National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

43°F

6°C

Humidity 63%
Wind Speed NE 9 mph
Barometer 30.12 in (1020.1 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 14 Mar 7:52 am CDT
Extended Forecast for

Carbondale IL

  • Today

    Today: Sunny, with a high near 67. East wind 7 to 11 mph becoming south southeast in the afternoon. Winds could gust as high as 18 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 56. South wind 8 to 15 mph, with gusts as high as 26 mph.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 71. Breezy, with a south wind 20 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 70%.

    High: 71 °F

    Breezy.
    Mostly Cloudy
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Rain showers before 1am, then a chance of snow showers. Some thunder is also possible. Low around 25. Breezy, with a south wind around 23 mph becoming west northwest after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 90%.

    Low: 25 °F

    Showers and
    Breezy then
    Rain/Snow and
    Blustery

  • Monday

    Monday: Mostly cloudy, with a high near 33. Breezy, with a west northwest wind 20 to 22 mph, with gusts as high as 33 mph.

    High: 33 °F

    Mostly Cloudy
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. West northwest wind 8 to 17 mph, with gusts as high as 25 mph.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 39. West northwest wind around 6 mph.

    High: 39 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 29. South wind 5 to 14 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 60. South southwest wind 13 to 16 mph, with gusts as high as 28 mph.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 67. East wind 7 to 11 mph becoming south southeast in the afternoon. Winds could gust as high as 18 mph.
Tonight
Partly cloudy, with a low around 56. South wind 8 to 15 mph, with gusts as high as 26 mph.
Sunday
Showers likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 71. Breezy, with a south wind 20 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 70%.
Sunday Night
Rain showers before 1am, then a chance of snow showers. Some thunder is also possible. Low around 25. Breezy, with a south wind around 23 mph becoming west northwest after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 90%.
Monday
Mostly cloudy, with a high near 33. Breezy, with a west northwest wind 20 to 22 mph, with gusts as high as 33 mph.
Monday Night
Partly cloudy, with a low around 16. West northwest wind 8 to 17 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 39. West northwest wind around 6 mph.
Tuesday Night
A slight chance of snow showers after 1am. Mostly cloudy, with a low around 29. South wind 5 to 14 mph, with gusts as high as 23 mph.
Wednesday
Partly sunny, with a high near 60. South southwest wind 13 to 16 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 42. South wind 5 to 8 mph.
Thursday
Sunny, with a high near 72. Southwest wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 48. South wind around 6 mph.
Friday
Sunny, with a high near 71. Southwest wind 6 to 9 mph becoming west northwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Carbondale IL
 37.72°N 89.2°W
Last Update:
1:26 am CDT Mar 14, 2026
Forecast Valid:
8am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation