This week will be back to work and school for most Canadians after the holidays, and the weather will be something to pay close attention to, especially with a noticeably strong contrast in ...

Summer weather has been sporadic so far across Canada. Parts of the country have already experienced record heat, drought, devastating wildfires and widespread smoke. Meanwhile, other areas are still ...

Soaring temperatures across much of southern Alberta and Saskatchewan on Wednesday and Thursday are creating spring-like ...

Sweltering temperatures not seen in Toronto in nearly a decade have prompted health alerts, pool closures and warnings to students to expect “uncomfortable conditions.” By Vjosa Isai Reporting from ...

A polar vortex collapse is expected over the next two weeks, causing extreme winter weather and travel disruption across North America. The weather phenomenon is expected to develop in mid-March, ...

The first official week of summer has featured a tale of two seasons across Canada, with neither extreme providing ideal conditions for outdoor activities. Across southern Ontario, southern Quebec ...

Meteorological fall began Monday, but an expanding heat dome has other plans for the Pacific Northwest and the adjacent southwestern Canada. Temperatures are forecast to rise to between 95 and 105 ...

4:47 Polar vortex: What you can do to protect yourself from the extreme cold Environment Canada has issued several orange-level cold warnings across the country on Friday morning, as some regions are ...

Add Yahoo as a preferred source to see more of our stories on Google. What should you do if someone has hypothermia? (Image via Getty Images) (Jelena Stanojkovic via Getty Images) Polar vortex ...