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

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.

This week in the Boston Globe Weather Mailbag, Globe Weather HQ tackles questions surrounding summer thunderstorm frequency, ...

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

With various air quality indexes available, and as wildfire smoke becomes an increasing health risk, here’s what often goes ...

Officials have issued an air quality alert for around 10 million Americans, telling them to minimize outdoor activities and ...