Many across western Washington noticed hazy skies on Monday afternoon into the evening. The air quality forecast for the region is expected to remain at a healthy level through the week before ...

SEATTLE - Changing wind patterns around the cascades are going to impact the amount of wildfire smoke descending into the Puget Sound region on Tuesday as multiple fires burn in western Washington.

Surges of wildfire smoke are expected across central and eastern states through the end of the week as winds blow from Canada. Early Wednesday, air quality levels were unhealthy to very unhealthy ...

Seattleites awoke to find ash falling from the skies Tuesday morning, as Washington wildfires threatened communities on both sides of the Cascades. Two growing fires -- one near Crystal Mountain ski ...

If you’re in Seattle, don’t let the eerie, orange lighting unsettle you. The air quality remained moderate in much of the Greater Seattle area Thursday, which is nothing to worry about, said National ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) For most of the past decade, forecasters have been able to use satellites to track ...

There’s one night of the year where celebrations across the United States light up the map like no other. It’s the Fourth of July — when fine particulates fill the air. The impact fireworks can have ...

Air quality in some parts of the United States is worsening as smoke from dozens of wildfires in Canada travels south, pushed by winds high in the atmosphere. Through parts of Minnesota and into ...

We now live in the Pyrocene, a proposed new geologic epoch of high wildfire activity brought about by human-caused climate change. The occurrence of extreme fire weather is now roughly double compared ...