDT Apr 4, 2026
8am CDT Apr 4, 2026-6pm CDT Apr 10, 2026



