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.

Mostly Cloudy

69°F

21°C

Humidity 78%
Wind Speed S 16 G 23 mph
Barometer 29.90 in (1012.3 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 2 Apr 7:52 am CDT
Extended Forecast for

Carbondale IL

Wind Advisory April 2, 10:00am until April 2, 07:00pm
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 79. Breezy, with a south wind 18 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 60%.

    High: 79 °F

    Breezy.
    Mostly Cloudy
    then Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 11pm, then showers likely and possibly a thunderstorm after 5am. Partly cloudy, with a low around 65. South southwest wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms after 7am. Partly sunny, with a high near 82. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 63. South wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.

    Low: 63 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 1pm, then a chance of showers. High near 69. South southwest wind 10 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%.

    High: 69 °F

    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41. West northwest wind 6 to 9 mph.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 61. Northwest wind 6 to 10 mph.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 38. North northwest wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66. Calm wind becoming north northwest 5 to 7 mph in the morning.

    High: 66 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 79. Breezy, with a south wind 18 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 60%.
Tonight
Showers and thunderstorms likely, mainly before 11pm, then showers likely and possibly a thunderstorm after 5am. Partly cloudy, with a low around 65. South southwest wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms after 7am. Partly sunny, with a high near 82. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 63. South wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Saturday
Showers and possibly a thunderstorm before 1pm, then a chance of showers. High near 69. South southwest wind 10 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%.
Saturday Night
Partly cloudy, with a low around 41. West northwest wind 6 to 9 mph.
Sunday
Sunny, with a high near 61. Northwest wind 6 to 10 mph.
Sunday Night
Clear, with a low around 38. North northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 66. Calm wind becoming north northwest 5 to 7 mph in the morning.
Monday Night
Partly cloudy, with a low around 42. North wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 61. East northeast wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 40. East southeast wind around 7 mph.
Wednesday
Mostly sunny, with a high near 69. South wind 6 to 10 mph, with gusts as high as 18 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:
2:56 am CDT Apr 2, 2026
Forecast Valid:
8am CDT Apr 2, 2026-6pm CDT Apr 8, 2026
 
Forecast Discussion
 
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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