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.

66°F

19°C

Humidity 39%
Wind Speed Vrbl 3 mph
Barometer 30.13 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 14 May 11:56 am CDT
Extended Forecast for

Scheller IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Calm wind.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. Calm wind becoming south southeast 5 to 7 mph in the evening.

    Low: 54 °F

    Increasing
    Clouds

  • Friday

    Friday: A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. South wind 9 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of thunderstorms before 7pm, then a slight chance of showers after 1am. Mostly cloudy, with a low around 66. South wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. South southwest wind 11 to 14 mph, with gusts as high as 20 mph.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. South wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 89. South wind 7 to 16 mph, with gusts as high as 22 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. South wind 9 to 13 mph, with gusts as high as 22 mph.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Breezy, with a south wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 88 °F

    Breezy. Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Calm wind.
Tonight
Increasing clouds, with a low around 54. Calm wind becoming south southeast 5 to 7 mph in the evening.
Friday
A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. South wind 9 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Friday Night
A slight chance of thunderstorms before 7pm, then a slight chance of showers after 1am. Mostly cloudy, with a low around 66. South wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. South southwest wind 11 to 14 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 65. South wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 89. South wind 7 to 16 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 69. South wind 9 to 13 mph, with gusts as high as 22 mph.
Monday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Breezy, with a south wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 28 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 11 to 15 mph, with gusts as high as 23 mph.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 83. South southwest wind 13 to 17 mph, with gusts as high as 24 mph.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. South wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 81. South southwest wind 6 to 9 mph becoming northwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Scheller IL
 38.18°N 89.09°W
Last Update:
11:36 am CDT May 14, 2026
Forecast Valid:
12pm CDT May 14, 2026-6pm CDT May 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation