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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Mostly Cloudy

83°F

28°C

Humidity 65%
Wind Speed N 7 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 15 Jun 3:52 pm CDT
Extended Forecast for

5 Miles S Pinckneyville IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 85. Light north wind.

    High: 85 °F

    Partly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 69. North northeast wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, with a high near 80. Calm wind becoming south southeast around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73. South wind around 7 mph.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 89. South southwest wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    High: 89 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 71. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 71 °F

    Showers
    Likely

  • Juneteenth

    Juneteenth: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. West northwest wind around 7 mph.

    High: 86 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Partly sunny, with a high near 85. Light north wind.
Tonight
A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 69. North northeast wind around 5 mph becoming calm in the evening.
Monday
A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, with a high near 80. Calm wind becoming south southeast around 6 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 89. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 73. South wind around 7 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 89. South southwest wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 71. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Juneteenth
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. West northwest wind around 7 mph.
Thursday Night
Mostly clear, with a low around 67. Light and variable wind.
Friday
Mostly sunny, with a high near 89. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 72. South wind around 7 mph.
Saturday
Sunny, with a high near 94. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Pinckneyville IL
 37.99°N 89.38°W
Last Update:
3:17 pm CDT Jun 15, 2025
Forecast Valid:
4pm CDT Jun 15, 2025-6pm CDT Jun 21, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation