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

26°F

-3°C

Humidity 57%
Wind Speed NW 10 mph
Barometer 30.37 in (1028.9 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 29 Dec 6:52 pm CST
Extended Forecast for

Carbondale IL

  • Tonight

    Tonight: Partly cloudy, with a low around 17. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.

    Low: 17 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 36. Northwest wind around 7 mph becoming southwest in the afternoon.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 28. Southwest wind around 6 mph.

    Low: 28 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. West northwest wind 3 to 8 mph.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Clear

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 43. Calm wind becoming north northeast around 5 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers after noon. Mostly cloudy, with a high near 48. Calm wind becoming southeast around 5 mph.

    High: 48 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers before midnight. Mostly cloudy, with a low around 32. North wind 3 to 5 mph.

    Low: 32 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 17. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 36. Northwest wind around 7 mph becoming southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 28. Southwest wind around 6 mph.
Wednesday
Mostly sunny, with a high near 44. West northwest wind 3 to 8 mph.
Wednesday Night
Mostly clear, with a low around 27. Calm wind.
New Year's Day
Mostly sunny, with a high near 43. Calm wind becoming north northeast around 5 mph.
Thursday Night
Mostly cloudy, with a low around 32. Calm wind.
Friday
A slight chance of showers after noon. Mostly cloudy, with a high near 48. Calm wind becoming southeast around 5 mph.
Friday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 32. North wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 45. North wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 28. Calm wind.
Sunday
Mostly sunny, with a high near 48. Calm wind becoming south southwest around 6 mph in the morning.
Sunday Night
Partly cloudy, with a low around 35. South southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 52. West southwest wind around 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Carbondale IL
 37.72°N 89.23°W
Last Update:
5:06 pm CST Dec 29, 2025
Forecast Valid:
7pm CST Dec 29, 2025-6pm CST Jan 5, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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