Hourly Weather Forecast - O'Fallon, IL

Cloudy

Cloudy

Cloudy

Cloudy

Partly Cloudy

Partly Cloudy

Partly Cloudy

Partly Cloudy

30% Chance Rain Showers

40% Chance of Light Rain

50% Chance of Light Rain

50% Chance of Light Rain

50% Chance of Rain

50% Chance of Rain

50% Chance of Rain

60% Chance Rain Showers

70% Chance Rain Showers

80% Chance Rain Showers

80% Chance Rain Showers

70% Chance Rain Showers

60% Chance of Light Rain

50% Chance of Light Rain

40% Chance Frozen Mix