Some groups are at higher risk for complications, including children and people with underlying health conditions ...

The raging fires on Thursday are also expected to degrade air quality in parts of the Great Plains and Midwest. In New York, ...

Once the smoke rises high enough into the atmosphere, strong winds can carry it across regions, allowing smoke from Canadian ...

Rain overnight in Calgary did little to clear the wildfire smoke affecting the city, leading to an air quality warning early ...

An air quality alert for central and southern Minnesota continues from Wednesday into Thursday until 11 p.m. The Minnesota ...

This is an Alberta Emergency Alert. The Regional Municipality of Wood Buffalo has rescinded its wildfire advisory for Conklin ...

New York state health officials have issued an Air Quality Health Advisory for NYC on Thursday due to the forecast presence ...

An air quality advisory for Long Island is the result of smoke from Canada wildfires, New York State officials say.

Toxic air spreads hundreds or even thousands of miles from where wildfires burn. Last week, Chicago felt the sting—and ...

Maps show where new plumes of smoke will cause hazy skies through the end of the week. Low-level smoke is forecast to spread ...