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rainfall warning in effectRain, at times heavy is expected tonight into Wednesday.Hazard:Total local rainfall amounts near 50 mm.Timing:Beginning late this afternoon or this evening tapering off through Wednesday morning.Discussion:Showers are expected to push into the region through the afternoon as a moisture laden system moves into the Great Lakes Basin. The showers are expected to become more widespread and heavy at times tonight along with the risk for thunderstorms as a more unstable air mass moves in. Showers will continue into Wednesday morning but are expected to become more isolated and ease off in intensity. Some areas may potentially receiving in excess of 50 mm but there still remains a high degree of uncertainty.For information concerning flooding, please consult your local Conservation Authority or Ontario Ministry of Natural Resources and Forestry office. Visit Ontario.ca/floods for the latest details.###Heavy downpours can cause flash floods and water pooling on roads. Localized flooding in low-lying areas is possible.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to [email protected] or tweet reports using #ONStorm.

Environment Canada