wildfire smoke

Unhealthy smoke from Canadian wildfires blankets the Upper Midwest when people want to be outside Most of Minnesota, and parts of Montana, North Dakota and Wisconsin, have been dealing with "unhealthy" air

Another glimpse of the Northern Lights possible Monday night

The skies are hazy with wildfire smoke again: a guide to when to stay inside

Another summer of smoky skies expected in Western PA

Canadian wildfire smoke chokes Upper Midwest for second straight year Meteorologist Paul Douglas says they don't know if it will be a summer-long issue but conditions are ripe for more

How to protect yourself from wildfire smoke

Canadian wildfires bring more polluted air to Pittsburgh area

PHOTOS: Wildfire smoke over NYC leads to air quality alert, cancellation of outdoor school activities

Unhealthy Wildfire Smoke Blankets Bay Area, Relief Expected by Mid-Week

Unhealthy Wildfire Smoke Blankets Bay Area, Relief Expected By Mid-Week