Smoke from more than 100 wildfires blazing in Canada is expected to spread to impact air quality in more U.S. state.

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

Canada wildfires continue to burn, and smoke from the Canadian fires may affect U.S. air quality in several states. Is Kentucky impacted? What we know ...

Canadian Wildfires continued to burn, and smoke from the Canada fires could be affecting U.S. air quality in several states. Is Indiana impacted? What we know ...

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

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

Wildfire smoke billowing from several fires in Canada is expected to impact air quality in the San Francisco Bay Area this ...

In the U.S., smoke from the fires has already been detected drifting through Montana, North Dakota and northern Minnesota. More states, ranging as far south as Florida and as far east and north as New ...