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.

Overcast

48°F

9°C

Humidity 76%
Wind Speed S 6 mph
Barometer 30.11 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 1 Nov 3:52 pm CDT
Extended Forecast for

Carbondale IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers. Mostly cloudy, with a high near 52. Southwest wind around 5 mph.

    High: 52 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 7pm. Patchy frost after 3am. Otherwise, partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Chance
    Showers then
    Patchy Frost

  • Sunday

    Sunday: Patchy frost before 9am. Otherwise, mostly sunny, with a high near 54. Calm wind becoming north around 5 mph.

    High: 54 °F

    Patchy Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 35. Calm wind.

    Low: 35 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 62. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64. Calm wind becoming south 5 to 9 mph in the morning.

    High: 64 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47. South southwest wind around 7 mph.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 70. South southwest wind 7 to 9 mph becoming west northwest in the afternoon.

    High: 70 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers. Mostly cloudy, with a high near 52. Southwest wind around 5 mph.
Tonight
A 30 percent chance of showers, mainly before 7pm. Patchy frost after 3am. Otherwise, partly cloudy, with a low around 35. Calm wind.
Sunday
Patchy frost before 9am. Otherwise, mostly sunny, with a high near 54. Calm wind becoming north around 5 mph.
Sunday Night
Clear, with a low around 35. Calm wind.
Monday
Sunny, with a high near 62. Calm wind becoming southwest 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 40. Calm wind.
Tuesday
Mostly sunny, with a high near 64. Calm wind becoming south 5 to 9 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 47. South southwest wind around 7 mph.
Wednesday
Sunny, with a high near 70. South southwest wind 7 to 9 mph becoming west northwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 42. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 67. Light and variable wind becoming south southeast 5 to 8 mph in the morning.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 53. South wind 7 to 9 mph.
Friday
A slight chance of showers. Mostly sunny, with a high near 70. South southwest wind 9 to 11 mph.
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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:
2:26 pm CDT Nov 1, 2025
Forecast Valid:
4pm CDT Nov 1, 2025-6pm CST Nov 7, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation