An upside-down temperature pattern is unfolding across Canada, flipping seasonal expectations on their head. While much of the Arctic basks in spring-like warmth, Ontario is gripped by an unseasonable ...

"This has the potential to be the most significant period of cold we have seen so far this fall," one meteorologist told ...

Cloudy with a high of 50 °F (10 °C) and a 59% chance of precipitation. Winds WNW at 13 to 21 mph (20.9 to 33.8 kph). Night - Cloudy with a 52% chance of precipitation. Winds from WNW to W at 11 to 19 ...

Sarah Lynch Baldwin is a deputy managing editor of CBSNews.com. She helps lead national and breaking news coverage and shapes editorial workflows. Wildfire smoke from Canada is expected to move over ...

An air quality map shows conditions improving across the United States on Friday as smoke from the Canadian wildfires subsides after prompting air quality alerts and advisories in several states this ...

Extreme weather in parts of Canada is causing flooding and power outages in several areas, including Toronto, Mississauga, and North Dumfries Township. In Toronto, extremely heavy rain continues as of ...

Here's the month-by-month winter forecast for Atlantic Canada. From November 1 to November 5, there will be rainy periods and ...

Wildfire smoke from Canada is expected to move over the U.S., impacting air quality for millions of people on Friday and this weekend. Maps and satellite imagery show the large-scale impact of the ...