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Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Fair
49°F
9°C
| Humidity | 43% |
| Wind Speed | SW 6 mph |
| Barometer | 30.29 in (1026.6 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 46°F (8°C) |
| Last update | 14 Nov 12:56 pm CST |
Extended Forecast for
Dahlgren IL
This Afternoon
High: 51 °F
Sunny
Tonight
Low: 28 °F
Mostly Clear
Sunday
High: 54 °F
Mostly Sunny
Sunday Night
Low: 27 °F
Mostly Clear
Monday
High: 56 °F
Sunny
Monday Night
Low: 27 °F
Clear
Tuesday
High: 59 °F
Sunny
Tuesday Night
Low: 32 °F
Clear
Wednesday
High: 63 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 51. Light north northwest wind.
Tonight
Mostly clear, with a low around 28. Calm wind.
Sunday
Mostly sunny, with a high near 54. Calm wind.
Sunday Night
Mostly clear, with a low around 27. Calm wind.
Monday
Sunny, with a high near 56. Calm wind.
Monday Night
Clear, with a low around 27. Calm wind.
Tuesday
Sunny, with a high near 59. Calm wind becoming south southeast around 5 mph.
Tuesday Night
Clear, with a low around 32. Calm wind.
Wednesday
Sunny, with a high near 63. Calm wind becoming south 5 to 9 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 40. South wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 67. South southwest wind 5 to 9 mph becoming light in the afternoon.
Thursday Night
Partly cloudy, with a low around 46. Calm wind.
Friday
Mostly sunny, with a high near 70. Calm wind becoming south around 6 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Dahlgren IL
38.19°N 88.7°W
38.19°N 88.7°W
12:26 pm CST Nov 14, 2026
1pm CST Nov 14, 2026-6pm CST Nov 20, 2026
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