Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fog

45°F

7°C

Humidity 100%
Wind Speed Calm
Barometer 30.28 in (1025.4 mb)
Dewpoint 45°F (7°C)
Visibility 0.15 mi
Last update 10 Oct 7:52 am CDT
Extended Forecast for

Altenburg MO

  • Today

    Today: Mostly sunny, with a high near 74. Calm wind becoming south around 5 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of sprinkles before 1am.  Partly cloudy, with a low around 55. Light and variable wind.

    Low: 55 °F

    Chance
    Sprinkles

  • Saturday

    Saturday: Mostly sunny, with a high near 78. Calm wind becoming north around 5 mph.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. Light east southeast wind.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. Light southeast wind.

    Low: 53 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 82. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. Light north wind.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 80. Calm wind becoming north around 6 mph in the afternoon.

    High: 80 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 74. Calm wind becoming south around 5 mph.
Tonight
A chance of sprinkles before 1am. Partly cloudy, with a low around 55. Light and variable wind.
Saturday
Mostly sunny, with a high near 78. Calm wind becoming north around 5 mph.
Saturday Night
Mostly clear, with a low around 51. Light east southeast wind.
Sunday
Sunny, with a high near 78. Calm wind becoming south southeast around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 53. Light southeast wind.
Columbus Day
Sunny, with a high near 82. Calm wind becoming south southwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 58. Light north wind.
Tuesday
Sunny, with a high near 80. Calm wind becoming north around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 57. Light north wind.
Wednesday
Sunny, with a high near 79. Calm wind becoming north northeast 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 55. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 79. Calm wind becoming southwest 5 to 7 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
Altenburg MO
 37.62°N 89.57°W
6:01 am CDT Oct 10, 2025
8am CDT Oct 10, 2025-6pm CDT Oct 16, 2025
 
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Additional Resources

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