Hazardous Weather Conditions
Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Mostly Cloudy
67°F
19°C
| Humidity | 84% |
| Wind Speed | SW 9 mph |
| Barometer | 29.75 in (1007.3 mb) |
| Dewpoint | 62°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 11 Mar 9:56 am CDT |
Extended Forecast for
3 Miles NNE Sesser IL
Today

High: 66 °F⇓
Heavy Rain
and BreezyTonight

Low: 32 °F
Gradual
ClearingThursday

High: 54 °F
Sunny
Thursday Night
Low: 41 °F
Mostly Clear
then Partly
Cloudy and
BreezyFriday

High: 62 °F
Partly Sunny
Friday Night

Low: 37 °F
Partly Cloudy
Saturday

High: 65 °F
Mostly Sunny
Saturday Night

Low: 52 °F
Mostly Cloudy
Sunday

High: 68 °F
Showers
Likely and
Breezy
Detailed Forecast
Today
Showers and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm. Some of the storms could produce heavy rainfall. Temperature rising to near 66 by noon, then falling to around 46 during the remainder of the day. Breezy, with a west southwest wind 9 to 14 mph becoming northwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 32. North northwest wind 9 to 18 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 54. Northwest wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 41. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 25 mph.
Friday
Partly sunny, with a high near 62. Southwest wind 11 to 17 mph, with gusts as high as 26 mph.
Friday Night
Partly cloudy, with a low around 37. Northwest wind around 6 mph becoming east northeast after midnight.
Saturday
Mostly sunny, with a high near 65. East wind 7 to 10 mph becoming south southeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 52. Southeast wind 9 to 16 mph, with gusts as high as 25 mph.
Sunday
A chance of showers and thunderstorms, then showers likely after 1pm. Mostly cloudy, with a high near 68. Breezy, with a south wind 18 to 24 mph, with gusts as high as 32 mph.
Sunday Night
A chance of rain and snow showers before 1am. Mostly cloudy, with a low around 26. Blustery, with a northwest wind 22 to 25 mph, with gusts as high as 34 mph.
Monday
Sunny, with a high near 39. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 21. Northwest wind 7 to 11 mph.
Tuesday
Partly sunny, with a high near 43. West northwest wind 6 to 9 mph becoming southwest in the afternoon.
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NNE Sesser IL
38.14°N 89.04°W
38.14°N 89.04°W
9:57 am CDT Mar 11, 2026
10am CDT Mar 11, 2026-6pm CDT Mar 17, 2026



