Risk of heavy thunderstorms Wednesday then heat is on

Thunderstorms may pummel the region Wednesday before what weather watchers warn will be an “extreme heat event” arrives for the Canada Day long weekend.
Environment Canada issued a special weather statement early Wednesday predicting that showers and thunderstorms will hit parts of eastern Ontario bringing local rainfall amounts in the 20 mm to 40 mm range “with higher amounts possible under the heaviest storms.”
Then, starting Friday or Saturday, the hot and humid a