Cook County is under a heat watch through Thursday evening. Temperatures could feel like 105-110 degrees Wednesday.

Canadian wildfire smoke lingers in Michigan. Officials issued an air quality advisory in southeast Michigan for July 15.

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

Sensitive groups are advised to stay indoors and limit outdoor activities as pollution and ozone levels spike to unhealthy ...

The Mid-Ohio Regional Planning Commission issued an air quality alert July 15, 2025, for central Ohio, including Columbus, ...

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

An updated air quality alert was reported by the National Weather Service on Tuesday at 4:13 a.m. EDT in effect until ...

The National Weather Service has issued both a heat and air quality alert for most of downstate New York, Wednesday, July 16.

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

The National Weather Service reported an air quality alert at 3:46 p.m. on Tuesday in effect until Wednesday at 11:15 p.m.

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

Canadian wildfire smoke no longer lingers in Michigan as of July 18. Southwest Michigan will experience unhealthy air for ...