National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Light Rain

48°F

9°C

Humidity 82%
Wind Speed SW 9 mph
Barometer 30.15 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 1 Nov 12:52 pm CDT
Extended Forecast for

3 Miles SW Vergennes IL

  • This Afternoon

    This Afternoon: Showers likely, mainly between 4pm and 5pm. Cloudy, with a high near 53. West southwest wind around 6 mph. Chance of precipitation is 60%.

    High: 53 °F

    Showers
    Likely

  • Tonight

    Tonight: A 10 percent chance of showers before 7pm. Patchy frost after 2am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Slight Chance
    Showers then
    Patchy Frost

  • Sunday

    Sunday: Areas of frost before 10am. Otherwise, sunny, with a high near 55. North wind 3 to 6 mph.

    High: 55 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 35. Calm wind.

    Low: 35 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 62. Southwest wind 5 to 8 mph.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Light south wind increasing to 6 to 11 mph in the morning.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47. South wind 8 to 10 mph.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 70. South southwest wind 8 to 10 mph becoming west northwest in the afternoon.

    High: 70 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely, mainly between 4pm and 5pm. Cloudy, with a high near 53. West southwest wind around 6 mph. Chance of precipitation is 60%.
Tonight
A 10 percent chance of showers before 7pm. Patchy frost after 2am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 34. Calm wind.
Sunday
Areas of frost before 10am. Otherwise, sunny, with a high near 55. North wind 3 to 6 mph.
Sunday Night
Clear, with a low around 35. Calm wind.
Monday
Sunny, with a high near 62. Southwest wind 5 to 8 mph.
Monday Night
Mostly clear, with a low around 39. Calm wind.
Tuesday
Mostly sunny, with a high near 66. Light south wind increasing to 6 to 11 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 47. South wind 8 to 10 mph.
Wednesday
Sunny, with a high near 70. South southwest wind 8 to 10 mph becoming west northwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 41. North northwest wind around 6 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 67. Light and variable wind becoming south southeast 5 to 10 mph in the morning.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 53. South wind around 10 mph.
Friday
A slight chance of showers. Mostly sunny, with a high near 70. South southwest wind around 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Vergennes IL
 37.86°N 89.39°W
Last Update:
1:26 pm CDT Nov 1, 2025
Forecast Valid:
1pm CDT Nov 1, 2025-6pm CST Nov 7, 2025
 
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Additional Resources

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Chance of Precipitation