Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

48°F

9°C

Humidity 61%
Wind Speed E 6 mph
Barometer 30.30 in (1026.2 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 7 Apr 10:52 pm CDT
Extended Forecast for

3 Miles SW Vergennes IL

  • Tonight

    Tonight: Partly cloudy, with a low around 40. East southeast wind around 6 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. South wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. South wind 8 to 10 mph.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. South southwest wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. South wind 7 to 9 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 77. South southwest wind 7 to 10 mph becoming west in the afternoon.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 56. Northeast wind around 6 mph.

    Low: 56 °F

    Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 78. East northeast wind 5 to 7 mph becoming south southeast in the afternoon.

    High: 78 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. East southeast wind around 7 mph.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. East southeast wind around 6 mph.
Wednesday
Mostly sunny, with a high near 74. South wind 6 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 53. South wind 8 to 10 mph.
Thursday
Sunny, with a high near 77. South southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 56. South wind 7 to 9 mph.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77. South southwest wind 7 to 10 mph becoming west in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Northeast wind around 6 mph.
Saturday
Partly sunny, with a high near 78. East northeast wind 5 to 7 mph becoming south southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 60. East southeast wind around 7 mph.
Sunday
Partly sunny, with a high near 83. South wind 8 to 16 mph, with gusts as high as 24 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind 14 to 18 mph, with gusts as high as 28 mph.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Breezy, with a south southwest wind 18 to 21 mph, with gusts as high as 31 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South southwest wind around 17 mph, with gusts as high as 25 mph.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. South southwest wind around 17 mph, with gusts as high as 25 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Vergennes IL
 37.86°N 89.39°W
8:36 pm CDT Apr 7, 2026
11pm CDT Apr 7, 2026-6pm CDT Apr 14, 2026
 
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Additional Resources

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