Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Overcast
25°F
-4°C
| Humidity | 69% |
| Wind Speed | S 12 mph |
| Barometer | 30.25 in (1025.2 mb) |
| Dewpoint | 16°F (-9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 14°F (-10°C) |
| Last update | 1 Feb 7:52 pm CST |
Extended Forecast for
Carbondale IL
Tonight
Low: 18 °F
Chance Snow
Showers then
Partly CloudyMonday
High: 39 °F
Mostly Sunny
Monday Night
Low: 26 °F
Mostly Cloudy
Tuesday
High: 36 °F
Chance Wintry
MixTuesday Night
Low: 20 °F
Mostly Cloudy
Wednesday
High: 31 °F
Partly Sunny
Wednesday Night
Low: 14 °F
Partly Cloudy
Thursday
High: 36 °F
Mostly Sunny
Thursday Night
Low: 29 °F
Mostly Clear
Detailed Forecast
Tonight
A 30 percent chance of snow showers, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 18. South southwest wind 5 to 7 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 39. Calm wind becoming west northwest around 5 mph.
Monday Night
Mostly cloudy, with a low around 26. Calm wind.
Tuesday
A chance of snow before 9am, then a chance of rain, snow, and freezing rain between 9am and 3pm, then a chance of snow after 3pm. Cloudy, with a high near 36. Calm wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 20. North wind 5 to 7 mph.
Wednesday
Partly sunny, with a high near 31. North wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 14. North northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 36. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 29. South southwest wind around 8 mph.
Friday
Mostly sunny, with a high near 47. West southwest wind 7 to 10 mph becoming north northwest in the afternoon.
Friday Night
Partly cloudy, with a low around 22. North wind 3 to 6 mph.
Saturday
Sunny, with a high near 37. Light and variable wind becoming north northeast around 6 mph in the morning.
Saturday Night
Partly cloudy, with a low around 24. East wind around 6 mph becoming south after midnight.
Sunday
Mostly sunny, with a high near 41. South southwest wind around 7 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Carbondale IL
37.72°N 89.23°W
37.72°N 89.23°W
6:16 pm CST Feb 1, 2026
8pm CST Feb 1, 2026-6pm CST Feb 8, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
