Current Conditions
A few clouds
Temp:
71°F
Wind: Calm
Humidity: 100%
Pressure: 29.87 in
Visibility: 1 miles
Observed at: 3:11 am CDT
Mount Vernon, IL Weather
Overnight
Chance of showers
Overnight low:
70°F
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a steady temperature around 70. Calm wind. Chance of precipitation is 30%.
Saturday
Patchy fog
High:
91°F
Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear
Overnight low:
66°F
Mostly clear, with a low around 66. Calm wind.