Thursday
Mostly cloudy
High:
23°F
Mostly cloudy, with a high near 23. Calm wind becoming northeast around 5 mph.
Mount Vernon, IL Weather - Extended Forecast
Thursday Night
Mostly cloudy
Overnight low:
5°F
Mostly cloudy, with a low around 5. Calm wind becoming north around 5 mph after midnight.
Friday
Mostly sunny
High:
16°F
Mostly sunny, with a high near 16. North wind 5 to 9 mph.
Friday Night
Partly cloudy
Partly cloudy, with a low around 0. North wind around 7 mph.
Saturday
Mostly sunny
High:
17°F
Saturday Night
Partly cloudy
Overnight low:
2°F
Sunday
Partly sunny
High:
24°F
Sunday Night
Chance of snow showers
Overnight low:
12°F
Monday
Partly sunny
High:
31°F