National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

2 Miles NE Dahlgren IL

  • Tonight

    Tonight: Partly cloudy, with a low around 25. West southwest wind around 6 mph.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 44. West southwest wind 6 to 16 mph becoming north northwest in the afternoon. Winds could gust as high as 33 mph.

    High: 44 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 21. North northwest wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 21 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 32. North northeast wind around 6 mph becoming calm in the afternoon.

    High: 32 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21. Calm wind becoming southeast around 6 mph after midnight.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 45. South southeast wind 5 to 8 mph.

    High: 45 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26. Light and variable wind.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 52. Light and variable wind.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Calm wind becoming south around 6 mph after midnight.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 25. West southwest wind around 6 mph.
Friday
Increasing clouds, with a high near 44. West southwest wind 6 to 16 mph becoming north northwest in the afternoon. Winds could gust as high as 33 mph.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 21. North northwest wind 6 to 9 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 32. North northeast wind around 6 mph becoming calm in the afternoon.
Saturday Night
Mostly cloudy, with a low around 21. Calm wind becoming southeast around 6 mph after midnight.
Sunday
Mostly sunny, with a high near 45. South southeast wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 26. Light and variable wind.
Monday
Sunny, with a high near 52. Light and variable wind.
Monday Night
Mostly clear, with a low around 36. Calm wind becoming south around 6 mph after midnight.
Tuesday
Partly sunny, with a high near 60. South southwest wind 6 to 8 mph.
Tuesday Night
A chance of showers. Cloudy, with a low around 44. Southwest wind around 7 mph.
Wednesday
A chance of showers. Mostly cloudy, with a high near 55. West southwest wind 7 to 9 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 36. West northwest wind around 6 mph.
Thursday
A chance of showers. Mostly cloudy, with a high near 49. West northwest wind 6 to 9 mph becoming southeast in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Dahlgren IL
 38.24°N 88.66°W
Last Update:
10:06 pm CST Feb 5, 2026
Forecast Valid:
10pm CST Feb 5, 2026-6pm CST Feb 12, 2026
 
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Additional Resources

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