Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
12°F
-11°C
| Humidity | 58% |
| Wind Speed | S 14 mph |
| Barometer | 30.36 in (1028.9 mb) |
| Dewpoint | 0°F (-18°C) |
| Visibility | 10.00 mi |
| Wind Chill | -4°F (-20°C) |
| Last update | 26 Jan 11:52 pm CST |
Extended Forecast for
Carbondale IL
Extreme Cold Warning January 27, 12:43am until January 27, 10:00am
NOW until 10:00am Tue

Extreme Cold Warning
Overnight

Low: 13 °F
Clear
Tuesday

High: 32 °F
Sunny
Tuesday Night

Low: 1 °F
Mostly Cloudy
Wednesday

High: 30 °F
Mostly Sunny
Wednesday Night

Low: 11 °F
Partly Cloudy
Thursday

High: 24 °F
Mostly Cloudy
Thursday Night

Low: 4 °F
Mostly Cloudy
Friday

High: 16 °F
Mostly Sunny
Detailed Forecast
Overnight
Clear, with a steady temperature around 13. Wind chill values as low as -1. Southwest wind 9 to 11 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 32. Wind chill values as low as zero. Southwest wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 1. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 30. Calm wind becoming west southwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 11. Light and variable wind.
Thursday
Mostly cloudy, with a high near 24. Calm wind becoming north around 5 mph.
Thursday Night
Mostly cloudy, with a low around 4. North wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 16. North wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around -1. North wind 6 to 9 mph.
Saturday
Mostly sunny, with a high near 17. North northwest wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around 2. North northwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 25. Calm wind becoming west southwest around 6 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 11. Southwest wind 3 to 5 mph.
Monday
Partly sunny, with a high near 32. Southwest wind around 6 mph.
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ABOUT THIS FORECAST
Point Forecast:
Carbondale IL
37.72°N 89.23°W
37.72°N 89.23°W
12:36 am CST Jan 27, 2026
12am CST Jan 27, 2026-6pm CST Feb 2, 2026



