Hourly Weather Forecast - Sarnia, Ontario, CA

40% Chance of Storms

50% Chance of Storms

60% Chance of Storms

70% Chance of Storms

70% Chance of Storms

80% Chance of Storms

70% Chance of Storms

60% Chance of Storms

50% Chance of Storms

30% Chance of Storms

30% Chance of Light Rain

30% Chance Rain Showers

30% Chance Rain Showers

30% Chance Rain Showers

40% Chance Rain Showers

40% Chance of Storms

50% Chance of Storms

70% Chance of Storms

70% Chance of Storms

60% Chance of Storms

50% Chance of Storms

40% Chance of Storms

40% Chance of Storms