Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Fair
24°F
-4°C
| Humidity | 88% |
| Wind Speed | SW 7 mph |
| Barometer | 30.38 in (1030.0 mb) |
| Dewpoint | 21°F (-6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 16°F (-9°C) |
| Last update | 12 Jan 6:56 am CST |
Extended Forecast for
2 Miles ENE Dahlgren IL
Today
High: 50 °F
Sunny
Tonight
Low: 33 °F
Mostly Clear
Tuesday
High: 58 °F
Increasing
CloudsTuesday Night
Low: 39 °F
Chance
ShowersWednesday
High: 44 °F
Slight Chance
Showers then
Slight Chance
Rain/SnowWednesday Night
Low: 18 °F
Mostly Cloudy
Thursday
High: 32 °F
Sunny
Thursday Night
Low: 22 °F
Partly Cloudy
Friday
High: 42 °F
Partly Sunny
Detailed Forecast
Today
Sunny, with a high near 50. Southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 33. Southwest wind 6 to 9 mph.
Tuesday
Increasing clouds, with a high near 58. Southwest wind 10 to 15 mph, with gusts as high as 22 mph.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 39. Southwest wind 6 to 10 mph becoming west northwest after midnight. Winds could gust as high as 18 mph.
Wednesday
A slight chance of rain showers before 3pm, then a slight chance of rain and snow showers. Mostly cloudy, with a high near 44. Northwest wind 7 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 18. North northwest wind 13 to 17 mph, with gusts as high as 26 mph.
Thursday
Sunny, with a high near 32. North northwest wind 5 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 22. Light and variable wind becoming south southwest 5 to 10 mph in the evening. Winds could gust as high as 20 mph.
Friday
Partly sunny, with a high near 42. Southwest wind 9 to 15 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 20. West wind 6 to 10 mph.
Saturday
Partly sunny, with a high near 32. West wind 8 to 14 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 11. West northwest wind 7 to 10 mph.
Sunday
Mostly sunny, with a high near 28. West northwest wind 8 to 13 mph, with gusts as high as 20 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles ENE Dahlgren IL
38.21°N 88.64°W
38.21°N 88.64°W
3:16 am CST Jan 12, 2026
7am CST Jan 12, 2026-6pm CST Jan 18, 2026
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