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.

Overcast

63°F

17°C

Humidity 88%
Wind Speed NE 7 mph
Barometer 30.26 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 24 Sep 8:48 am CDT
Extended Forecast for

Mulkeytown IL

  • Today

    Today: Partly sunny, with a high near 74. North northeast wind 3 to 7 mph.

    High: 74 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. Light north northeast wind.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76. Northeast wind 3 to 7 mph.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. Northeast wind 3 to 6 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 74. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 74 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 76. Calm wind becoming east around 5 mph in the afternoon.

    High: 76 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 79. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 79 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 74. North northeast wind 3 to 7 mph.
Tonight
Mostly cloudy, with a low around 56. Light north northeast wind.
Friday
Mostly sunny, with a high near 76. Northeast wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 58. Northeast wind 3 to 6 mph.
Saturday
Mostly cloudy, with a high near 74. Calm wind becoming east northeast around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 57. Calm wind.
Sunday
Partly sunny, with a high near 76. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 55. Calm wind.
Monday
Sunny, with a high near 79. Calm wind becoming east southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 57. Light east southeast wind.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Light southeast wind becoming south 5 to 10 mph in the morning.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South southeast wind 7 to 11 mph.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. South southwest wind 11 to 17 mph, with gusts as high as 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mulkeytown IL
 37.96°N 89.1°W
Last Update:
7:11 am CDT Sep 24, 2026
Forecast Valid:
9am CDT Sep 24, 2026-6pm CDT Sep 30, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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