Treasure Valley inversion remains locked in place through Thursday with valley temps near 31 degrees. Brief relief possible ...

The bottom line? High pressure ridge continues to build with declining air quality in northern valleys but rebounding temperatures in central and southern Utah.

As the cool air sinks, the warm air rises over the top and traps the cold air below. If you travel from downtown Boise to the ...

While inversions are common in the Treasure Valley, this one has lasted an unusually long time. What’s going on? When will it ...

For those hoping to get relief from the inversion, you’ll have to wait until at least early next week, according to the ...

The bottom line? Our stubborn inversion setup will remain in place to start out the workweek with our air quality improved ...

For over a week, an inversion has trapped pollutants in the Salt Lake Valley. Finally, meteorologists say clean air is coming ...

Oregon’s temperature inversion continues as stagnant air, fog, and chilly temperatures remain across much of the Pacific ...

It didn't take long for air quality to plummet across the Wasatch Front and surrounding regions from the latest inversion setup.

PITTSBURGH (KDKA) -- An inversion is keeping moisture trapped at the surface, with our continued seasonably cool temperatures. That is a fancy way of saying our weather will not change much tonight or ...

It has been a split screen week in Central Oregon — with sunny skies and warm weather at Mount Bachelor, while Bend and other ...