Hazardous Weather Conditions
Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Thunderstorm Rain Fog/Mist
59°F
15°C
| Humidity | 100% |
| Wind Speed | SE 6 mph |
| Barometer | 29.92 in (1013.5 mb) |
| Dewpoint | 59°F (15°C) |
| Visibility | 5.00 mi |
| Last update | 7 Mar 8:56 am CST |
Extended Forecast for
4 Miles WNW Opdyke IL
Today
High: 69 °F⇓
Showers
Likely then
Chance
ShowersTonight

Low: 39 °F
Decreasing
CloudsSunday

High: 64 °F
Sunny
Sunday Night

Low: 45 °F
Clear
Monday

High: 74 °F
Sunny
Monday Night
Low: 61 °F
Mostly Clear
then Slight
Chance
T-stormsTuesday

High: 77 °F
Showers
LikelyTuesday Night

Low: 58 °F
Showers
Wednesday

High: 68 °F
Showers and
Breezy
Detailed Forecast
Today
Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a temperature rising to near 69 by noon, then falling to around 60 during the remainder of the day. South southwest wind 13 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 39. West northwest wind 6 to 11 mph becoming light northwest after midnight. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 64. Calm wind becoming southwest around 6 mph.
Sunday Night
Clear, with a low around 45. South southwest wind 3 to 6 mph.
Monday
Sunny, with a high near 74. South southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 61. South southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 77. South southwest wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 58. South southwest wind 16 to 18 mph, with gusts as high as 31 mph.
Wednesday
Showers and possibly a thunderstorm before noon, then showers likely. Cloudy, with a high near 68. Breezy, with a south southwest wind 16 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 34. North northwest wind 7 to 15 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 53. Northwest wind 6 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 38. West southwest wind 6 to 13 mph becoming south in the evening. Winds could gust as high as 23 mph.
Friday
Mostly cloudy, with a high near 63. South southwest wind 13 to 18 mph, with gusts as high as 26 mph.
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ABOUT THIS FORECAST
Point Forecast:
4 Miles WNW Opdyke IL
38.31°N 88.83°W
38.31°N 88.83°W
7:37 am CST Mar 7, 2026
9am CST Mar 7, 2026-6pm CDT Mar 13, 2026



