Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Overcast

46°F

8°C

Humidity 51%
Wind Speed NW 16 G 32 mph
Barometer 29.75 in (1007.4 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 10 Dec 10:52 am CST
Extended Forecast for

3 Miles SW Vergennes IL

  • Today

    Today: Mostly cloudy, with a temperature falling to around 37 by 5pm. Breezy, with a northwest wind 13 to 22 mph, with gusts as high as 38 mph.

    High: 45 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Northwest wind 5 to 10 mph becoming light west northwest  after midnight.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 39. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 39 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35. South wind 6 to 9 mph.

    Low: 35 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 46. Southwest wind 8 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 46 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21. North northwest wind 5 to 9 mph.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 37. North northeast wind around 6 mph.

    High: 37 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 11. North wind 6 to 10 mph.

    Low: 11 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 25. North wind 7 to 10 mph.

    High: 25 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a temperature falling to around 37 by 5pm. Breezy, with a northwest wind 13 to 22 mph, with gusts as high as 38 mph.
Tonight
Mostly cloudy, with a low around 25. Northwest wind 5 to 10 mph becoming light west northwest after midnight.
Thursday
Partly sunny, with a high near 39. Light and variable wind becoming south around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 35. South wind 6 to 9 mph.
Friday
Mostly sunny, with a high near 46. Southwest wind 8 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 21. North northwest wind 5 to 9 mph.
Saturday
Partly sunny, with a high near 37. North northeast wind around 6 mph.
Saturday Night
Mostly cloudy, with a low around 11. North wind 6 to 10 mph.
Sunday
Sunny, with a high near 25. North wind 7 to 10 mph.
Sunday Night
Mostly clear, with a low around 13. North northeast wind around 6 mph becoming light and variable.
Monday
Mostly sunny, with a high near 37. South wind 5 to 9 mph.
Monday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 27. South southwest wind around 7 mph.
Tuesday
Mostly cloudy, with a high near 45. South wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Vergennes IL
 37.86°N 89.39°W
9:26 am CST Dec 10, 2025
11am CST Dec 10, 2025-6pm CST Dec 16, 2025
 
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Additional Resources

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