Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
55°F
13°C
| Humidity | 25% |
| Wind Speed | E 9 mph |
| Barometer | 30.52 in (1033.6 mb) |
| Dewpoint | 20°F (-7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 53°F (12°C) |
| Last update | 28 Mar 2:52 pm CDT |
Extended Forecast for
2 Miles NNE Saint Johns IL
This Afternoon
High: 56 °F
Sunny
Tonight
Low: 38 °F
Mostly Clear
Sunday
High: 69 °F
Mostly Sunny
Sunday Night
Low: 55 °F
Partly Cloudy
Monday
High: 79 °F
Mostly Sunny
then Sunny
and BreezyMonday Night
Low: 65 °F
Partly Cloudy
Tuesday
High: 83 °F
Breezy.
Mostly Sunny
then Slight
Chance
T-stormsTuesday Night
Low: 49 °F
Chance
T-storms then
ShowersWednesday
High: 58 °F
Showers
Likely
Detailed Forecast
This Afternoon
Sunny, with a high near 56. Southeast wind around 5 mph.
Tonight
Mostly clear, with a low around 38. Southeast wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 69. South southwest wind 6 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 55. South wind 10 to 13 mph, with gusts as high as 24 mph.
Monday
Mostly sunny, with a high near 79. Breezy, with a south southwest wind 13 to 20 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 65. South wind around 16 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Breezy, with a south southwest wind 16 to 21 mph, with gusts as high as 29 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 49. South southwest wind 13 to 17 mph becoming north after midnight. Winds could gust as high as 26 mph.
Wednesday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 58. Northeast wind around 14 mph, with gusts as high as 21 mph.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 45. Northeast wind 11 to 13 mph, with gusts as high as 21 mph.
Thursday
Showers likely. Mostly cloudy, with a high near 63. East wind 11 to 15 mph, with gusts as high as 22 mph.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 47. Northeast wind 7 to 10 mph.
Friday
A chance of showers. Mostly cloudy, with a high near 71. East wind 8 to 10 mph becoming south southeast in the afternoon.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles NNE Saint Johns IL
38.06°N 89.21°W
38.06°N 89.21°W
2:12 pm CDT Mar 28, 2026
3pm CDT Mar 28, 2026-6pm CDT Apr 3, 2026
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