Air quality alerts are issued when pollution levels rise to unhealthy levels, warning the public, especially vulnerable groups, to limit outdoor exposure for health and safety.

Smoke from Canadian wildfires drifted into the region last week. Doctors said they've seen an influx in appointments for respiratory problems as a result.

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

We had another decrease in the air quality levels during the day Monday as a southerly wind pushed in another round of ...

As Canadian wildfires spread smoke across the U.S. the air pollution is dangerous to health. But there are ways to protect ...

Millions of Americans are being told that being outside for long periods could put them at risk of coughing, eye irritation or breathing problems.

Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.

Minneapolis faced hazardous air quality, ranking second-worst globally due to Canadian wildfire smoke. Air quality alerts ...

As a result, skies have been hazy and air quality has been reduced. While conditions feel great for being outdoors, the air ...

Tonight will be start out mostly clear to partly cloudy then clouds will increase late. Lows will fall to the lower 60s and ...

Smoky & quiet conditons continue through the weekend with warmer temperatures and dew points coming back later in the ...

We are cool and comfortable tonight. Lows fall into the low to mid 50s under mostly clear, but smoky skies. An air quality ...