Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Mostly Cloudy

75°F

24°C

Humidity 74%
Wind Speed Calm
Barometer 29.92 in (1012.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 20 Jun 9:52 pm CDT
Extended Forecast for

3 Miles WNW Mulkeytown IL

Flood Watch June 21, 01:00pm until June 22, 07:00am
Click here for hazard details and duration
Flood Watch
  • Tonight

    Tonight: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Increasing clouds, with a high near 88. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.  Chance of precipitation is 60%.

    High: 88 °F

    Chance
    T-storms then
    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Some of the storms could produce heavy rainfall.  Low around 70. Southwest wind 11 to 17 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%.

    Low: 70 °F

    Heavy Rain
    then Showers

  • Monday

    Monday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm.  Mostly cloudy, with a high near 81. West southwest wind 9 to 11 mph becoming north northwest in the afternoon.  Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. North wind 5 to 10 mph becoming light  in the evening.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Light northeast wind.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63. Light and variable wind.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 66. Calm wind.
Sunday
A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 88. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Some of the storms could produce heavy rainfall. Low around 70. Southwest wind 11 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Monday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 81. West southwest wind 9 to 11 mph becoming north northwest in the afternoon. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 62. North wind 5 to 10 mph becoming light in the evening.
Tuesday
Mostly sunny, with a high near 83. Light northeast wind.
Tuesday Night
Mostly clear, with a low around 63. Calm wind.
Wednesday
Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 63. Light and variable wind.
Thursday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Calm wind becoming west northwest around 6 mph in the afternoon.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 63. North wind around 5 mph becoming calm in the evening.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Light and variable wind.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Light south wind.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Light south wind becoming south southwest 6 to 11 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Mulkeytown IL
 37.97°N 89.19°W
9:31 pm CDT Jun 20, 2026
10pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026
 
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