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.

Rain Fog/Mist

61°F

16°C

Humidity 97%
Wind Speed SW 16 G 29 mph
Barometer 29.96 in (1014.3 mb)
Dewpoint 60°F (16°C)
Visibility 1.75 mi
Last update 4 Apr 7:52 am CDT
Extended Forecast for

Carbondale IL

  • Today

    Today: Showers and thunderstorms before 4pm, then a chance of showers. Temperature falling to around 59 by 3pm. Breezy, with a south wind 7 to 12 mph becoming northwest 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%.

    High: 67 °F⇓

    Showers and
    Breezy

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 40. Northwest wind 6 to 9 mph.

    Low: 40 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Sunny, with a high near 60. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39. North northwest wind around 6 mph becoming calm in the evening.

    Low: 39 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 65. Calm wind becoming northwest 5 to 9 mph in the morning.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40. North northeast wind 6 to 8 mph.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 57. Northeast wind around 9 mph.

    High: 57 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. East wind around 6 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. South wind 6 to 10 mph.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and thunderstorms before 4pm, then a chance of showers. Temperature falling to around 59 by 3pm. Breezy, with a south wind 7 to 12 mph becoming northwest 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 40. Northwest wind 6 to 9 mph.
Sunday
Sunny, with a high near 60. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Clear, with a low around 39. North northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 65. Calm wind becoming northwest 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 40. North northeast wind 6 to 8 mph.
Tuesday
Partly sunny, with a high near 57. Northeast wind around 9 mph.
Tuesday Night
Partly cloudy, with a low around 40. East wind around 6 mph.
Wednesday
Mostly sunny, with a high near 73. South wind 6 to 10 mph.
Wednesday Night
Mostly clear, with a low around 53. South wind 7 to 9 mph.
Thursday
Sunny, with a high near 76. South wind 9 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 55. South wind around 8 mph.
Friday
Mostly sunny, with a high near 78. South wind 8 to 13 mph, with gusts as high as 21 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Carbondale IL
 37.72°N 89.23°W
Last Update:
7:42 am CDT Apr 4, 2026
Forecast Valid:
8am CDT Apr 4, 2026-6pm CDT Apr 10, 2026
 
Forecast Discussion
 
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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