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

Winds could blow smoke from the Bear Gulch fire burning on the Olympic Peninsula, bringing the potential for unhealthy air ...

Air quality alerts are in place again for the entire Western Slope as firefighters battle more than 20 fires. The Colorado ...

Even if we don’t see flames where we live, across much of the U.S. and Canada, in any given year, we are likely to see smoke and breathe polluted air from fires more than a thousand miles away.