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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

78°F

26°C

Humidity 58%
Wind Speed SW 14 mph
Barometer 29.95 in (1013.8 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 16 Apr 2:52 pm CDT
Extended Forecast for

Carbondale IL

Severe T-storm Watch April 16, 03:34pm until April 16, 09:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch April 16, 03:34pm until April 16, 09:00pm

    NOW until 9:00pm Thu

    Severe T-storm Watch

  • This Afternoon

    High: 81 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Some of the storms could be severe. Mostly clear, with a low around 60. South southwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Severe
    Thunderstorms
    then Mostly
    Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 3pm. Mostly sunny, with a high near 86. Light south wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 22 mph.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 53. South wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    Low: 53 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 4pm, then showers likely. High near 68. West southwest wind 13 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Mostly clear, with a low around 39. North northwest wind 5 to 11 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 68. Light west wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 43. North northwest wind around 6 mph becoming calm in the evening.

    Low: 43 °F

    Clear

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Mostly sunny, with a high near 81. West southwest wind around 9 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Some of the storms could be severe. Mostly clear, with a low around 60. South southwest wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 3pm. Mostly sunny, with a high near 86. Light south wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 53. South wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm before 4pm, then showers likely. High near 68. West southwest wind 13 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%.
Saturday Night
A 20 percent chance of showers before 1am. Mostly clear, with a low around 39. North northwest wind 5 to 11 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 68. Light west wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Clear, with a low around 43. North northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 73. Light and variable wind becoming south 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 52. South southwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 78. South southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 56. South southwest wind 6 to 9 mph.
Wednesday
Mostly sunny, with a high near 79. Southwest wind 6 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Carbondale IL
 37.72°N 89.23°W
Last Update:
2:57 pm CDT Apr 16, 2026
Forecast Valid:
3pm CDT Apr 16, 2026-6pm CDT Apr 22, 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