The advisory, warning of temperatures dipping near the freezing mark overnight and into early Friday morning, stretches from Georgina to London and beyond.

Residents around Oakville's Bronte Harbour have been alarmed by the sight of thousands of dead fish washing ashore since yesterday — where did they come from? And who's going to clean it up?

A mix of sun and cloud. 40 percent chance of showers early in the morning. Wind becoming southwest 20 km/h in the morning.