Saturday
Partly sunny
High:
64°F
Partly sunny, with a high near 64. East northeast wind 5 to 10 mph becoming southeast in the afternoon.
Mount Vernon, IL Weather - Extended Forecast
Saturday Night
Mostly cloudy
Overnight low:
52°F
Mostly cloudy, with a low around 52. Southeast wind 7 to 11 mph, with gusts as high as 23 mph.
Sunday
Breezy, slight chance of showers
High:
70°F
A slight chance of showers, then showers and possibly a thunderstorm after 1pm. High near 70. Breezy, with a south wind 14 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 80%.
Sunday Night
Showers, breezy
Overnight low:
25°F
Rain showers before 1am, then a chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 25. Breezy, with a south southwest wind 23 to 25 mph becoming west northwest after midnight. Winds could gust as high as 37 mph.
Monday
Chance of snow showers
High:
31°F
Monday Night
Mostly clear
Overnight low:
13°F
Tuesday
Mostly sunny
High:
35°F
Tuesday Night
Partly cloudy
Overnight low:
25°F
Wednesday
Chance of rain or snow
High:
53°F