Will skies be clear over southern Ontario Sunday night?

Mostly cloudy skies are expected, due to widespread high-level cloudiness, with generally more high cloud over regions south and west of Lake Ontario and less over regions north of Lake Ontario. Occasional breaks in the high cloudiness and bright moonlight (after mid-evening) may give the appearance of clear skies over some regions.

Will skies be clear over southern Ontario Wednesday night?

Partly or mostly clear skies are expected, except for lots of low-level cloudiness over regions southeast of Lake Huron and Georgian Bay.

Will skies be clear over southern Ontario Tuesday night?

Clearing skies are expected over many regions before morning, especially over southwestern regions, with scattered low cloud remaining by sunrise Wednesday morning.