Severe
Heat, humidity spark pop-up storms in southern Ontario, strong wind threat
Calgary Stampede will go on as planned amid water crisis
Slight tornadic threat with severe thunderstorms over northwestern Ontario
Montreal takes steps to keep residents cool as heat wave begins
Forecasts
Oppressive heat poses health risk in Atlantic Canada, could topple records
'Feel' miserable out? How our bodies react when humidex values soar
Hailstorm researchers aiming to take a dent out of pricey insurance claims
New warning system can alert Canadians about coastal flood risks earlier
Is Earth really getting too hot for people to survive?
Environment Canada says it can rapidly link high-heat events to climate change
Electric lobster boats: Bringing future resiliency to energy infrastructure
Swifties danced so hard it triggered earthquake readings three nights in a row
There’s a dog in a hot vehicle! What should I do?
Beware: These massive spiders lurk in Canada
Mosquitoes: They’re back and stopping in for a bite
Which sunscreen should you choose? It depends on the weather
Staying hydrated on a hot day is a lot more important than you think