National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

73°F

23°C

Humidity 53%
Wind Speed S 16 mph
Barometer 29.93 in (1013.2 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 25 Mar 9:52 pm CDT
Extended Forecast for

3 Miles WNW Mulkeytown IL

  • Tonight

    Tonight: Mostly clear, with a low around 62. South southwest wind 5 to 13 mph, with gusts as high as 22 mph.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 28 mph.

    High: 85 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 46. South southwest wind 11 to 17 mph becoming north after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 70%.

    Low: 46 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Cloudy, then gradually becoming mostly sunny, with a high near 56. North wind around 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 56 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly clear, with a low around 32. North wind 6 to 14 mph, with gusts as high as 22 mph.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57. North northeast wind around 6 mph becoming east in the afternoon.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38. East southeast wind 3 to 5 mph.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 65. South wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54. South southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 62. South southwest wind 5 to 13 mph, with gusts as high as 22 mph.
Thursday
Sunny, with a high near 85. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 28 mph.
Thursday Night
Showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 46. South southwest wind 11 to 17 mph becoming north after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm. Cloudy, then gradually becoming mostly sunny, with a high near 56. North wind around 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Friday Night
Mostly clear, with a low around 32. North wind 6 to 14 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 57. North northeast wind around 6 mph becoming east in the afternoon.
Saturday Night
Partly cloudy, with a low around 38. East southeast wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 65. South wind 6 to 13 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 54. South southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Monday
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 77. South southwest wind 11 to 15 mph, with gusts as high as 22 mph.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 61. South southwest wind around 11 mph, with gusts as high as 21 mph.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. South southwest wind 11 to 16 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. South southwest wind around 11 mph, with gusts as high as 21 mph.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. South southwest wind 13 to 17 mph, with gusts as high as 25 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Mulkeytown IL
 37.97°N 89.19°W
Last Update:
9:46 pm CDT Mar 25, 2026
Forecast Valid:
10pm CDT Mar 25, 2026-6pm CDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation