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

Poor air quality is likely, along with obscured visibility. Use caution if doing strenuous activities, especially hiking. Tonight will be mostly clear and comfortable otherwise. Lows reach the 50s to ...

Economies relying on outdoor recreation are working under constant air quality alerts spurred by wildfire smoke from Canada.

High ozone levels mean August 4 will be a Code Orange Air Quality Action Day for Delaware.

After the past few cooler days, a gradual warm-up is on the way for Michiana throughout the next week. Highs by next weekend ...

Parts of Pennsylvania, including Bradford and Tioga County, will be dealing with wildfire smoke and the subsequent air quality impacts on Monday, August 4, prompting a Code Orange ...

The smoky air is predicted to reach New York City on Monday and could bring with it unhealthy air quality for sensitive ...

An air quality alert remains in effect for Coos, Carroll and Grafton counties in New Hampshire until 11:00 p.m. Sunday. Folks who are sensitive to poorer air quality should limit strenuous or ...

The First Alert continues on Sunday for wildfire smoke causing unhealthy air quality in northern and central Wisconsin, as well as across the state. An Air Quality Advisory is in effect into Monday.

NEW YORK (WABC) -- Canadian wildfire smoke will make for a hazy sky and reduced air quality for Monday into Tuesday.

ALBANY — Smoke from Canadian wildfires will continue to worsen air quality across the region Monday morning and could reach ...

Wildfire smoke continues to spread into Western New York making for a hazy sky but also reaching ground level for this Sunday ...