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Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Mostly Cloudy
53°F
12°C
| Humidity | 69% |
| Wind Speed | NW 18 G 29 mph |
| Barometer | 29.85 in (1010.8 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 48°F (9°C) |
| Last update | 8 Nov 11:52 pm CST |
Extended Forecast for
4 Miles SW Vergennes IL
Overnight

Low: 40 °F
Mostly Cloudy
Sunday
High: 41 °F⇓
Slight Chance
Showers and
Breezy then
BreezySunday Night

Low: 25 °F
Partly Cloudy
Monday

High: 40 °F
Sunny
Monday Night

Low: 23 °F
Mostly Clear
Veterans Day

High: 51 °F
Partly Sunny
Tuesday Night

Low: 39 °F
Mostly Clear
Wednesday

High: 65 °F
Sunny
Wednesday Night

Low: 36 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly cloudy, with a low around 40. Northwest wind around 18 mph, with gusts as high as 31 mph.
Sunday
A chance of sprinkles with a slight chance of showers before noon, then a chance of sprinkles between noon and 4pm. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 36 by 5pm. Breezy, with a northwest wind 17 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 25. Northwest wind 10 to 16 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 40. Northwest wind 8 to 18 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 23. Light and variable wind becoming south southwest 5 to 7 mph after midnight.
Veterans Day
Partly sunny, with a high near 51. South southwest wind 8 to 18 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 39. Southwest wind 7 to 17 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 65. West northwest wind 5 to 9 mph.
Wednesday Night
Mostly clear, with a low around 36. Light west northwest wind.
Thursday
Mostly sunny, with a high near 64. Calm wind becoming south 5 to 7 mph in the morning.
Thursday Night
Partly cloudy, with a low around 46. South wind around 6 mph.
Friday
Mostly sunny, with a high near 70. South wind 7 to 11 mph.
Friday Night
Partly cloudy, with a low around 54. South wind 8 to 10 mph.
Saturday
Mostly sunny, with a high near 73. South wind 10 to 15 mph, with gusts as high as 23 mph.
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SW Vergennes IL
37.86°N 89.39°W
37.86°N 89.39°W
12:41 am CST Nov 9, 2025
12am CST Nov 9, 2025-6pm CST Nov 15, 2025



