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Hazardous Weather Conditions
Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Overcast
40°F
4°C
| Humidity | 60% |
| Wind Speed | NW 9 mph |
| Barometer | 30.21 in (1023.7 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 34°F (1°C) |
| Last update | 9 Nov 1:56 pm CST |
Extended Forecast for
4 Miles SSE Dahlgren IL
This Afternoon
High: 37 °F
Mostly Cloudy
and BreezyTonight
Low: 24 °F
Partly Cloudy
Monday
High: 39 °F
Chance
Flurries and
BreezyMonday Night
Low: 23 °F
Mostly Clear
Veterans Day
High: 50 °F
Partly Sunny
and BreezyTuesday Night
Low: 39 °F
Mostly Clear
Wednesday
High: 63 °F
Sunny
Wednesday Night
Low: 34 °F
Mostly Clear
Thursday
High: 61 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Mostly cloudy, with a steady temperature around 37. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 29 mph.
Tonight
Partly cloudy, with a low around 24. Northwest wind 9 to 17 mph, with gusts as high as 25 mph.
Monday
A chance of flurries before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 39. Breezy, with a northwest wind 17 to 22 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph.
Monday Night
Mostly clear, with a low around 23. West northwest wind 5 to 8 mph becoming light and variable.
Veterans Day
Partly sunny, with a high near 50. Breezy, with a south southwest wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 39. Southwest wind 9 to 18 mph, with gusts as high as 28 mph.
Wednesday
Sunny, with a high near 63. West wind 7 to 10 mph.
Wednesday Night
Mostly clear, with a low around 34. West wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 61. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 44. South wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 70. South wind 7 to 13 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 54. South wind 7 to 9 mph.
Saturday
Mostly sunny, with a high near 71. South wind 10 to 16 mph, with gusts as high as 23 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles SSE Dahlgren IL
38.15°N 88.67°W
38.15°N 88.67°W
1:46 pm CST Nov 9, 2025
2pm CST Nov 9, 2025-6pm CST Nov 15, 2025
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