Active AlertsDysart et al, ON

Frost is possible overnight.

Temperatures are expected to fall to near the freezing mark overnight into early Tuesday morning. Frost is expected over some locations.

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Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.

Take preventative measures to protect cold-sensitive plants, trees, and crops.