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.

Mostly Cloudy

N/A

Humidity NA
Wind Speed S 9 mph
Barometer 30.11 in
Dewpoint N/A
Visibility 10.00 mi
Last update 14 Nov 7:56 am CST
Extended Forecast for

2 Miles SW Opdyke IL

  • Today

    Today: Mostly sunny, with a high near 74. Southwest wind 9 to 11 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. Southwest wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 75. Southwest wind 11 to 17 mph, with gusts as high as 23 mph.

    High: 75 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44. West southwest wind 6 to 9 mph becoming north after midnight.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60. North wind 5 to 8 mph.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. Light and variable wind.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 59. Calm wind becoming east southeast 5 to 9 mph in the morning.

    High: 59 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Showers. Mostly cloudy, with a low around 44. East wind 6 to 9 mph.

    Low: 44 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers, mainly before noon. Partly sunny, with a high near 58. North northeast wind 7 to 10 mph.

    High: 58 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 74. Southwest wind 9 to 11 mph.
Tonight
Mostly clear, with a low around 59. Southwest wind 8 to 13 mph, with gusts as high as 21 mph.
Saturday
Partly sunny, with a high near 75. Southwest wind 11 to 17 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 44. West southwest wind 6 to 9 mph becoming north after midnight.
Sunday
Sunny, with a high near 60. North wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 36. Light and variable wind.
Monday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 59. Calm wind becoming east southeast 5 to 9 mph in the morning.
Monday Night
Showers. Mostly cloudy, with a low around 44. East wind 6 to 9 mph.
Tuesday
A chance of showers, mainly before noon. Partly sunny, with a high near 58. North northeast wind 7 to 10 mph.
Tuesday Night
A chance of showers, mainly after midnight. Mostly cloudy, with a low around 37. Northeast wind around 6 mph.
Wednesday
A chance of showers. Partly sunny, with a high near 55. East wind around 7 mph.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 41. East wind 5 to 8 mph.
Thursday
Showers likely. Mostly cloudy, with a high near 59. East wind 8 to 11 mph becoming south in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Opdyke IL
 38.26°N 88.8°W
Last Update:
3:11 am CST Nov 14, 2025
Forecast Valid:
8am CST Nov 14, 2025-6pm CST Nov 20, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation