Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
31°F
-1°C
| Humidity | 79% |
| Wind Speed | N 10 mph |
| Barometer | 30.28 in (1025.7 mb) |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 22°F (-6°C) |
| Last update | 7 Feb 3:52 am CST |
Extended Forecast for
2 Miles N Saint Johns IL
Today

High: 34 °F
Sunny
Tonight

Low: 24 °F
Partly Cloudy
Sunday

High: 44 °F
Mostly Sunny
Sunday Night

Low: 29 °F
Mostly Clear
Monday

High: 55 °F
Sunny
Monday Night

Low: 41 °F
Mostly Clear
Tuesday

High: 66 °F
Mostly Sunny
Tuesday Night

Low: 39 °F
Showers
LikelyWednesday

High: 51 °F
Chance
Showers
Detailed Forecast
Today
Sunny, with a high near 34. North northeast wind around 6 mph becoming light and variable in the afternoon.
Tonight
Partly cloudy, with a low around 24. Southeast wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 44. South southeast wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 29. East southeast wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 55. Calm wind becoming south southwest around 5 mph.
Monday Night
Mostly clear, with a low around 41. South wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 66. Southwest wind 6 to 9 mph.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 39. Southwest wind around 7 mph becoming north after midnight.
Wednesday
A chance of showers, mainly before noon. Mostly cloudy, with a high near 51. North wind 6 to 9 mph.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 32. Northeast wind around 6 mph.
Thursday
A chance of showers. Mostly cloudy, with a high near 48. East wind 6 to 8 mph.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 34. East northeast wind around 7 mph.
Friday
A chance of showers. Mostly cloudy, with a high near 48. East wind 7 to 9 mph.
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ABOUT THIS FORECAST
Point Forecast:
2 Miles N Saint Johns IL
38.06°N 89.24°W
38.06°N 89.24°W
3:16 am CST Feb 7, 2026
4am CST Feb 7, 2026-6pm CST Feb 13, 2026


