Ozone levels will be elevated again on Wednesday in Connecticut as hot and humid conditions will persist, officials say.

Because of Canadian wildfires, Minnesota high schools have had to watch how they practice to begin the season in a number of ...

Any bit of sunshine in the forecast today will be met with not just extra clouds but also some haze and upper level smoke.

On the surface, the average temperatures appear in the normal range. But nothing about summer 2025 in Wisconsin has been ...

An air quality alert will be in effect for all of Minnesota until at least 9 a.m. Aug. 12, according to the state Pollution ...

Some regions of Louisiana are known for having the worst air quality, but other areas are said to have the best. Here's where ...

Though wildfire smoke was to blame for poor air quality earlier in the week, Wednesday and Thursday's alerts are due to high ...

Across the state, Oregon’s air is getting harder to breathe. The number of days the air quality index was unhealthy for ...

The Lagos State Environmental Protection Agency (LASEPA) on Monday, August 11, 2025, released the latest Air Quality Index ...

The latest report examines air quality readings from the 2024 wildfire season, the most expensive in state history and ...

The Mount Underwood wildfire south of Port Alberni has resulted in a 'high risk' air quality index status for Nanaimo, as ...

If you live in the Houston area, you might have noticed that air quality alerts are issued throughout the year by the U.S.