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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Mostly Cloudy

29°F

-2°C

Humidity 51%
Wind Speed S 9 mph
Barometer 29.91 in (1013.1 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 15 Jan 9:52 pm CST
Extended Forecast for

Carbondale IL

  • Tonight

    Tonight: A 20 percent chance of snow showers before 1am. Mostly cloudy, with a temperature rising to around 34 by 3am. South wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 29 °F⇑

    Slight Chance
    Snow Showers

  • Friday

    Friday: Increasing clouds, with a high near 46. West southwest wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 46 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A slight chance of rain and snow showers before 9pm, then a chance of snow showers between 9pm and midnight. Mostly cloudy, with a low around 25. West northwest wind around 9 mph. Chance of precipitation is 30%.

    Low: 25 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 31. West northwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 31 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 13. West northwest wind 5 to 8 mph.

    Low: 13 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 29. West northwest wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 29 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 18. South southwest wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 18 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 26. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 11. Northwest wind around 6 mph becoming calm in the evening.

    Low: 11 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of snow showers before 1am. Mostly cloudy, with a temperature rising to around 34 by 3am. South wind 10 to 14 mph, with gusts as high as 24 mph.
Friday
Increasing clouds, with a high near 46. West southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Friday Night
A slight chance of rain and snow showers before 9pm, then a chance of snow showers between 9pm and midnight. Mostly cloudy, with a low around 25. West northwest wind around 9 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 31. West northwest wind 7 to 13 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 13. West northwest wind 5 to 8 mph.
Sunday
Sunny, with a high near 29. West northwest wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Mostly clear, with a low around 18. South southwest wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
M.L.King Day
Mostly sunny, with a high near 26. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 11. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 33. Calm wind becoming southwest 5 to 9 mph in the morning.
Tuesday Night
Mostly clear, with a low around 23. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 45. South southwest wind 8 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
A slight chance of rain or freezing rain. Partly cloudy, with a low around 24. West wind around 7 mph becoming north northeast after midnight.
Thursday
A slight chance of showers. Mostly sunny, with a high near 41. Northeast wind 6 to 8 mph becoming south in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Carbondale IL
 37.72°N 89.23°W
Last Update:
10:11 pm CST Jan 15, 2026
Forecast Valid:
10pm CST Jan 15, 2026-6pm CST Jan 22, 2026
 
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