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.

Fair

81°F

27°C

Humidity 49%
Wind Speed Vrbl 3 mph
Barometer 30.00 in (1016.1 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 27 Aug 6:56 pm CDT
Extended Forecast for

Ewing IL

  • Tonight

    Tonight: Mostly clear, with a low around 64. North wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88. Calm wind becoming north northeast 5 to 7 mph in the afternoon.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 62. Light northeast wind.

    Low: 62 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 90. Light and variable wind.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. Light south southeast wind.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Light south southeast wind becoming south southwest 8 to 13 mph in the morning.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. South wind 5 to 7 mph.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97. South southwest wind 5 to 13 mph.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. South southwest wind 3 to 8 mph.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 64. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 88. Calm wind becoming north northeast 5 to 7 mph in the afternoon.
Friday Night
Clear, with a low around 62. Light northeast wind.
Saturday
Sunny, with a high near 90. Light and variable wind.
Saturday Night
Mostly clear, with a low around 66. Light south southeast wind.
Sunday
Sunny, with a high near 95. Light south southeast wind becoming south southwest 8 to 13 mph in the morning.
Sunday Night
Mostly clear, with a low around 72. South wind 5 to 7 mph.
Monday
Sunny and hot, with a high near 97. South southwest wind 5 to 13 mph.
Monday Night
Mostly clear, with a low around 74. South southwest wind 3 to 8 mph.
Tuesday
Sunny and hot, with a high near 98. Light south southwest wind becoming southwest 5 to 9 mph in the morning.
Tuesday Night
Mostly clear, with a low around 75. South southwest wind 3 to 6 mph.
Wednesday
Sunny and hot, with a high near 98. Light south southwest wind becoming southwest 5 to 9 mph in the morning.
Wednesday Night
Mostly clear, with a low around 76. South southwest wind 3 to 5 mph.
Thursday
Sunny and hot, with a high near 98. Light south southwest wind becoming west southwest 5 to 9 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ewing IL
 38.09°N 88.84°W
Last Update:
4:16 pm CDT Aug 27, 2026
Forecast Valid:
7pm CDT Aug 27, 2026-6pm CDT Sep 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation