The Cram fire is the largest in the state, expanding overnight to more than 64,000 acres, according to the Northwest ...

At 9:13 a.m. on Wednesday, the National Weather Service reported an air quality alert in effect until Thursday at midnight ...

Multiple U.S. states and Canadian provinces are experiencing poor air quality from wildfire smoke. Here's where.

Air quality in the Chicago area has remained poor for three days in a row, the NBC 5 Storm Team reported Wednesday morning.

Air Quality Alerts expired across northern New York and Vermont overnight but just because the alerts are no longer in effect ...

Wildfire smoke degrades air quality in swaths of Ontario, with Toronto ranking among the worst in the world on Monday.

The Illinois Environmental Protection Agency has issued an Air Pollution Action Day for Tuesday, July 15. Here's what to know ...

Summer heat will return to the Twin Cities on Monday as air quality concerns linger for parts of Minnesota. The week will ...

The air quality is poor today in northern Illinois due to migrating Canadian wildfire smoke. See the AQI in your area.

The DEC has issued an air quality health advisory for most of upstate New York due to elevated levels of fine particulate ...

EDT on Tuesday, the National Weather Service reported an air quality alert in effect until Thursday at midnight EDT for ...

The alert comes as humidity is expected to increase Tuesday, with high temperatures in the mid 80s to low 90s, with heat indices reaching 100 by Wednesday.