Hourly Weather Forecast - O'Fallon, MO

Cloudy

30% Chance of Light Rain

40% Chance of Light Rain

40% Chance of Light Rain

50% Chance of Light Rain

50% Chance of Light Rain

50% Chance of Light Rain

50% Chance of Rain

50% Chance of Rain

50% Chance Rain Showers

50% Chance Rain Showers

40% Chance Rain Showers

30% Chance Rain Showers

Partly Cloudy

Sunny

Sunny

Clear

Clear

Clear

Clear

Clear

Clear

Clear