The weekend starts gorgeous, with sunshine and low humidity on Saturday. It turns warmer, with highs in the upper 80s. A cold front brings a few showers and storms Sunday (mostly PM), with highs back ...

While the smoke is worst along the Western Slope where the fires are burning, levels are also fluctuating on the Front Range.

The Allegheny County Health Department announced that Mobile Air Units will be deployed in the Mon Valley Thursday and Friday as part of an ongoing investigation into the deadly explosion at the U.S.

Steamy, stormy pattern change in Upper Michigan towards the weekend -- marginal risks for damaging storms, localized flash floods.

Despite thick smoke in the sky today in southern Colorado, air quality alerts haven't been issued - instead they've been in the western slope. In fact - sometimes invisible compounds pose more risk.

In recent weeks, there has been a noticeable haze on the horizon, and you may have felt an itch or tickle in the back of your throat. You are not ...

More poor air quality days are happening in Mass. from wildfire smoke. Does that mean we're all smokers now? Here are the ...

Brief break of drier, sunnier, improved air quality conditions in Upper Michigan before a steamy, stormy pattern change.

A new 20-acre fire, named the Pine Fire, broke out Wednesday afternoon southeast of Post in Crook County and quickly grew to ...

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

Wildfire smoke from the Bear Gulch Fire could create “unhealthy or hazardous” air quality conditions in Mason County over the ...