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.

Mostly Cloudy

83°F

28°C

Humidity 55%
Wind Speed Vrbl 5 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 20 Jun 2:56 pm CDT
Extended Forecast for

3 Miles NW Macedonia IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 88. West wind 3 to 5 mph.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 66. Light and variable wind.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 5pm. Increasing clouds, with a high near 88. Light and variable wind becoming south 13 to 18 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 60%.

    High: 88 °F

    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Some of the storms could produce heavy rainfall. Low around 70. Southwest wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%.

    Low: 70 °F

    Heavy Rain
    then Showers

  • Monday

    Monday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 81. West southwest wind around 11 mph becoming north northwest in the afternoon. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. North wind 5 to 10 mph becoming light in the evening.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 82. Light northeast wind.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 88. West wind 3 to 5 mph.
Tonight
Partly cloudy, with a low around 66. Light and variable wind.
Sunday
Showers and thunderstorms likely, mainly before 5pm. Increasing clouds, with a high near 88. Light and variable wind becoming south 13 to 18 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Some of the storms could produce heavy rainfall. Low around 70. Southwest wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%.
Monday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 81. West southwest wind around 11 mph becoming north northwest in the afternoon. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 62. North wind 5 to 10 mph becoming light in the evening.
Tuesday
Sunny, with a high near 82. Light northeast wind.
Tuesday Night
Mostly clear, with a low around 62. Calm wind.
Wednesday
Sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 63. Light and variable wind.
Thursday
Mostly sunny, with a high near 84. Calm wind becoming west around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 63. Light north wind.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Calm wind becoming south southwest around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Macedonia IL
 38.08°N 88.73°W
Last Update:
2:11 pm CDT Jun 20, 2026
Forecast Valid:
3pm CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation