A heat wave is expected in parts of Alberta later this week, and some areas of the province may see record-breaking daily ...

Parts of the Greater Toronto Area remained under a special air quality statement and a heat warning on Monday night after the city ranked among the worst in the world for air quality earlier the the ...

Summer camps and daycares are being forced to shift their plans amid stifling heat and poor air quality caused by wildfire ...

Environment Canada is warning people living in a vast swath of hte B.C. Interior of unusually hot temperatures set to arrive ...

Canada is experiencing a mix of extreme weather. Several alerts are in place across the country. Southern Quebec will face ...

More than 50 million Americans from Texas to Missouri were already under National Weather Service extreme heat warnings or ...

Millions of Americans are under weather advisories this week. See which major cities have heat, flood or storm advisories.

Flash floods are increasing in frequency, severity and impact. The Canadian government needs to learn from the Texas tragedy ...