Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

39°F

4°C

Humidity 67%
Wind Speed S 14 mph
Barometer 29.99 in (1015.9 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 13 Jan 6:52 am CST
Extended Forecast for

Vergennes IL

  • Today

    Today: Partly sunny, with a high near 62. Southwest wind 9 to 15 mph, with gusts as high as 28 mph.

    High: 62 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers between 10pm and 3am.  Cloudy, with a low around 40. Southwest wind 6 to 9 mph becoming northwest after midnight.  Chance of precipitation is 40%.

    Low: 40 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a temperature falling to around 33 by 5pm. Breezy, with a north northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 45 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 18. North northwest wind 8 to 18 mph, with gusts as high as 24 mph.

    Low: 18 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 32. North northwest wind 6 to 8 mph becoming south southwest in the afternoon.

    High: 32 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 24. South wind 6 to 14 mph, with gusts as high as 23 mph.

    Low: 24 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 45. West wind 14 to 18 mph, with gusts as high as 26 mph.

    High: 45 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22. West wind around 11 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 33. West northwest wind 11 to 16 mph, with gusts as high as 22 mph.

    High: 33 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 62. Southwest wind 9 to 15 mph, with gusts as high as 28 mph.
Tonight
A chance of showers between 10pm and 3am. Cloudy, with a low around 40. Southwest wind 6 to 9 mph becoming northwest after midnight. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a temperature falling to around 33 by 5pm. Breezy, with a north northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 18. North northwest wind 8 to 18 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 32. North northwest wind 6 to 8 mph becoming south southwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 24. South wind 6 to 14 mph, with gusts as high as 23 mph.
Friday
Partly sunny, with a high near 45. West wind 14 to 18 mph, with gusts as high as 26 mph.
Friday Night
Partly cloudy, with a low around 22. West wind around 11 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 33. West northwest wind 11 to 16 mph, with gusts as high as 22 mph.
Saturday Night
Mostly cloudy, with a low around 11. West northwest wind around 10 mph.
Sunday
Sunny, with a high near 27. West northwest wind 9 to 14 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 12. West wind 7 to 9 mph.
M.L.King Day
Sunny, with a high near 36. West wind 7 to 11 mph, with gusts as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Vergennes IL
 37.9°N 89.33°W
6:56 am CST Jan 13, 2026
7am CST Jan 13, 2026-6pm CST Jan 19, 2026
 
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