Showers and embedded thunderstorms tonight.
What: Local rainfall amounts of 20 to 40 mm, possibly exceeding 40 mm.
When: Beginning this evening and ending Tuesday morning.
Additional information: Local rainfall amounts may exceed 40 mm, especially for areas that receive thunderstorms.
Rainfall warnings may be required.
Water will likely pool on roads and in low-lying areas.
For information concerning flooding, please consult your local Conservation Authority or Ontario Ministry of Natural Resources office. Visit https://www.ontario.ca/page/floods for the latest details.
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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 social media using #ONStorm.