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

42°F

6°C

Humidity 100%
Wind Speed Calm
Barometer 29.84 in (1010.3 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 8 Nov 3:52 am CST
Extended Forecast for

Carbondale IL

  • Today

    Today: Mostly sunny, with a high near 68. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of rain between 8pm and 10pm. Increasing clouds, with a low around 39. South wind 5 to 10 mph becoming northwest 12 to 17 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a temperature rising to near 43 by noon, then falling to around 36 during the remainder of the day. Northwest wind 15 to 18 mph, with gusts as high as 28 mph.

    High: 43 °F⇓

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: A chance of flurries after midnight. Mostly clear, with a low around 25. Northwest wind 8 to 14 mph, with gusts as high as 22 mph.

    Low: 25 °F

    Chance
    Flurries

  • Monday

    Monday: Sunny, with a high near 40. Northwest wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 40 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 24. Calm wind becoming south southwest around 6 mph after midnight.

    Low: 24 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 51. South southwest wind 7 to 17 mph, with gusts as high as 28 mph.

    High: 51 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. Southwest wind 7 to 15 mph, with gusts as high as 24 mph.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65. West wind 6 to 9 mph.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 68. Calm wind becoming southwest around 6 mph in the afternoon.
Tonight
A slight chance of rain between 8pm and 10pm. Increasing clouds, with a low around 39. South wind 5 to 10 mph becoming northwest 12 to 17 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Sunday
Cloudy through mid morning, then gradual clearing, with a temperature rising to near 43 by noon, then falling to around 36 during the remainder of the day. Northwest wind 15 to 18 mph, with gusts as high as 28 mph.
Sunday Night
A chance of flurries after midnight. Mostly clear, with a low around 25. Northwest wind 8 to 14 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 40. Northwest wind 7 to 15 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 24. Calm wind becoming south southwest around 6 mph after midnight.
Veterans Day
Partly sunny, with a high near 51. South southwest wind 7 to 17 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 41. Southwest wind 7 to 15 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 65. West wind 6 to 9 mph.
Wednesday Night
Mostly clear, with a low around 37. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 62. Calm wind becoming west around 5 mph.
Thursday Night
Partly cloudy, with a low around 44. Calm wind becoming south around 5 mph after midnight.
Friday
Mostly sunny, with a high near 66. South wind 6 to 9 mph.
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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:
3:16 am CST Nov 8, 2025
Forecast Valid:
5am CST Nov 8, 2025-6pm CST Nov 14, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation