Forecasts
'Blizzard-level whiteouts' with heavy rain, flood threat across Ontario
Risk of severe storms with large hail, downpours rises in Alberta
Heat fuels another opportunity for severe weather in southern Ontario
Severe
Rainfall helping water bombers fighting fire near Labrador City, says premier
Seasonal
Trapped in your car in floodwaters? This tool can help you make a quick escape
'Training' thunderstorms lead to flash flooding in Ontario, but what are they?
How does hail get so big?
What happens when El Niño and La Niña disappear?
After Earth's year of historic heat, how close are we to passing 1.5 C limit?
Summer Games organizers vow their 'greenest' affair to combat heat
How much microplastics are inside humans? New film unveils a figure
Study reveals why some people are mosquito magnets and others aren't
Honey, I'm hot! What summer heat does to honeybees
U.S. documents first local extinction due to sea level rise
Explore the Rolling Hills of the East Coast: Cape Breton awaits
How hot weather can worsen some pre-existing health conditions
AQI, AQHI, and your health: Air quality ratings explained