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

66°F

19°C

Humidity 39%
Wind Speed NW 14 mph
Barometer 30.26 in (1024.7 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 6 Apr 2:52 pm CDT
Extended Forecast for

3 Miles WNW Mulkeytown IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 66. Northwest wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. North northeast wind around 7 mph.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. East northeast wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. East southeast wind 6 to 8 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. South wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. South wind around 9 mph.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 75. South wind 8 to 13 mph, with gusts as high as 18 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. South wind around 7 mph.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 77. Southwest wind 6 to 10 mph.

    High: 77 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 66. Northwest wind 8 to 10 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 40. North northeast wind around 7 mph.
Tuesday
Mostly sunny, with a high near 59. East northeast wind 9 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 38. East southeast wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 73. South wind 6 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 53. South wind around 9 mph.
Thursday
Sunny, with a high near 75. South wind 8 to 13 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 54. South wind around 7 mph.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 77. Southwest wind 6 to 10 mph.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Southwest wind around 6 mph becoming light and variable in the evening.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79. East wind 5 to 7 mph becoming south southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 60. Southeast wind around 6 mph.
Sunday
Partly sunny, with a high near 83. South wind 7 to 17 mph, with gusts as high as 23 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:
2:52 pm CDT Apr 6, 2026
Forecast Valid:
2pm CDT Apr 6, 2026-6pm CDT Apr 12, 2026
 
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Additional Resources

Radar & Satellite Image

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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