Hourly Weather Forecast - Sarnia, Ontario, CA

Partly Cloudy

30 % Chance of Heavy Snow

30 % Chance of Heavy Snow

30 % Chance of Heavy Snow

30 % Chance of Heavy Snow

30 % Chance of Heavy Snow

Cloudy

Cloudy

Cloudy

Mostly Cloudy

30% Chance of Heavy Snow

30% Chance of Heavy Snow

30% Chance of Heavy Snow