Wildfire smoke doesn’t just cloud the horizon, it can chemically change the air at ground level and in layers of the atmosphere miles above.

Wildfire smoke doesn’t just cloud the horizon, it can chemically change the air at ground level and in layers of the ...

It’s among the wildfires that are raging in North America and Europe as climate change creates dangerous conditions, posing ...

An air quality alert was issued by the National Weather Service in Milwaukee-Sullivan at 1:53 p.m. on Friday, Aug. 8.

Elevated fire weather concerns are expected to continue through Monday “given interior heat, low humidity, and daily ...

Here's some insight into the weather in Binghamton Aug. 8-10, according to the National Weather Service. Though there could ...

National Weather Service has issued heat advisories for Fox Valley and Green Bay areas and parts of the Northwoods.

Scorching hot temperatures, likely soaring into the triple digits, will settle across Denver and the Front Range -- ...

Amid thousands of evacuations and the spread of smoke to the United States, the Canadian armed forces and the Coast Guard ...

Smoke produced by hundreds of wildfires burning across Canada has drifted thousands of miles and nearly circled the entire ...

An air quality alert was issued by the National Weather Service in-Sullivan at 12:20 p.m. on Thursday, Aug. 7.

More smoke and heat is expected across the Pikes Peak Region Thursday as morning temperatures quickly rise, prompting another ...