Friday
Chance of thunderstorms
High:
75°F
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. South wind 6 to 10 mph. Chance of precipitation is 70%.
Mount Vernon, IL Weather - Tomorrow’s Forecast
Friday Night
Chance of thunderstorms
Overnight low:
60°F
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 60. Southeast wind 7 to 10 mph.