As dozens of wildfires continue to burn across Canada, flames are sending far-reaching plumes of smoke into the sky and ...

Canada has long seen its energy output threatened by wildfires that rage through the dense forests of northern Alberta in ...

Smoke from the wildfires burning out-of-control in the Canadian provinces of Saskatchewan and Manitoba is moving across the United States.

Smoke from wildfires in Canada is making it harder to breathe in Ohio and several other states. Here's how long it will last ...

Environment Canada has issued nearly 250 active warnings and advisories in Alberta, Saskatchewan, Manitoba and Ontario as wildfires send smoke across Western Canada ...

Parts of the Twin Cities registered upwards of 240 on the air quality index — levels considered “very unhealthy” for everyone ...

Summer heat and hazy skies? See where Canadian wildfires burn, their impact on New Jersey and when the high heat will arrive this week.

Smoke from the Canadian wildfires​ will be visible in the Philadelphia area, but no major impacts on air quality are expected.

WASHINGTON — As wildfires rage in Canada, smoke is drifting into the U.S., and also the D.C. Metro area through at least ...

The Bay Area is under an air quality advisory on Monday and Tuesday due to wildfire smoke drifting through the region from ...

Sunny and warm with highs near 80° inland and low 70s by the coast. Thin haze from Canadian wildfire smoke today will thicken tomorrow, affecting air quality.

Wildfire smoke billowing from several fires in Canada is expected to impact air quality in the San Francisco Bay Area this week, officials announced Monday. An air ...