Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
42°F
6°C
| Humidity | 96% |
| Wind Speed | Calm |
| Barometer | 30.39 in (1029.0 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 19 Oct 2:52 am CDT |
Extended Forecast for
Dowell IL
Overnight
Low: 38 °F
Clear
Monday
High: 75 °F
Sunny
Monday Night
Low: 42 °F
Mostly Clear
Tuesday
High: 76 °F
Sunny
Tuesday Night
Low: 43 °F
Mostly Clear
Wednesday
High: 77 °F
Sunny
Wednesday Night
Low: 45 °F
Clear
Thursday
High: 78 °F
Sunny
Thursday Night
Low: 47 °F
Clear
Detailed Forecast
Overnight
Clear, with a low around 38. Calm wind.
Monday
Sunny, with a high near 75. Light and variable wind.
Monday Night
Mostly clear, with a low around 42. Calm wind.
Tuesday
Sunny, with a high near 76. Light northeast wind.
Tuesday Night
Mostly clear, with a low around 43. Calm wind.
Wednesday
Sunny, with a high near 77. Calm wind.
Wednesday Night
Clear, with a low around 45. Calm wind.
Thursday
Sunny, with a high near 78. Light north wind.
Thursday Night
Clear, with a low around 47. Calm wind.
Friday
Sunny, with a high near 78. Calm wind becoming east 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 47. East wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 79. Calm wind becoming south 5 to 7 mph in the morning.
Saturday Night
Partly cloudy, with a low around 50. Light south southeast wind.
Sunday
Mostly sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Dowell IL
37.95°N 89.25°W
37.95°N 89.25°W
2:06 am CDT Oct 19, 2026
3am CDT Oct 19, 2026-6pm CDT Oct 25, 2026
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