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.

Overcast

61°F

16°C

Humidity 90%
Wind Speed N 6 mph
Barometer 30.15 in (1021.0 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 20 May 4:56 am CDT
Extended Forecast for

5 Miles N Keenes IL

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. North wind around 7 mph.

    Low: 61 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Cloudy, with a high near 67. North northeast wind around 9 mph. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 53. Northeast wind 5 to 7 mph.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 72. East northeast wind 7 to 10 mph.

    High: 72 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 57. East northeast wind 6 to 8 mph. Chance of precipitation is 50%.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 73. Southeast wind around 8 mph. Chance of precipitation is 90%.

    High: 73 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 61. Southeast wind around 6 mph becoming light and variable. Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Southwest wind 3 to 5 mph.

    High: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. North wind around 7 mph.
Wednesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Cloudy, with a high near 67. North northeast wind around 9 mph. Chance of precipitation is 50%.
Wednesday Night
Mostly cloudy, with a low around 53. Northeast wind 5 to 7 mph.
Thursday
Partly sunny, with a high near 72. East northeast wind 7 to 10 mph.
Thursday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 57. East northeast wind 6 to 8 mph. Chance of precipitation is 50%.
Friday
Showers and possibly a thunderstorm. High near 73. Southeast wind around 8 mph. Chance of precipitation is 90%.
Friday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 61. Southeast wind around 6 mph becoming light and variable. Chance of precipitation is 50%.
Saturday
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Southwest wind 3 to 5 mph.
Saturday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 63. Calm wind.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 80. Light and variable wind.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Calm wind.
Memorial Day
Showers and thunderstorms likely. Mostly cloudy, with a high near 81. Calm wind becoming east southeast around 6 mph in the morning.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Light southeast wind.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. South southeast wind 3 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Keenes IL
 38.41°N 88.65°W
Last Update:
3:01 am CDT May 20, 2026
Forecast Valid:
5am CDT May 20, 2026-6pm CDT May 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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