Wildfires from the West Coast are sending clouds of smoke and haze across the Western and Midwestern regions of the United States. Canada is also experiencing hazy skies.

Smoke is expected to expand across the northern United States and most of Canada in the next few days, according to AccuWeather forecasters. ... Air quality in Iowa impaired by West Coast wildfires.

The last two years along the West Coast have been wet, ... Oregon, Idaho, kind of all over the Western United States," Iowa DNR Fire Program Supervisor Ryan Harr said. "And we're always in flux, ...

Climate change causing wildfires to become more intense 09:16. Unprecedented wildfires have been spreading across the West Coast of the United States, and they show no signs of slowing. Meanwhile ...

The West Coast of the US might only be made up of three states, but that doesn’t mean it is lacking in excellent universities. Home to some of the best universities in the country, the West Coast is a ...

Some of these regions — the West Coast, Mountain States, Southwest and Northeast are pretty clearly defined — but two other regions, the South and the Midwest, are more nebulous.

Friday weather: Ice storm warnings cover Midwest, as arctic blast slams East Coast. The eastern half of the United States is enduring the latest arctic blast.