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.

Light Rain

61°F

16°C

Humidity 93%
Wind Speed SW 5 mph
Barometer 29.93 in (1013.6 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 Apr 3:56 am CDT
Extended Forecast for

2 Miles E Mount Vernon IL

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm. Cloudy, with a low around 63. West wind around 9 mph. Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 9am. Mostly cloudy, then gradually becoming sunny, with a high near 80. West southwest wind 7 to 10 mph. Chance of precipitation is 40%.

    High: 80 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. Southwest wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 57. South wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.

    Low: 57 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 65. West southwest wind 11 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%.

    High: 65 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Mostly clear, with a low around 38. Northwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 38 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 64. West northwest wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 40. Northwest wind around 6 mph becoming light and variable in the evening.

    Low: 40 °F

    Clear

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Cloudy, with a low around 63. West wind around 9 mph. Chance of precipitation is 70%.
Thursday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 9am. Mostly cloudy, then gradually becoming sunny, with a high near 80. West southwest wind 7 to 10 mph. Chance of precipitation is 40%.
Thursday Night
Mostly clear, with a low around 58. Southwest wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 57. South wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 65. West southwest wind 11 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%.
Saturday Night
A 20 percent chance of showers before 1am. Mostly clear, with a low around 38. Northwest wind 6 to 11 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 64. West northwest wind 5 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 40. Northwest wind around 6 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 70. South southeast wind 5 to 8 mph.
Monday Night
Mostly clear, with a low around 49. South wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 77. South southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 52. South southwest wind around 8 mph.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 77. Southwest wind 7 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Mount Vernon IL
 38.31°N 88.86°W
Last Update:
3:31 am CDT Apr 16, 2026
Forecast Valid:
4am CDT Apr 16, 2026-6pm CDT Apr 22, 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