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

Hazardous Weather Conditions

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

4 Miles NNE Macedonia IL

  • This Afternoon

    This Afternoon: A 20 percent chance of snow after 4pm. Cloudy, with a high near 28. South wind around 7 mph.

    High: 28 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: A 50 percent chance of snow before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 17. South southwest wind 3 to 6 mph.

    Low: 17 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 37. West wind around 6 mph becoming calm in the afternoon.

    High: 37 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow before noon, then a chance of snow and freezing rain between noon and 3pm, then a chance of snow after 3pm. Cloudy, with a high near 35. Calm wind becoming north northeast 5 to 7 mph in the morning. Chance of precipitation is 40%.

    High: 35 °F

    Slight Chance
    Snow then
    Chance Wintry
    Mix

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 19. North wind around 6 mph.

    Low: 19 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 29. North wind 5 to 7 mph.

    High: 29 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 12. Light and variable wind.

    Low: 12 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 35. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 35 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of snow after 4pm. Cloudy, with a high near 28. South wind around 7 mph.
Tonight
A 50 percent chance of snow before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 17. South southwest wind 3 to 6 mph.
Monday
Partly sunny, with a high near 37. West wind around 6 mph becoming calm in the afternoon.
Monday Night
Mostly cloudy, with a low around 25. Calm wind.
Tuesday
A slight chance of snow before noon, then a chance of snow and freezing rain between noon and 3pm, then a chance of snow after 3pm. Cloudy, with a high near 35. Calm wind becoming north northeast 5 to 7 mph in the morning. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 19. North wind around 6 mph.
Wednesday
Partly sunny, with a high near 29. North wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 12. Light and variable wind.
Thursday
Partly sunny, with a high near 35. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 27. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 44. West southwest wind 7 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Partly cloudy, with a low around 21. North wind around 6 mph.
Saturday
Sunny, with a high near 34. North wind around 6 mph becoming east in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Macedonia IL
 38.13°N 88.67°W
Last Update:
3:16 pm CST Feb 1, 2026
Forecast Valid:
3pm CST Feb 1, 2026-6pm CST Feb 7, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation