There will be pleasant summer temperatures for the weekend, with a steamy and stormy heat wave expected next week.

Fine particle levels are expected to reach the purple air quality index category, which means it is considered “very ...

The Minnesota Pollution Control Agency has issued varied air quality alerts across Northern Minnesota for the upcoming ...

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

The Minnesota Pollution Control Agency has issued an air quality alert for north central and northeast Minnesota. The alert ...

At 9:57 a.m. on Monday, the National Weather Service reported an air quality alert in effect until 10 p.m. for Oneida, Seneca ...

The National Weather Service’s Chicago office attributed the alert to unhealthy ozone levels and lingering effects of smoke ...

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

The National Weather Service reported an air quality alert at 12:53 p.m. on Wednesday in effect until Thursday at 10 a.m. for ...

The National Weather Service reported an air quality alert at 11:04 a.m. on Wednesday in effect until Thursday at 3 p.m. for ...