(WGHP) – After a train with cars containing toxic chemicals derailed in East Palestine, Ohio, on Sunday, officials scheduled a controlled release to avoid an explosion. The controlled release created ...

A shallow marine inversion kept polluted air trapped in the L.A. Basin for days. (Paul Duginski / Los Angeles Times) One good thing about Santa Ana winds: They really clear the air. During the first ...

Chicago experiences persistent cold and gloom due to an atmospheric inversion, with a slight chance of rain and temperatures in the mid-40s to low 50s.

SOUTH LAKE TAHOE, Calif. — An inversion has formed at Lake Tahoe. Tahoe’s mountaintops are peaking out above the inversion layer Friday morning. Inversions are stable air masses where cooler air is ...

Another round of snow is on the way tonight and tomorrow. This will mainly impact higher elevations, but some light snow ...

The bottom line? A weak front early Tuesday helped to erode a good bit of the inversion layer, leading to better skies but ...

OAKLAND, Calif. (KTVU) - The air quality wasn’t so good on Friday for the majority of the Bay Area. The average AQI was 92, or moderate, throughout the region, according to the EPA’s Air Now website.

The bottom line? The pesky inversion layer hangs tough across the northern valleys through Monday evening, before a weak cool front helps to clear the air Monday night into Tuesday. Slightly ...

Inversion occurs when a warm layer of air acts as a lid over the valley in the winter months. ABC4’s Chief Meteorologist ...

SAN DIEGO (KGTV) — The foggy season has arrived in San Diego, often called May Gray and June Gloom. But how does it form, and why does it clear some days and not others? Let’s start with why we see ...

On Sunday morning, when Kobe Bryant, his daughter Gianna and seven others were killed in a helicopter crash near Calabasas, there was a thick marine layer and patchy dense fog that obscured some of ...