Friday
Partly sunny
High:
78°F
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 78. South southwest wind 14 to 18 mph, with gusts as high as 30 mph.
Mount Vernon, IL Weather - Extended Forecast
Friday Night
Showers likely
Overnight low:
61°F
Showers and possibly a thunderstorm. Low around 61. South southwest wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Saturday
Showers
High:
70°F
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 70. South southwest wind 6 to 9 mph.
Saturday Night
Showers likely
Overnight low:
56°F
Showers likely and possibly a thunderstorm. Cloudy, with a low around 56. West wind around 7 mph becoming east in the evening.
Sunday
Showers likely
High:
68°F
Sunday Night
Chance of showers
Overnight low:
50°F
Monday
Chance of showers
High:
65°F
Monday Night
Partly cloudy
Overnight low:
47°F
Tuesday
Mostly sunny
High:
71°F