Environment Canada says the vast majority of Ontario is under prolonged extreme cold warnings, with wind chill values hovering around -40 degrees in many areas.
Environment and Climate Change Canada is expanding upon a system it introduced in the summer to measure heatwaves. The tool will help officials with measuring the extent to which human-caused climate change affects individual cold snaps.
The winter storm that blanketed southern British Columbia with snow on Wednesday meant a day off work or school for some, but it had much harsher implications for those without a home.
A warming trend is in the forecast for much of British Columbia after several days of record-breaking temperatures, but the cold weather on the Prairies will continue.
An extreme cold snap that is forecast to bring a risk of frostbite and hypothermia with temperatures of -27 C Friday night has shelters in the Montreal area fearing for the vulnerable homeless population.
Environment Canada warned Quebecers on Thursday, December 22, 2022, to prepare emergency kits that can help sustain them for up to 72 hours without power, as a major winter storm approached the province.
An extreme cold is settling over parts of British Columbia's Lower Mainland on the heels of heavy snow that grounded flights, jammed roads and delayed ferries.