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.

Overcast

79°F

26°C

Humidity 60%
Wind Speed SW 13 mph
Barometer 29.99 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 6 Jun 10:56 am CDT
Extended Forecast for

Keenes ILSimilar City Names

  • Today

    Today: Partly sunny, with a high near 88. South southwest wind around 9 mph.

    High: 88 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 71. South southwest wind around 6 mph becoming calm in the evening.

    Low: 71 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Partly sunny, with a high near 88. Calm wind becoming south southeast 5 to 9 mph in the afternoon.

    High: 88 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 71. South southeast wind 3 to 7 mph. Chance of precipitation is 70%.

    Low: 71 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 85. South wind 7 to 10 mph. Chance of precipitation is 90%.

    High: 85 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 71. South wind 5 to 8 mph. Chance of precipitation is 90%.

    Low: 71 °F

    T-storms then
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southwest wind 6 to 8 mph.

    High: 89 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly clear, with a low around 73. South wind around 5 mph.

    Low: 73 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 92. South southwest wind 5 to 9 mph.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 88. South southwest wind around 9 mph.
Tonight
Mostly cloudy, with a low around 71. South southwest wind around 6 mph becoming calm in the evening.
Sunday
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Partly sunny, with a high near 88. Calm wind becoming south southeast 5 to 9 mph in the afternoon.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 71. South southeast wind 3 to 7 mph. Chance of precipitation is 70%.
Monday
Showers and possibly a thunderstorm. High near 85. South wind 7 to 10 mph. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm. Low around 71. South wind 5 to 8 mph. Chance of precipitation is 90%.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southwest wind 6 to 8 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 73. South wind around 5 mph.
Wednesday
Sunny, with a high near 92. South southwest wind 5 to 9 mph.
Wednesday Night
Mostly clear, with a low around 75. South wind 5 to 7 mph.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 93. South southwest wind 5 to 10 mph.
Thursday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 75. South southwest wind 3 to 8 mph.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Southwest wind 3 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Keenes ILSimilar City Names
 38.35°N 88.63°W
Last Update:
5:36 am CDT Jun 6, 2026
Forecast Valid:
11am CDT Jun 6, 2026-6pm CDT Jun 12, 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