Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
35°F
2°C
| Humidity | 93% |
| Wind Speed | Calm |
| Barometer | 29.92 in (1013.6 mb) |
| Dewpoint | 33°F (1°C) |
| Visibility | 7.00 mi |
| Last update | 1 Jan 6:52 pm CST |
Extended Forecast for
Carbondale IL
Tonight

Low: 31 °F
Mostly Cloudy
Friday

High: 41 °F
Cloudy
Friday Night

Low: 30 °F
Cloudy
Saturday

High: 42 °F
Decreasing
CloudsSaturday Night

Low: 25 °F
Mostly Clear
Sunday

High: 43 °F
Mostly Sunny
Sunday Night

Low: 33 °F
Partly Cloudy
Monday

High: 56 °F
Mostly Sunny
Monday Night

Low: 45 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 31. Calm wind.
Friday
Cloudy, with a high near 41. Calm wind becoming east northeast around 6 mph in the morning.
Friday Night
Cloudy, with a low around 30. Northeast wind around 6 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 42. North northeast wind around 6 mph.
Saturday Night
Mostly clear, with a low around 25. Light north northwest wind.
Sunday
Mostly sunny, with a high near 43. Calm wind.
Sunday Night
Partly cloudy, with a low around 33. Calm wind becoming south southwest 5 to 7 mph after midnight.
Monday
Mostly sunny, with a high near 56. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 45. South wind 6 to 9 mph.
Tuesday
Partly sunny, with a high near 62. Southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 42. South southwest wind 5 to 7 mph becoming light and variable after midnight.
Wednesday
Partly sunny, with a high near 59. Light and variable wind becoming west southwest around 5 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 45. Calm wind becoming south southeast around 6 mph after midnight.
Thursday
A chance of showers. Mostly cloudy, with a high near 60. South southeast wind 6 to 9 mph.
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ABOUT THIS FORECAST
Point Forecast:
Carbondale IL
37.72°N 89.23°W
37.72°N 89.23°W
7:31 pm CST Jan 1, 2026
7pm CST Jan 1, 2026-6pm CST Jan 8, 2026


