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.

Fair

63°F

17°C

Humidity 78%
Wind Speed S 8 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 1 Apr 3:56 am CDT
Extended Forecast for

4 Miles WSW Opdyke IL

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 63. South southwest wind around 7 mph.

    Low: 63 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 75. Southwest wind 6 to 10 mph. Chance of precipitation is 80%.

    High: 75 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Mostly cloudy, with a low around 64. Southeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after 1pm. Increasing clouds, with a high near 78. Breezy, with a south wind 16 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 60%.

    High: 78 °F

    Breezy.
    Partly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 63. Breezy, with a south southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 81. South wind 10 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    High: 81 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. South wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    Low: 59 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. Mostly cloudy, with a high near 68. South southwest wind around 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph.

    High: 68 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers, mainly before 1am. Partly cloudy, with a low around 39. Northwest wind 11 to 13 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 63. South southwest wind around 7 mph.
Wednesday
Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 75. Southwest wind 6 to 10 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Mostly cloudy, with a low around 64. Southeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Thursday
Showers likely and possibly a thunderstorm after 1pm. Increasing clouds, with a high near 78. Breezy, with a south wind 16 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 63. Breezy, with a south southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 81. South wind 10 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. South wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 68. South southwest wind around 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Saturday Night
A chance of showers, mainly before 1am. Partly cloudy, with a low around 39. Northwest wind 11 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 57. Northwest wind 11 to 15 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 34. North northwest wind 5 to 9 mph becoming calm after midnight.
Monday
Sunny, with a high near 64. Calm wind becoming south around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 41. Southwest wind 3 to 5 mph.
Tuesday
Sunny, with a high near 61. North wind 6 to 9 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Opdyke IL
 38.24°N 88.83°W
Last Update:
3:22 am CDT Apr 1, 2026
Forecast Valid:
4am CDT Apr 1, 2026-6pm CDT Apr 7, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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