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

65°F

18°C

Humidity 93%
Wind Speed NE 3 mph
Barometer 29.87 in (1011.2 mb)
Dewpoint 63°F (17°C)
Visibility 2.50 mi
Last update 22 May 4:52 pm CDT
Extended Forecast for

Makanda IL

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. Steady temperature around 66. Light north northeast wind. Chance of precipitation is 90%.

    High: 66 °F

    Showers

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and 1am. Mostly cloudy, with a low around 59. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 79. Light west southwest wind.

    High: 79 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers between 3am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 62. Calm wind. Chance of precipitation is 30%.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 80. Light and variable wind. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. Calm wind becoming east northeast around 5 mph. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Light east wind.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Calm wind becoming east around 6 mph in the morning.

    High: 79 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Steady temperature around 66. Light north northeast wind. Chance of precipitation is 90%.
Tonight
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and 1am. Mostly cloudy, with a low around 59. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 79. Light west southwest wind.
Saturday Night
A slight chance of showers between 3am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 62. Calm wind. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 80. Light and variable wind. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 63. Calm wind.
Memorial Day
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. Calm wind becoming east northeast around 5 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Light east wind.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Calm wind becoming east around 6 mph in the morning.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 82. South southeast wind 3 to 6 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East southeast wind around 5 mph becoming calm in the evening.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 82. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. East northeast wind 3 to 5 mph.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 80. East northeast wind 5 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Makanda IL
 37.61°N 89.24°W
Last Update:
4:26 pm CDT May 22, 2026
Forecast Valid:
5pm CDT May 22, 2026-6pm CDT May 29, 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