Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
26°F
-3°C
| Humidity | 60% |
| Wind Speed | SE 8 mph |
| Barometer | 30.25 in (1024.7 mb) |
| Dewpoint | 14°F (-10°C) |
| Visibility | 10.00 mi |
| Wind Chill | 18°F (-8°C) |
| Last update | 8 Feb 4:52 am CST |
Extended Forecast for
2 Miles N Saint Johns IL
Today

High: 43 °F
Partly Sunny
Tonight

Low: 28 °F
Partly Cloudy
Monday

High: 54 °F
Mostly Sunny
Monday Night

Low: 39 °F
Mostly Clear
Tuesday

High: 59 °F
Partly Sunny
Tuesday Night

Low: 35 °F
Chance
ShowersWednesday

High: 50 °F
Partly Sunny
Wednesday Night

Low: 32 °F
Mostly Cloudy
Thursday

High: 47 °F
Chance
Showers
Detailed Forecast
Today
Partly sunny, with a high near 43. Southeast wind 6 to 9 mph.
Tonight
Partly cloudy, with a low around 28. East wind around 6 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 54. Light and variable wind.
Monday Night
Mostly clear, with a low around 39. South southwest wind 3 to 7 mph.
Tuesday
Partly sunny, with a high near 59. Southwest wind around 7 mph becoming north northwest in the afternoon.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 35. North wind around 6 mph.
Wednesday
Partly sunny, with a high near 50. North northeast wind 5 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 32. East northeast wind 3 to 5 mph.
Thursday
A chance of showers, mainly after noon. Mostly cloudy, with a high near 47. East wind 5 to 7 mph.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 32. East northeast wind around 6 mph.
Friday
A slight chance of showers. Partly sunny, with a high near 49. East northeast wind 6 to 8 mph.
Friday Night
A chance of showers. Partly cloudy, with a low around 32. East wind around 7 mph.
Saturday
A chance of showers. Mostly cloudy, with a high near 48. Southeast wind 7 to 10 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
5:06 am CST Feb 8, 2026
5am CST Feb 8, 2026-6pm CST Feb 14, 2026


