Air stagnation and a stubborn inversion will keep the Treasure Valley locked under low clouds and fog with poor air quality ...

The Treasure Valley can expect that inversion to hang around — at least for the majority of our week before we see a change ...

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 ...

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

As a result of the deepening inversion, areas of dense fog will start forming each night and could become persistent in spots ...

A ridge of high pressure will be centered over the region through the weekend, continuing a pattern of quiet, stable and ...

A rare temperature inversion has flipped Bay Area weather, warming mountain ridges while cold, foggy valleys grapple with poor air quality and low visibility.

Inversions are still in place across the northern valleys, leading to more haze, poor air quality, & areas of morning fog.

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

The greatest impacts are expected in the Lower Treasure Valley west of Boise and other low-lying valley locations. Rural roads and areas near open fields and waterways are especially prone to thick ...

There can be long stretches throughout the year, especially during the winter, when it doesn't seem like the clouds want to break up. The lack of sunshine can come from what meteorologists call a ...

The bottom line? A big ridge of high pressure sets up shop across the western U.S. leading to inversion haze, bad air quality ...