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.

Light Rain

71°F

22°C

Humidity 76%
Wind Speed S 3 mph
Barometer 29.89 in (1011.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 15 Apr 6:52 pm CDT
Extended Forecast for

3 Miles WNW Mulkeytown IL

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 63. Southwest wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    Low: 63 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 81. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 59. South wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. South wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 85 °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 58. South wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    Low: 58 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 71. Southwest wind 13 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 41. Northwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 66. West northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 42. North northwest wind 5 to 7 mph becoming light and variable after midnight.

    Low: 42 °F

    Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 63. Southwest wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Thursday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 81. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 59. South wind 3 to 6 mph. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. South wind 5 to 14 mph, with gusts 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 58. South wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 71. Southwest wind 13 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 41. Northwest wind 6 to 13 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 66. West northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 42. North northwest wind 5 to 7 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 72. South southeast wind 5 to 9 mph.
Monday Night
Mostly clear, with a low around 50. South wind around 7 mph.
Tuesday
Sunny, with a high near 77. South southwest wind 7 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 55. South southwest wind 7 to 10 mph.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79. South southwest wind 7 to 11 mph, with gusts as high as 18 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:
6:36 pm CDT Apr 15, 2026
Forecast Valid:
6pm CDT Apr 15, 2026-6pm CDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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