Southwestern Ontario can expect showers tomorrow, areas in Extreme Southwestern Ontario have a risk for non-severe thunderstorms.
Areas in the GTA, the Niagara Region and Central Ontario can expect cloudy conditions.
Eastern Ontario can expect varying conditions from mainly sunny, a mix of sun and cloud or sunny conditions.
High temperatures will range from 19°C to 22°C across the region. Temperatures in red are forecasted humidex values.