The Maine Department of Environmental Protection warns that unhealthy conditions may persist through the weekend.

Children, older adults, and people with respiratory or heart conditions such as asthma or COPD may begin to experience health ...

Smoke from the wildfires is expected to move out by Tuesday but could return as the fires continue to burn across Canada.

Smoke from Canadian wildfires began to worsen air quality in the eastern U.S. on Wednesday as several Midwestern states ...

The Maine Department of Environmental Protection warns that unhealthy conditions may persist through the weekend.

In Maine, smoke should begin to thin out on Thursday ... there are almost 200 wildfires still active in Canada, according to the Canadian Wildland Fire Information System. Smoke rises from ...

While the smoke may cloud your vision of the sky or ruin a day at the beach on this week's warmest days of the season so far, it is more than just a nuisance. All across the U.S., the smoke is causing ...

The Iowa Department of Natural Resources warned that air quality in a band from the state's southwest corner to the northeast ...

Forecasters say the smoke from the west will move “aloft” over the region starting Tuesday night before moving east late ...

Hazy skies are likely and air quality impacts are possible across the state. Dozens of fires continue to burn across Canada. Smoke from the fires will move into Maine Wednesday. Hundreds of fires ...